{"id":6790,"date":"2026-06-06T15:17:40","date_gmt":"2026-06-06T07:17:40","guid":{"rendered":"https:\/\/www.vacuum-sintering.com\/?page_id=6790"},"modified":"2026-06-06T15:21:52","modified_gmt":"2026-06-06T07:21:52","slug":"vacuum-heat-treatment-furnace-manufacturer","status":"publish","type":"page","link":"https:\/\/www.vacuum-sintering.com\/es\/vacuum-heat-treatment-furnace-manufacturer\/","title":{"rendered":"Fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo | Grupo HaoYue"},"content":{"rendered":"
\n\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t
\n\n

Fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo<\/h1>\n

HaoYue Group \u2014 Fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo con certificaci\u00f3n ISO 9001<\/p>\n\n

\n

Como l\u00edder fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo<\/strong>, HaoYue Group dise\u00f1a y fabrica sistemas avanzados de tratamiento t\u00e9rmico al vac\u00edo para el endurecimiento, recocido y revenido al vac\u00edo de aceros para herramientas, as\u00ed como para el tratamiento t\u00e9rmico de soluciones y el enfriamiento r\u00e1pido con gas a alta presi\u00f3n. Con m\u00e1s de 15 a\u00f1os de experiencia especializada y m\u00e1s de 500 sistemas de procesamiento t\u00e9rmico instalados en todo el mundo, ofrecemos equipos de tratamiento t\u00e9rmico de precisi\u00f3n que cumplen con las normas AMS 2750F, NADCAP y los est\u00e1ndares de la industria.<\/p>\n<\/div>\n\n

\u00bfQu\u00e9 es un horno de tratamiento t\u00e9rmico al vac\u00edo?<\/h2>\n

A horno de tratamiento t\u00e9rmico al vac\u00edo<\/strong> Es un sistema de procesamiento t\u00e9rmico que calienta, mantiene y enfr\u00eda componentes met\u00e1licos al vac\u00edo o en una atm\u00f3sfera controlada de gas inerte para modificar sus propiedades f\u00edsicas y mec\u00e1nicas. Al eliminar el ox\u00edgeno y los gases reactivos durante el ciclo de calentamiento, los hornos de tratamiento t\u00e9rmico al vac\u00edo producen piezas con superficies brillantes y libres de \u00f3xido, logrando resultados metal\u00fargicos precisos.<\/p>\n

Los principales procesos de tratamiento t\u00e9rmico al vac\u00edo incluyen:<\/p>\n

    \n
  • Endurecimiento al vac\u00edo<\/strong> \u2014 Austenizaci\u00f3n seguida de un enfriamiento r\u00e1pido para obtener la m\u00e1xima dureza.<\/li>\n
  • Templado al vac\u00edo<\/strong> \u2014 Recalentamiento controlado despu\u00e9s del endurecimiento para reducir la fragilidad y lograr la tenacidad deseada.<\/li>\n
  • Recocido al vac\u00edo<\/strong> \u2014 Enfriamiento lento y controlado para ablandar los materiales, aliviar tensiones y mejorar la maquinabilidad.<\/li>\n
  • Tratamiento con soluci\u00f3n al vac\u00edo<\/strong> \u2014 Calentamiento para disolver los precipitados seguido de un enfriamiento r\u00e1pido para aleaciones endurecibles por envejecimiento.<\/li>\n
  • Alivia el estr\u00e9s<\/strong> \u2014 Tratamiento a baja temperatura para reducir las tensiones residuales del mecanizado o conformado.<\/li>\n
  • Carburizaci\u00f3n al vac\u00edo<\/strong> \u2014 Difusi\u00f3n de carbono en superficies de acero a baja presi\u00f3n para mejorar la dureza superficial.<\/li>\n<\/ul>\n\n

    Serie de hornos de tratamiento t\u00e9rmico al vac\u00edo HaoYue<\/h2>\n\n

    Serie T: Horno de tratamiento t\u00e9rmico al vac\u00edo multiusos<\/h3>\n

    La serie T, el producto estrella de HaoYue, es vers\u00e1til. horno de tratamiento t\u00e9rmico al vac\u00edo<\/strong> Dise\u00f1ado para talleres de matricer\u00eda, empresas de tratamiento t\u00e9rmico por contrato e instalaciones de fabricaci\u00f3n que manejan cargas de trabajo diversas:<\/p>\n

      \n
    • Rango de temperatura:<\/strong> 400\u00b0C \u2013 1350\u00b0C<\/li>\n
    • Aspiradora definitiva:<\/strong> 6,7\u00d710\u207b\u00b3 Pa<\/li>\n
    • Temple:<\/strong> Enfriamiento por gas a alta presi\u00f3n (hasta 10 bar) con boquillas direccionales para una refrigeraci\u00f3n uniforme.<\/li>\n
    • Uniformidad de la temperatura:<\/strong> \u00b13\u00b0C (AMS 2750F Clase 2)<\/li>\n
    • Zona caliente:<\/strong> Totalmente met\u00e1lico o de grafito, configurable por el usuario.<\/li>\n
    • Tama\u00f1os de las c\u00e1maras:<\/strong> Desde 200 mm \u00d7 300 mm (laboratorio) hasta 1200 mm \u00d7 1500 mm (industrial)<\/li>\n
    • Aplicaciones:<\/strong> Aceros para herramientas H13\/D2\/M2\/A2\/O1, aceros inoxidables, aceros de alta velocidad, aceros aleados<\/li>\n<\/ul>\n\n

      Serie TQ: Horno de vac\u00edo con enfriamiento por aceite integrado.<\/h3>\n
        \n
      • Rango de temperatura:<\/strong> 400\u00b0C \u2013 1320\u00b0C<\/li>\n
      • Temple:<\/strong> Tanque de enfriamiento de aceite integrado dentro de la c\u00e1mara de vac\u00edo<\/li>\n
      • Aplicaciones:<\/strong> Aceros que requieren velocidades de enfriamiento en aceite que superan la capacidad de enfriamiento en gas.<\/li>\n
      • Caracter\u00edstica principal:<\/strong> Transferencia sin interrupciones desde la zona caliente al ba\u00f1o de aceite al vac\u00edo, sin exposici\u00f3n atmosf\u00e9rica.<\/li>\n<\/ul>\n\n

        Serie TC \u2014 Horno de carburaci\u00f3n al vac\u00edo<\/h3>\n
          \n
        • Rango de temperatura:<\/strong> 850\u00b0C \u2013 1050\u00b0C<\/li>\n
        • Atm\u00f3sfera:<\/strong> Acetileno o propano a baja presi\u00f3n con inyecci\u00f3n pulsada<\/li>\n
        • Aplicaciones:<\/strong> Cementaci\u00f3n de engranajes, cojinetes y ejes para la industria automotriz y aeroespacial.<\/li>\n
        • Caracter\u00edstica principal:<\/strong> Profundidad de la capa uniforme sin oxidaci\u00f3n interna: superior a la carburaci\u00f3n con gas atmosf\u00e9rico.<\/li>\n<\/ul>\n\n

          Especificaciones t\u00e9cnicas: Horno de tratamiento t\u00e9rmico serie T<\/h2>\n\n\n\n\n\n
          Par\u00e1metro<\/th>\nGama est\u00e1ndar<\/th>\nOpcional<\/th>\n<\/tr>\n<\/thead>\n
          Temperatura m\u00e1xima<\/td>1320\u00b0C<\/td>1350\u00b0C<\/td><\/tr>\n
          Aspiradora definitiva<\/td>6,7\u00d710\u207b\u00b3 Pa<\/td>6,7 \u00d7 10\u207b\u2074 Pa<\/td><\/tr>\n
          Presi\u00f3n de enfriamiento del gas<\/td>6 barras<\/td>10 bar \/ 20 bar<\/td><\/tr>\n
          Uniformidad de la temperatura<\/td>\u00b15\u00b0C<\/td>\u00b13\u00b0C (AMS 2750F)<\/td><\/tr>\n
          Tasa de calentamiento<\/td>Hasta 20 \u00b0C\/min<\/td>Hasta 40 \u00b0C\/min<\/td><\/tr>\n
          Velocidad de enfriamiento (6 bar N\u2082)<\/td>De 1000 \u00b0C a 200 \u00b0C en 12 minutos.<\/td>Depende de la masa de la carga.<\/td><\/tr>\n
          Sistema de control<\/td>PLC Siemens + HMI t\u00e1ctil<\/td>Preparado para SCADA\/MES<\/td><\/tr>\n
          Material de zona caliente<\/td>Fieltro de grafito + varilla de grafito<\/td>Molibdeno + acero inoxidable<\/td><\/tr>\n<\/tbody>\n<\/table>\n\n

          Aplicaciones pr\u00e1cticas: Estudios de caso sobre el tratamiento t\u00e9rmico al vac\u00edo<\/h2>\n\n

          Caso 1: Endurecimiento del acero para herramientas \u2014 Fabricante de moldes y matrices en Turqu\u00eda<\/h3>\n

          Una empresa turca de fabricaci\u00f3n de moldes que produc\u00eda moldes de inyecci\u00f3n para piezas interiores de autom\u00f3viles necesitaba un proveedor confiable. fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo<\/strong> Para reemplazar su l\u00ednea de ba\u00f1o de sal obsoleta, HaoYue entreg\u00f3 un horno de la serie T con enfriamiento por gas a 10 bares. Resultados despu\u00e9s de 12 meses de funcionamiento:<\/p>\n

            \n
          • La dureza del acero H13 se mantiene constante entre 48 y 52 HRC sin descarburaci\u00f3n.<\/li>\n
          • El acero D2 alcanz\u00f3 60\u201362 HRC con una distorsi\u00f3n m\u00ednima; las dimensiones del molde se mantuvieron dentro de una tolerancia de 0,02 mm.<\/li>\n
          • El consumo de energ\u00eda se redujo en 45% en comparaci\u00f3n con el ba\u00f1o de sal.<\/li>\n
          • La seguridad del operario mejor\u00f3 dr\u00e1sticamente: no se manipula ni se elimina sal peligrosa.<\/li>\n
          • El rendimiento de producci\u00f3n aument\u00f3 en 60% con el control automatizado de recetas.<\/li>\n<\/ul>\n\n

            Caso 2: Recocido al vac\u00edo de bobinas de acero inoxidable \u2014 Fabricante egipcio<\/h3>\n

            Una empresa egipcia de procesamiento de acero inoxidable necesitaba un recocido brillante de bobinas de fleje de 304 y 316L. HaoYue proporcion\u00f3 un horno de recocido continuo al vac\u00edo con enfriamiento por gas inerte. Resultados:<\/p>\n

              \n
            • Acabado brillante y libre de \u00f3xido en todas las bobinas; no requiere decapado ni limpieza mec\u00e1nica.<\/li>\n
            • Las propiedades mec\u00e1nicas cumplen con las normas ASTM A240 y EN 10088.<\/li>\n
            • Producci\u00f3n anual de m\u00e1s de 3000 toneladas con calidad constante.<\/li>\n<\/ul>\n\n

              Caso 3: Tratamiento de soluciones de aleaciones de aluminio aeroespaciales \u2014 Fabricante de equipos originales asi\u00e1tico<\/h3>\n

              Un fabricante asi\u00e1tico de componentes aeroespaciales necesitaba un horno de tratamiento t\u00e9rmico al vac\u00edo<\/strong> Para el tratamiento t\u00e9rmico y el envejecimiento de componentes de aluminio 7075 y 6061, HaoYue dise\u00f1\u00f3 a medida un horno de vac\u00edo de baja temperatura con enfriamiento uniforme por gas forzado.<\/p>\n

                \n
              • Uniformidad de temperatura de \u00b12 \u00b0C en toda la zona de trabajo.<\/li>\n
              • Velocidad de enfriamiento controlable de 2 \u00b0C\/s a 50 \u00b0C\/s para optimizar las propiedades mec\u00e1nicas.<\/li>\n
              • Todos los lotes cumplieron con la norma AMS 2770 y las especificaciones espec\u00edficas del cliente.<\/li>\n<\/ul>\n\n

                Capacidades de la f\u00e1brica y capacidad de producci\u00f3n<\/h2>\n

                La planta de fabricaci\u00f3n de HaoYue Group en Nantong, China, con una superficie de 25.000 m\u00b2, es una de las bases de producci\u00f3n de hornos de vac\u00edo m\u00e1s completas del sector, con l\u00edneas de producci\u00f3n dedicadas a hornos de tratamiento t\u00e9rmico.<\/p>\n

                  \n
                • Capacidad anual:<\/strong> M\u00e1s de 500 sistemas de hornos de vac\u00edo<\/li>\n
                • Equipo especializado:<\/strong> M\u00e1s de 45 ingenieros de I+D, incluyendo metal\u00fargicos y cient\u00edficos de materiales.<\/li>\n
                • Certificaciones:<\/strong> Capacidad de dise\u00f1o seg\u00fan las normas ISO 9001:2015, ISO 14001, CE y ASME.<\/li>\n
                • Laboratorio de pruebas:<\/strong> Laboratorio de metalograf\u00eda propio para la validaci\u00f3n de procesos.<\/li>\n
                • Calibraci\u00f3n de temperatura:<\/strong> Pruebas SAT y TUS que cumplen con la norma AMS 2750F en cada horno.<\/li>\n
                • Instalaciones globales:<\/strong> M\u00e1s de 500 sistemas en m\u00e1s de 30 pa\u00edses.<\/li>\n<\/ul>\n\n

                  \u00bfPor qu\u00e9 elegir a HaoYue como fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo?<\/h2>\n
                    \n
                  • Especializaci\u00f3n de procesos:<\/strong> Amplia experiencia en el tratamiento t\u00e9rmico de aceros para herramientas, aceros inoxidables y aleaciones.<\/li>\n
                  • Cumplimiento de la norma AMS 2750F:<\/strong> Todos los hornos han sido probados y certificados seg\u00fan los est\u00e1ndares de pirometr\u00eda aeroespacial.<\/li>\n
                  • Automatizaci\u00f3n completa:<\/strong> Funcionamiento basado en recetas con registro de ciclos, exportaci\u00f3n de datos y monitorizaci\u00f3n remota.<\/li>\n
                  • Ciclos de tratamiento t\u00e9rmico personalizados:<\/strong> Nuestros metal\u00fargicos pueden ayudarle a desarrollar y validar sus perfiles espec\u00edficos de tratamiento t\u00e9rmico.<\/li>\n
                  • Soporte postventa:<\/strong> Soporte t\u00e9cnico 24\/7, inventario de repuestos, servicio in situ y mantenimiento preventivo.<\/li>\n
                  • Precios directos de f\u00e1brica:<\/strong> Precios competitivos sin sobreprecios de distribuidores.<\/li>\n<\/ul>\n\n

                    Opciones de personalizaci\u00f3n<\/h2>\n
                      \n
                    • Selecci\u00f3n de zona caliente:<\/strong> Grafito de uso general o totalmente met\u00e1lico (molibdeno) para un procesamiento limpio y libre de carbono.<\/li>\n
                    • Sistema de enfriamiento:<\/strong> Gas a alta presi\u00f3n (6\u201320 bar), conjuntos de boquillas direccionales o enfriamiento con aceite.<\/li>\n
                    • Tama\u00f1o de la c\u00e1mara:<\/strong> Desde unidades de laboratorio de 200 mm \u00d7 300 mm hasta sistemas de producci\u00f3n de 1500 mm \u00d7 2000 mm.<\/li>\n
                    • Elementos calefactores:<\/strong> Varillas de grafito, alambre de molibdeno o carburo de silicio para diferentes rangos de temperatura.<\/li>\n
                    • Nivel de automatizaci\u00f3n:<\/strong> Desde el modo manual b\u00e1sico hasta el totalmente automatizado con integraci\u00f3n MES y seguimiento de c\u00f3digos de barras.<\/li>\n
                    • Recopilaci\u00f3n de datos:<\/strong> Registro de ciclos, informes de control estad\u00edstico de procesos (SPC), monitorizaci\u00f3n basada en la nube y documentaci\u00f3n lista para auditor\u00edas.<\/li>\n<\/ul>\n\n

                      Descripci\u00f3n general del proceso de tratamiento t\u00e9rmico al vac\u00edo<\/h2>\n
                        \n
                      1. Cargando:<\/strong> Los componentes se colocan en bandejas de fijaci\u00f3n de aleaci\u00f3n resistentes al calor o en cestas.<\/li>\n
                      2. Evacuaci\u00f3n:<\/strong> C\u00e1mara evacuada a alto vac\u00edo (rango de 10\u207b\u00b2 a 10\u207b\u00b3 Pa)<\/li>\n
                      3. Precalentamiento:<\/strong> Precalentamiento gradual para asegurar una distribuci\u00f3n uniforme de la temperatura y evitar el choque t\u00e9rmico.<\/li>\n
                      4. Austenizaci\u00f3n \/ Calentamiento:<\/strong> Rampa controlada hasta la temperatura objetivo con mantenimiento para una transformaci\u00f3n de fase completa.<\/li>\n
                      5. Temple:<\/strong> Enfriamiento r\u00e1pido mediante gas inerte a alta presi\u00f3n (N\u2082, Ar, He) o aceite, y transformaci\u00f3n de la microestructura.<\/li>\n
                      6. Templado:<\/strong> Recalentamiento controlado a temperatura intermedia para lograr el equilibrio deseado entre dureza y tenacidad.<\/li>\n
                      7. Enfriamiento y descarga:<\/strong> Los componentes se enfr\u00edan a una temperatura segura para su manipulaci\u00f3n y se retiran con superficies limpias y libres de oxidaci\u00f3n.<\/li>\n<\/ol>\n

                        Cada ciclo es totalmente programable y monitorizado, con registro de datos en tiempo real para garantizar la calidad y la trazabilidad.<\/p>\n\n

                        Preguntas frecuentes<\/h2>\n\n
                        \n

                        \u00bfQu\u00e9 materiales se pueden procesar en un horno de tratamiento t\u00e9rmico al vac\u00edo?<\/h3>\n

                        Los materiales comunes incluyen aceros para herramientas (H13, D2, M2, A2, O1, S7), aceros de alta velocidad (M35, M42), aceros inoxidables (304, 316, 17-4PH, 440C), aceros aleados (4140, 4340, 8620), aceros maraging, aleaciones de titanio, superaleaciones a base de n\u00edquel y cobre-berilio. El entorno de vac\u00edo evita la oxidaci\u00f3n superficial y la descarburaci\u00f3n durante el procesamiento.<\/p>\n<\/div>\n\n

                        \n

                        \u00bfC\u00f3mo se compara el tratamiento t\u00e9rmico al vac\u00edo con el tratamiento en atm\u00f3sfera controlada o en ba\u00f1o de sales?<\/h3>\n

                        El tratamiento t\u00e9rmico al vac\u00edo produce superficies brillantes y libres de \u00f3xido, sin descarburaci\u00f3n. Proporciona una uniformidad de temperatura superior (\u00b13 \u00b0C frente a \u00b110 \u00b0C en ba\u00f1os de sales), elimina la manipulaci\u00f3n y eliminaci\u00f3n de productos qu\u00edmicos peligrosos, reduce la distorsi\u00f3n mediante un calentamiento y enfriamiento controlados, y ofrece resultados metal\u00fargicos m\u00e1s consistentes entre lotes.<\/p>\n<\/div>\n\n

                        \n

                        \u00bfQu\u00e9 m\u00e9todos de enfriamiento r\u00e1pido existen para el tratamiento t\u00e9rmico al vac\u00edo?<\/h3>\n

                        HaoYue ofrece temple con gas a alta presi\u00f3n (6\u201320 bar con tecnolog\u00eda de boquilla direccional), temple en aceite (tanque de aceite integrado al vac\u00edo) y enfriamiento lento controlado para el recocido. La elecci\u00f3n depende de la templabilidad del material, el espesor de la secci\u00f3n y las propiedades mec\u00e1nicas requeridas.<\/p>\n<\/div>\n\n

                        \n

                        \u00bfHaoYue proporciona validaci\u00f3n y documentaci\u00f3n para el tratamiento t\u00e9rmico aeroespacial?<\/h3>\n

                        S\u00ed. Nuestros hornos de tratamiento t\u00e9rmico al vac\u00edo est\u00e1n dise\u00f1ados y probados conforme a las normas AMS 2750F, AMS 2770 y las especificaciones aeroespaciales del cliente. Proporcionamos documentaci\u00f3n completa, incluyendo informes TUS, informes SAT, certificados de calibraci\u00f3n de instrumentos y registro de datos de ciclo, aptos para los requisitos de auditor\u00eda NADCAP y AS9100.<\/p>\n<\/div>\n\n

                        \n

                        \u00bfCu\u00e1l es el plazo de entrega habitual para un horno de tratamiento t\u00e9rmico al vac\u00edo?<\/h3>\n

                        Los modelos est\u00e1ndar de la Serie T se entregan normalmente entre 8 y 12 semanas despu\u00e9s de la confirmaci\u00f3n del pedido. Los sistemas dise\u00f1ados a medida con caracter\u00edsticas especiales pueden requerir entre 14 y 20 semanas. Proporcionamos un cronograma detallado del proyecto en la fase de cotizaci\u00f3n.<\/p>\n<\/div>\n\n

                        \n

                        \u00bfOfrece HaoYue opciones de financiaci\u00f3n o arrendamiento para equipos de tratamiento t\u00e9rmico al vac\u00edo?<\/h3>\n

                        Colaboramos con entidades financieras para ofrecer condiciones de pago flexibles a clientes cualificados, incluyendo planes de pago a plazos y opciones de arrendamiento. P\u00f3ngase en contacto con nuestro equipo de ventas para hablar sobre las opciones de financiaci\u00f3n que mejor se adapten a su presupuesto y modelo de negocio.<\/p>\n<\/div>\n\n

                        Contacte con HaoYue: su fabricante de confianza de hornos de tratamiento t\u00e9rmico al vac\u00edo.<\/h2>\n

                        \u00bfListo para modernizar sus capacidades de tratamiento t\u00e9rmico? Cont\u00e1ctenos para una consulta gratuita, recomendaciones de procesos y cotizaci\u00f3n de equipos.<\/p>\n

                        Grupo HaoYue<\/strong><\/p>\n

                          \n
                        • Tel\u00e9fono\/WhatsApp:<\/strong> +86-180-6810-6501<\/li>\n
                        • Correo electr\u00f3nico:<\/strong> lyle@haoyue-group.com<\/li>\n
                        • Sitio web:<\/strong> www.vacuo-sintering.com<\/li>\n
                        • F\u00e1brica:<\/strong> No.1, Parque Industrial Jufeng, Distrito de Tongzhou, Nantong, Jiangsu, China<\/li>\n<\/ul>\n\n

                          \u00a9 2026 HaoYue Group \u2014 Fabricante de hornos de tratamiento t\u00e9rmico al vac\u00edo<\/p>\n\n<\/section>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

                          Vacuum Heat Treatment Furnace Manufacturer HaoYue Group \u2014 ISO 9001 Certified Vacuum Heat Treatment Furnace […]<\/p>\n","protected":false},"author":2,"featured_media":5326,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-6790","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"spectra_custom_meta":{"_uagb_previous_block_counts":["a:90:{s:21:\"uagb\/advanced-heading\";i:0;s:15:\"uagb\/blockquote\";i:0;s:12:\"uagb\/buttons\";i:0;s:18:\"uagb\/buttons-child\";i:0;s:19:\"uagb\/call-to-action\";i:0;s:15:\"uagb\/cf7-styler\";i:0;s:11:\"uagb\/column\";i:0;s:12:\"uagb\/columns\";i:0;s:14:\"uagb\/container\";i:0;s:21:\"uagb\/content-timeline\";i:0;s:27:\"uagb\/content-timeline-child\";i:0;s:14:\"uagb\/countdown\";i:0;s:12:\"uagb\/counter\";i:0;s:8:\"uagb\/faq\";i:0;s:14:\"uagb\/faq-child\";i:0;s:10:\"uagb\/forms\";i:0;s:17:\"uagb\/forms-accept\";i:0;s:19:\"uagb\/forms-checkbox\";i:0;s:15:\"uagb\/forms-date\";i:0;s:16:\"uagb\/forms-email\";i:0;s:17:\"uagb\/forms-hidden\";i:0;s:15:\"uagb\/forms-name\";i:0;s:16:\"uagb\/forms-phone\";i:0;s:16:\"uagb\/forms-radio\";i:0;s:17:\"uagb\/forms-select\";i:0;s:19:\"uagb\/forms-textarea\";i:0;s:17:\"uagb\/forms-toggle\";i:0;s:14:\"uagb\/forms-url\";i:0;s:14:\"uagb\/gf-styler\";i:0;s:15:\"uagb\/google-map\";i:0;s:11:\"uagb\/how-to\";i:0;s:16:\"uagb\/how-to-step\";i:0;s:9:\"uagb\/icon\";i:0;s:14:\"uagb\/icon-list\";i:0;s:20:\"uagb\/icon-list-child\";i:0;s:10:\"uagb\/image\";i:0;s:18:\"uagb\/image-gallery\";i:0;s:13:\"uagb\/info-box\";i:0;s:18:\"uagb\/inline-notice\";i:0;s:11:\"uagb\/lottie\";i:0;s:21:\"uagb\/marketing-button\";i:0;s:10:\"uagb\/modal\";i:0;s:18:\"uagb\/popup-builder\";i:0;s:16:\"uagb\/post-button\";i:0;s:18:\"uagb\/post-carousel\";i:0;s:17:\"uagb\/post-excerpt\";i:0;s:14:\"uagb\/post-grid\";i:0;s:15:\"uagb\/post-image\";i:0;s:17:\"uagb\/post-masonry\";i:0;s:14:\"uagb\/post-meta\";i:0;s:18:\"uagb\/post-taxonomy\";i:0;s:18:\"uagb\/post-timeline\";i:0;s:15:\"uagb\/post-title\";i:0;s:20:\"uagb\/restaurant-menu\";i:0;s:26:\"uagb\/restaurant-menu-child\";i:0;s:11:\"uagb\/review\";i:0;s:12:\"uagb\/section\";i:0;s:14:\"uagb\/separator\";i:0;s:11:\"uagb\/slider\";i:0;s:17:\"uagb\/slider-child\";i:0;s:17:\"uagb\/social-share\";i:0;s:23:\"uagb\/social-share-child\";i:0;s:16:\"uagb\/star-rating\";i:0;s:23:\"uagb\/sure-cart-checkout\";i:0;s:22:\"uagb\/sure-cart-product\";i:0;s:15:\"uagb\/sure-forms\";i:0;s:22:\"uagb\/table-of-contents\";i:0;s:9:\"uagb\/tabs\";i:0;s:15:\"uagb\/tabs-child\";i:0;s:18:\"uagb\/taxonomy-list\";i:0;s:9:\"uagb\/team\";i:0;s:16:\"uagb\/testimonial\";i:0;s:14:\"uagb\/wp-search\";i:0;s:19:\"uagb\/instagram-feed\";i:0;s:10:\"uagb\/login\";i:0;s:17:\"uagb\/loop-builder\";i:0;s:18:\"uagb\/loop-category\";i:0;s:20:\"uagb\/loop-pagination\";i:0;s:15:\"uagb\/loop-reset\";i:0;s:16:\"uagb\/loop-search\";i:0;s:14:\"uagb\/loop-sort\";i:0;s:17:\"uagb\/loop-wrapper\";i:0;s:13:\"uagb\/register\";i:0;s:19:\"uagb\/register-email\";i:0;s:24:\"uagb\/register-first-name\";i:0;s:23:\"uagb\/register-last-name\";i:0;s:22:\"uagb\/register-password\";i:0;s:30:\"uagb\/register-reenter-password\";i:0;s:19:\"uagb\/register-terms\";i:0;s:22:\"uagb\/register-username\";i:0;}"],"_edit_lock":["1780730514:2"],"rank_math_internal_links_processed":["1"],"rank_math_seo_score":["9"],"_edit_last":["2"],"_wpcode_header_scripts":["a:4:{s:14:\"disable_global\";b:0;s:3:\"any\";s:0:\"\";s:7:\"desktop\";s:0:\"\";s:6:\"mobile\";s:0:\"\";}"],"_wpcode_footer_scripts":["a:4:{s:14:\"disable_global\";b:0;s:3:\"any\";s:0:\"\";s:7:\"desktop\";s:0:\"\";s:6:\"mobile\";s:0:\"\";}"],"_wpcode_body_scripts":["a:4:{s:14:\"disable_global\";b:0;s:3:\"any\";s:0:\"\";s:7:\"desktop\";s:0:\"\";s:6:\"mobile\";s:0:\"\";}"],"_wpcode_page_snippets":["a:0:{}"],"_elementor_edit_mode":["builder"],"_astra_content_layout_flag":["disabled"],"ast-title-bar-display":["disabled"],"ast-featured-img":["disabled"],"ast-site-content-layout":["full-width-container"],"site-sidebar-layout":["no-sidebar"],"_elementor_template_type":["wp-page"],"_elementor_version":["4.1.1"],"_elementor_pro_version":["4.0.1"],"rank_math_pillar_content":["on"],"_wp_page_template":["default"],"_elementor_data":["[{\"id\":\"5e73eab\",\"elType\":\"container\",\"settings\":{\"display_condition_list\":[{\"display_condition_login_status\":\"subscriber\",\"_id\":\"f85c6a2\"}]},\"elements\":[{\"id\":\"e6cea83\",\"elType\":\"widget\",\"settings\":{\"html\":\"

                          \\n\\n

                          Vacuum Heat Treatment Furnace Manufacturer<\\\/h1>\\n

                          HaoYue Group \\u2014 ISO 9001 Certified Vacuum Heat Treatment Furnace Manufacturer<\\\/p>\\n\\n

                          \\n

                          As a leading vacuum heat treatment furnace manufacturer<\\\/strong>, HaoYue Group designs and builds advanced vacuum heat treatment systems for tool steel hardening, vacuum annealing, vacuum tempering, solution treatment, and high-pressure gas quenching. With 15+ years of specialized experience and over 500 thermal processing systems installed worldwide, we deliver precision heat treatment equipment that meets AMS 2750F, NADCAP, and industry standards.<\\\/p>\\n<\\\/div>\\n\\n

                          What Is a Vacuum Heat Treatment Furnace?<\\\/h2>\\n

                          A vacuum heat treatment furnace<\\\/strong> is a thermal processing system that heats, holds, and cools metal components under vacuum or controlled inert gas atmosphere to alter their physical and mechanical properties. By eliminating oxygen and reactive gases during the heating cycle, vacuum heat treatment furnaces produce parts with bright, oxide-free surfaces while achieving precise metallurgical outcomes.<\\\/p>\\n

                          Key vacuum heat treatment processes include:<\\\/p>\\n

                            \\n
                          • Vacuum Hardening<\\\/strong> \\u2014 Austenitization followed by rapid quenching for maximum hardness<\\\/li>\\n
                          • Vacuum Tempering<\\\/strong> \\u2014 Controlled reheating after hardening to reduce brittleness and achieve target toughness<\\\/li>\\n
                          • Vacuum Annealing<\\\/strong> \\u2014 Slow, controlled cooling to soften materials, relieve stresses, and improve machinability<\\\/li>\\n
                          • Vacuum Solution Treatment<\\\/strong> \\u2014 Heating to dissolve precipitates followed by rapid cooling for age-hardenable alloys<\\\/li>\\n
                          • Stress Relieving<\\\/strong> \\u2014 Low-temperature treatment to reduce residual stresses from machining or forming<\\\/li>\\n
                          • Vacuum Carburizing<\\\/strong> \\u2014 Carbon diffusion into steel surfaces under low pressure for enhanced case hardness<\\\/li>\\n<\\\/ul>\\n\\n

                            HaoYue Vacuum Heat Treatment Furnace Series<\\\/h2>\\n\\n

                            T Series \\u2014 Multi-Purpose Vacuum Heat Treatment Furnace<\\\/h3>\\n

                            HaoYue's flagship T Series is a versatile vacuum heat treatment furnace<\\\/strong> designed for tool and die shops, contract heat treaters, and manufacturing facilities handling diverse workloads:<\\\/p>\\n

                              \\n
                            • Temperature range:<\\\/strong> 400\\u00b0C \\u2013 1350\\u00b0C<\\\/li>\\n
                            • Ultimate vacuum:<\\\/strong> 6.7\\u00d710\\u207b\\u00b3 Pa<\\\/li>\\n
                            • Quenching:<\\\/strong> High-pressure gas quench (up to 10 bar) with directional nozzles for uniform cooling<\\\/li>\\n
                            • Temperature uniformity:<\\\/strong> \\u00b13\\u00b0C (AMS 2750F Class 2)<\\\/li>\\n
                            • Hot zone:<\\\/strong> All-metal or graphite, user-configurable<\\\/li>\\n
                            • Chamber sizes:<\\\/strong> From 200mm \\u00d7 300mm (lab) to 1200mm \\u00d7 1500mm (industrial)<\\\/li>\\n
                            • Applications:<\\\/strong> H13\\\/D2\\\/M2\\\/A2\\\/O1 tool steels, stainless steels, high-speed steels, alloy steels<\\\/li>\\n<\\\/ul>\\n\\n

                              TQ Series \\u2014 Vacuum Furnace with Integrated Oil Quenching<\\\/h3>\\n
                                \\n
                              • Temperature range:<\\\/strong> 400\\u00b0C \\u2013 1320\\u00b0C<\\\/li>\\n
                              • Quenching:<\\\/strong> Oil quench tank integrated within the vacuum chamber<\\\/li>\\n
                              • Applications:<\\\/strong> Steels requiring oil quench rates exceeding gas quench capability<\\\/li>\\n
                              • Key feature:<\\\/strong> Seamless transfer from hot zone to oil bath under vacuum \\u2014 no atmospheric exposure<\\\/li>\\n<\\\/ul>\\n\\n

                                TC Series \\u2014 Vacuum Carburizing Furnace<\\\/h3>\\n
                                  \\n
                                • Temperature range:<\\\/strong> 850\\u00b0C \\u2013 1050\\u00b0C<\\\/li>\\n
                                • Atmosphere:<\\\/strong> Low-pressure acetylene or propane with pulsed injection<\\\/li>\\n
                                • Applications:<\\\/strong> Case hardening of gears, bearings, shafts for automotive and aerospace<\\\/li>\\n
                                • Key feature:<\\\/strong> Uniform case depth with no internal oxidation \\u2014 superior to atmospheric gas carburizing<\\\/li>\\n<\\\/ul>\\n\\n

                                  Technical Specifications: T Series Heat Treatment Furnace<\\\/h2>\\n\\n\\n\\n\\n\\n
                                  Parameter<\\\/th>\\nStandard Range<\\\/th>\\nOptional<\\\/th>\\n<\\\/tr>\\n<\\\/thead>\\n
                                  Max Temperature<\\\/td>1320\\u00b0C<\\\/td>1350\\u00b0C<\\\/td><\\\/tr>\\n
                                  Ultimate Vacuum<\\\/td>6.7\\u00d710\\u207b\\u00b3 Pa<\\\/td>6.7\\u00d710\\u207b\\u2074 Pa<\\\/td><\\\/tr>\\n
                                  Gas Quench Pressure<\\\/td>6 bar<\\\/td>10 bar \\\/ 20 bar<\\\/td><\\\/tr>\\n
                                  Temperature Uniformity<\\\/td>\\u00b15\\u00b0C<\\\/td>\\u00b13\\u00b0C (AMS 2750F)<\\\/td><\\\/tr>\\n
                                  Heating Rate<\\\/td>Up to 20\\u00b0C\\\/min<\\\/td>Up to 40\\u00b0C\\\/min<\\\/td><\\\/tr>\\n
                                  Cooling Rate (6 bar N\\u2082)<\\\/td>From 1000\\u00b0C to 200\\u00b0C in 12 min<\\\/td>Depends on load mass<\\\/td><\\\/tr>\\n
                                  Control System<\\\/td>Siemens PLC + Touch HMI<\\\/td>SCADA \\\/ MES ready<\\\/td><\\\/tr>\\n
                                  Hot Zone Material<\\\/td>Graphite felt + graphite rod<\\\/td>Molybdenum + stainless steel<\\\/td><\\\/tr>\\n<\\\/tbody>\\n<\\\/table>\\n\\n

                                  Real-World Applications: Vacuum Heat Treatment Case Studies<\\\/h2>\\n\\n

                                  Case 1: Tool Steel Hardening \\u2014 Mold & Die Manufacturer in Turkey<\\\/h3>\\n

                                  A Turkish mold-making company producing injection molds for automotive interior parts needed a reliable vacuum heat treatment furnace manufacturer<\\\/strong> to replace their outdated salt bath line. HaoYue delivered a T Series furnace with 10 bar gas quenching. Results after 12 months of operation:<\\\/p>\\n

                                    \\n
                                  • H13 steel hardness consistently at 48\\u201352 HRC with zero decarburization<\\\/li>\\n
                                  • D2 steel achieved 60\\u201362 HRC with minimal distortion \\u2014 mold dimensions remained within 0.02mm tolerance<\\\/li>\\n
                                  • Energy consumption reduced by 45% compared to salt bath<\\\/li>\\n
                                  • Operator safety dramatically improved \\u2014 no hazardous salt handling or disposal<\\\/li>\\n
                                  • Production throughput increased by 60% with automated recipe control<\\\/li>\\n<\\\/ul>\\n\\n

                                    Case 2: Vacuum Annealing of Stainless Steel Coils \\u2014 Egyptian Manufacturer<\\\/h3>\\n

                                    An Egyptian stainless steel processing company needed bright annealing of 304 and 316L strip coils. HaoYue provided a continuous vacuum annealing furnace with inert gas cooling. Results:<\\\/p>\\n

                                      \\n
                                    • Bright, oxide-free finish on all coils \\u2014 no pickling or mechanical cleaning required<\\\/li>\\n
                                    • Mechanical properties met ASTM A240 and EN 10088 standards<\\\/li>\\n
                                    • Annual throughput of 3,000+ tons with consistent quality<\\\/li>\\n<\\\/ul>\\n\\n

                                      Case 3: Solution Treatment of Aerospace Aluminum Alloys \\u2014 Asian OEM<\\\/h3>\\n

                                      An Asian aerospace component manufacturer needed a vacuum heat treatment furnace<\\\/strong> for solution treatment and aging of 7075 and 6061 aluminum components. HaoYue custom-engineered a low-temperature vacuum furnace with uniform forced gas quenching:<\\\/p>\\n

                                        \\n
                                      • Temperature uniformity of \\u00b12\\u00b0C across the entire work zone<\\\/li>\\n
                                      • Quench rate controllable from 2\\u00b0C\\\/s to 50\\u00b0C\\\/s to optimize mechanical properties<\\\/li>\\n
                                      • All batches passed AMS 2770 and customer-specific specifications<\\\/li>\\n<\\\/ul>\\n\\n

                                        Factory Capabilities & Production Strength<\\\/h2>\\n

                                        HaoYue Group's 25,000 m\\u00b2 manufacturing facility in Nantong, China is one of the most comprehensive vacuum furnace production bases in the industry, with dedicated production lines for heat treatment furnaces.<\\\/p>\\n

                                          \\n
                                        • Annual capacity:<\\\/strong> 500+ vacuum furnace systems<\\\/li>\\n
                                        • Specialized team:<\\\/strong> 45+ R&D engineers including metallurgists and material scientists<\\\/li>\\n
                                        • Certifications:<\\\/strong> ISO 9001:2015, ISO 14001, CE, ASME design capability<\\\/li>\\n
                                        • Testing lab:<\\\/strong> In-house metallography laboratory for process validation<\\\/li>\\n
                                        • Temperature calibration:<\\\/strong> AMS 2750F-compliant SAT and TUS testing on every furnace<\\\/li>\\n
                                        • Global installations:<\\\/strong> 500+ systems across 30+ countries<\\\/li>\\n<\\\/ul>\\n\\n

                                          Why Choose HaoYue as Your Vacuum Heat Treatment Furnace Manufacturer?<\\\/h2>\\n
                                            \\n
                                          • Process specialization:<\\\/strong> Deep expertise in tool steel, stainless steel, and alloy heat treatment<\\\/li>\\n
                                          • AMS 2750F compliance:<\\\/strong> All furnaces tested and certified to aerospace pyrometry standards<\\\/li>\\n
                                          • Full automation:<\\\/strong> Recipe-based operation with cycle logging, data export, and remote monitoring<\\\/li>\\n
                                          • Custom heat treatment cycles:<\\\/strong> Our metallurgists can help develop and validate your specific heat treatment profiles<\\\/li>\\n
                                          • After-sales support:<\\\/strong> 24\\\/7 technical support, spare parts inventory, on-site service, and preventive maintenance<\\\/li>\\n
                                          • Factory-direct pricing:<\\\/strong> Competitive pricing without distributor markups<\\\/li>\\n<\\\/ul>\\n\\n

                                            Customization Options<\\\/h2>\\n
                                              \\n
                                            • Hot zone selection:<\\\/strong> Graphite for general-purpose or all-metal (molybdenum) for clean, carbon-free processing<\\\/li>\\n
                                            • Quench system:<\\\/strong> High-pressure gas (6\\u201320 bar), directional nozzle arrays, or oil quench<\\\/li>\\n
                                            • Chamber size:<\\\/strong> From 200mm \\u00d7 300mm laboratory units to 1500mm \\u00d7 2000mm production systems<\\\/li>\\n
                                            • Heating elements:<\\\/strong> Graphite rods, molybdenum wire, or silicon carbide for different temperature ranges<\\\/li>\\n
                                            • Automation level:<\\\/strong> Basic manual through fully automated with MES integration and barcode tracking<\\\/li>\\n
                                            • Data collection:<\\\/strong> Cycle recording, SPC reporting, cloud-based monitoring, and audit-ready documentation<\\\/li>\\n<\\\/ul>\\n\\n

                                              Vacuum Heat Treatment Process Overview<\\\/h2>\\n
                                                \\n
                                              1. Loading:<\\\/strong> Components are loaded onto heat-resistant alloy fixture trays or into baskets<\\\/li>\\n
                                              2. Evacuation:<\\\/strong> Chamber evacuated to high vacuum (10\\u207b\\u00b2 \\u2013 10\\u207b\\u00b3 Pa range)<\\\/li>\\n
                                              3. Preheating:<\\\/strong> Gradual preheat to ensure uniform temperature distribution and prevent thermal shock<\\\/li>\\n
                                              4. Austenitization \\\/ Heating:<\\\/strong> Controlled ramp to target temperature with hold for complete phase transformation<\\\/li>\\n
                                              5. Quenching:<\\\/strong> High-pressure inert gas (N\\u2082, Ar, He) or oil quench for rapid cooling and microstructure transformation<\\\/li>\\n
                                              6. Tempering:<\\\/strong> Controlled reheating to intermediate temperature to achieve target hardness-toughness balance<\\\/li>\\n
                                              7. Cooling & Unloading:<\\\/strong> Components cooled to safe handling temperature and removed with clean, oxidation-free surfaces<\\\/li>\\n<\\\/ol>\\n

                                                Each cycle is fully programmable and monitored, with real-time data logging for quality assurance and traceability.<\\\/p>\\n\\n

                                                Frequently Asked Questions<\\\/h2>\\n\\n
                                                \\n

                                                What materials can be processed in a vacuum heat treatment furnace?<\\\/h3>\\n

                                                Common materials include tool steels (H13, D2, M2, A2, O1, S7), high-speed steels (M35, M42), stainless steels (304, 316, 17-4PH, 440C), alloy steels (4140, 4340, 8620), maraging steels, titanium alloys, nickel-based superalloys, and beryllium copper. The vacuum environment prevents surface oxidation and decarburization during processing.<\\\/p>\\n<\\\/div>\\n\\n

                                                \\n

                                                How does vacuum heat treatment compare to atmosphere or salt bath treatment?<\\\/h3>\\n

                                                Vacuum heat treatment produces bright, oxide-free surfaces with zero decarburization. It provides superior temperature uniformity (\\u00b13\\u00b0C vs. \\u00b110\\u00b0C for salt baths), eliminates hazardous chemical handling and disposal, reduces distortion through controlled heating and quenching, and delivers more consistent metallurgical results across batches.<\\\/p>\\n<\\\/div>\\n\\n

                                                \\n

                                                What quench methods are available for vacuum heat treatment?<\\\/h3>\\n

                                                HaoYue offers high-pressure gas quenching (6\\u201320 bar with directional nozzle technology), oil quenching (integrated oil tank under vacuum), and controlled slow cooling for annealing. The choice depends on the material's hardenability, section thickness, and required mechanical properties.<\\\/p>\\n<\\\/div>\\n\\n

                                                \\n

                                                Does HaoYue provide validation and documentation for aerospace heat treatment?<\\\/h3>\\n

                                                Yes. Our vacuum heat treatment furnaces are designed and tested to AMS 2750F, AMS 2770, and customer-specific aerospace specifications. We provide complete documentation including TUS reports, SAT reports, instrument calibration certificates, and cycle data logging suitable for NADCAP and AS9100 audit requirements.<\\\/p>\\n<\\\/div>\\n\\n

                                                \\n

                                                What is the typical delivery time for a vacuum heat treatment furnace?<\\\/h3>\\n

                                                Standard T Series models are typically delivered within 8\\u201312 weeks from order confirmation. Custom-engineered systems with special features may require 14\\u201320 weeks. We provide a detailed project timeline at the quotation stage.<\\\/p>\\n<\\\/div>\\n\\n

                                                \\n

                                                Does HaoYue offer financing or leasing options for vacuum heat treatment equipment?<\\\/h3>\\n

                                                We work with financial partners to offer flexible payment terms for qualified customers, including installment plans and leasing options. Contact our sales team to discuss financing arrangements suitable for your budget and business model.<\\\/p>\\n<\\\/div>\\n\\n

                                                Contact HaoYue \\u2014 Your Trusted Vacuum Heat Treatment Furnace Manufacturer<\\\/h2>\\n

                                                Ready to upgrade your heat treatment capabilities? Contact us for a free consultation, process recommendation, and equipment quotation.<\\\/p>\\n

                                                HaoYue Group<\\\/strong><\\\/p>\\n

                                                  \\n
                                                • Tel\\\/WhatsApp:<\\\/strong> +86-180-6810-6501<\\\/li>\\n
                                                • Email:<\\\/strong> lyle@haoyue-group.com<\\\/li>\\n
                                                • Website:<\\\/strong> www.vacuum-sintering.com<\\\/li>\\n
                                                • Factory:<\\\/strong> No.1, Jufeng Industrial Park, Tongzhou District, Nantong, Jiangsu, China<\\\/li>\\n<\\\/ul>\\n\\n

                                                  \\u00a9 2026 HaoYue Group \\u2014 Vacuum Heat Treatment Furnace Manufacturer<\\\/p>\\n\\n<\\\/section>\",\"display_condition_list\":[{\"display_condition_login_status\":\"subscriber\",\"_id\":\"62d8e97\"}]},\"elements\":[],\"widgetType\":\"html\"}],\"isInner\":false}]"],"_elementor_page_settings":["a:1:{s:10:\"hide_title\";s:3:\"yes\";}"],"_botwriter_seo_score":["41"],"_botwriter_seo_report":["a:11:{s:5:\"score\";i:41;s:5:\"grade\";s:4:\"poor\";s:9:\"seo_title\";s:7:\"%title%\";s:10:\"word_count\";i:1459;s:8:\"meta_len\";i:185;s:9:\"title_len\";i:7;s:15:\"primary_keyword\";s:0:\"\";s:5:\"stats\";a:16:{s:2:\"h1\";i:1;s:2:\"h2\";i:10;s:2:\"h3\";i:12;s:2:\"h4\";i:0;s:14:\"links_internal\";i:0;s:14:\"links_external\";i:0;s:6:\"images\";i:1;s:18:\"images_missing_alt\";i:0;s:10:\"paragraphs\";i:19;s:18:\"has_featured_image\";i:1;s:9:\"faq_count\";i:0;s:11:\"faq_visible\";i:0;s:8:\"faq_mode\";s:4:\"none\";s:17:\"embedding_indexed\";i:0;s:15:\"embedding_model\";s:0:\"\";s:20:\"embedding_updated_at\";i:0;}s:6:\"checks\";a:17:{i:0;a:5:{s:2:\"id\";s:9:\"title_len\";s:5:\"label\";s:30:\"SEO title length 30\u201365 chars\";s:6:\"weight\";i:8;s:6:\"passed\";b:0;s:4:\"hint\";s:7:\"7 chars\";}i:1;a:5:{s:2:\"id\";s:13:\"title_keyword\";s:5:\"label\";s:24:\"Primary keyword in title\";s:6:\"weight\";i:8;s:6:\"passed\";b:0;s:4:\"hint\";s:14:\"No keyword set\";}i:2;a:5:{s:2:\"id\";s:12:\"meta_present\";s:5:\"label\";s:24:\"Meta description present\";s:6:\"weight\";i:6;s:6:\"passed\";b:1;s:4:\"hint\";s:0:\"\";}i:3;a:5:{s:2:\"id\";s:11:\"meta_length\";s:5:\"label\";s:31:\"Meta description 80\u2013160 chars\";s:6:\"weight\";i:6;s:6:\"passed\";b:0;s:4:\"hint\";s:9:\"185 chars\";}i:4;a:5:{s:2:\"id\";s:12:\"meta_keyword\";s:5:\"label\";s:35:\"Primary keyword in meta description\";s:6:\"weight\";i:6;s:6:\"passed\";b:0;s:4:\"hint\";s:0:\"\";}i:5;a:5:{s:2:\"id\";s:10:\"word_count\";s:5:\"label\";s:18:\"Word count \u2265 300\";s:6:\"weight\";i:8;s:6:\"passed\";b:1;s:4:\"hint\";s:10:\"1459 words\";}i:6;a:5:{s:2:\"id\";s:18:\"first_para_keyword\";s:5:\"label\";s:34:\"Primary keyword in first paragraph\";s:6:\"weight\";i:6;s:6:\"passed\";b:0;s:4:\"hint\";s:0:\"\";}i:7;a:5:{s:2:\"id\";s:10:\"h2_present\";s:5:\"label\";s:15:\"At least one H2\";s:6:\"weight\";i:6;s:6:\"passed\";b:1;s:4:\"hint\";s:5:\"h2=10\";}i:8;a:5:{s:2:\"id\";s:16:\"no_h1_in_content\";s:5:\"label\";s:24:\"No H1 inside the content\";s:6:\"weight\";i:4;s:6:\"passed\";b:0;s:4:\"hint\";s:4:\"h1=1\";}i:9;a:5:{s:2:\"id\";s:18:\"headings_hierarchy\";s:5:\"label\";s:23:\"Sub-headings used (H3+)\";s:6:\"weight\";i:4;s:6:\"passed\";b:1;s:4:\"hint\";s:0:\"\";}i:10;a:5:{s:2:\"id\";s:14:\"internal_links\";s:5:\"label\";s:26:\"At least one internal link\";s:6:\"weight\";i:8;s:6:\"passed\";b:0;s:4:\"hint\";s:10:\"0 internal\";}i:11;a:5:{s:2:\"id\";s:14:\"external_links\";s:5:\"label\";s:31:\"At least one external reference\";s:6:\"weight\";i:4;s:6:\"passed\";b:0;s:4:\"hint\";s:0:\"\";}i:12;a:5:{s:2:\"id\";s:11:\"faq_present\";s:5:\"label\";s:24:\"FAQ enrichment available\";s:6:\"weight\";i:0;s:6:\"passed\";b:0;s:4:\"hint\";s:16:\"No FAQ generated\";}i:13;a:5:{s:2:\"id\";s:14:\"images_present\";s:5:\"label\";s:22:\"Has at least one image\";s:6:\"weight\";i:4;s:6:\"passed\";b:1;s:4:\"hint\";s:0:\"\";}i:14;a:5:{s:2:\"id\";s:10:\"images_alt\";s:5:\"label\";s:24:\"All images have alt text\";s:6:\"weight\";i:6;s:6:\"passed\";b:1;s:4:\"hint\";s:13:\"0 missing alt\";}i:15;a:5:{s:2:\"id\";s:11:\"slug_length\";s:5:\"label\";s:17:\"Slug 3\u201360 chars\";s:6:\"weight\";i:4;s:6:\"passed\";b:1;s:4:\"hint\";s:8:\"42 chars\";}i:16;a:5:{s:2:\"id\";s:12:\"slug_keyword\";s:5:\"label\";s:23:\"Primary keyword in slug\";s:6:\"weight\";i:4;s:6:\"passed\";b:0;s:4:\"hint\";s:0:\"\";}}s:4:\"hash\";s:40:\"94d7c0bf3d79304061591aa37618457506f0e8b8\";s:11:\"computed_at\";i:1780730513;}"],"_botwriter_seo_analyzed_at":["1780730513"],"_botwriter_seo_readability_score":["45"],"_botwriter_seo_readability_report":["a:9:{s:5:\"score\";i:45;s:5:\"grade\";s:4:\"poor\";s:6:\"flesch\";i:0;s:10:\"word_count\";i:1459;s:9:\"sentences\";i:37;s:10:\"paragraphs\";i:19;s:6:\"checks\";a:9:{i:0;a:6:{s:2:\"id\";s:6:\"flesch\";s:5:\"label\";s:19:\"Flesch reading ease\";s:6:\"weight\";i:10;s:6:\"status\";s:3:\"bad\";s:5:\"value\";s:5:\"0\/100\";s:4:\"hint\";s:53:\"Aim for 60+ (plain English). Lower is harder to read.\";}i:1;a:6:{s:2:\"id\";s:16:\"avg_sentence_len\";s:5:\"label\";s:23:\"Average sentence length\";s:6:\"weight\";i:8;s:6:\"status\";s:3:\"bad\";s:5:\"value\";s:10:\"39.4 words\";s:4:\"hint\";s:35:\"Keep most sentences under 20 words.\";}i:2;a:6:{s:2:\"id\";s:14:\"long_sentences\";s:5:\"label\";s:26:\"Long sentences (>20 words)\";s:6:\"weight\";i:6;s:6:\"status\";s:3:\"bad\";s:5:\"value\";s:3:\"41%\";s:4:\"hint\";s:27:\"Try to keep this under 25%.\";}i:3;a:6:{s:2:\"id\";s:15:\"long_paragraphs\";s:5:\"label\";s:28:\"Long paragraphs (>150 words)\";s:6:\"weight\";i:6;s:6:\"status\";s:4:\"good\";s:5:\"value\";s:2:\"0%\";s:4:\"hint\";s:42:\"Break long paragraphs into shorter blocks.\";}i:4;a:6:{s:2:\"id\";s:23:\"subheading_distribution\";s:5:\"label\";s:23:\"Subheading distribution\";s:6:\"weight\";i:8;s:6:\"status\";s:4:\"good\";s:5:\"value\";s:9:\"144 words\";s:4:\"hint\";s:47:\"Add an H2\/H3 every ~300 words to ease scanning.\";}i:5;a:6:{s:2:\"id\";s:16:\"transition_words\";s:5:\"label\";s:22:\"Transition words ratio\";s:6:\"weight\";i:6;s:6:\"status\";s:3:\"bad\";s:5:\"value\";s:2:\"0%\";s:4:\"hint\";s:45:\"Use transitions in at least 30% of sentences.\";}i:6;a:6:{s:2:\"id\";s:13:\"passive_voice\";s:5:\"label\";s:13:\"Passive voice\";s:6:\"weight\";i:6;s:6:\"status\";s:4:\"good\";s:5:\"value\";s:2:\"8%\";s:4:\"hint\";s:44:\"Prefer active voice; keep passive under 10%.\";}i:7;a:6:{s:2:\"id\";s:20:\"consecutive_starters\";s:5:\"label\";s:29:\"Consecutive sentence starters\";s:6:\"weight\";i:4;s:6:\"status\";s:4:\"warn\";s:5:\"value\";s:10:\"3 in a row\";s:4:\"hint\";s:25:\"Vary how sentences start.\";}i:8;a:6:{s:2:\"id\";s:10:\"word_count\";s:5:\"label\";s:10:\"Word count\";s:6:\"weight\";i:4;s:6:\"status\";s:4:\"good\";s:5:\"value\";s:10:\"1459 words\";s:4:\"hint\";s:48:\"Aim for at least 600 words for in-depth content.\";}}s:4:\"hash\";s:40:\"7d4390e565117afc21a30c1b4ca173eb81b0cfd3\";s:11:\"computed_at\";i:1780730513;}"],"_botwriter_seo_readability_at":["1780730513"],"_thumbnail_id":["5326"],"site-post-title":["disabled"],"rank_math_title":["Vacuum Heat Treatment Furnace Manufacturer | HaoYue Group"],"rank_math_description":["Leading vacuum heat treatment furnace manufacturer ISO 9001 certified. High-pressure gas quenching, tempering, annealing and hardening systems for precision metal parts."],"rank_math_focus_keyword":["vacuum heat treatment furnace"],"_uag_css_file_name":["uag-css-6790.css"],"_elementor_css":["a:6:{s:4:\"time\";i:1781774592;s:5:\"fonts\";a:0:{}s:5:\"icons\";a:0:{}s:20:\"dynamic_elements_ids\";a:0:{}s:6:\"status\";s:4:\"file\";i:0;s:0:\"\";}"],"_elementor_page_assets":["a:1:{s:7:\"scripts\";a:1:{i:0;s:18:\"elementor-frontend\";}}"],"_uag_page_assets":["a:9:{s:3:\"css\";s:260:\".uag-blocks-common-selector{z-index:var(--z-index-desktop) !important}@media(max-width: 976px){.uag-blocks-common-selector{z-index:var(--z-index-tablet) !important}}@media(max-width: 767px){.uag-blocks-common-selector{z-index:var(--z-index-mobile) !important}}\";s:2:\"js\";s:0:\"\";s:18:\"current_block_list\";a:7:{i:0;s:11:\"core\/search\";i:1;s:10:\"core\/group\";i:2;s:12:\"core\/heading\";i:3;s:17:\"core\/latest-posts\";i:4;s:20:\"core\/latest-comments\";i:5;s:13:\"core\/archives\";i:6;s:15:\"core\/categories\";}s:8:\"uag_flag\";b:0;s:11:\"uag_version\";s:10:\"1781847464\";s:6:\"gfonts\";a:0:{}s:10:\"gfonts_url\";s:0:\"\";s:12:\"gfonts_files\";a:0:{}s:14:\"uag_faq_layout\";b:0;}"]},"uagb_featured_image_src":{"full":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-scaled.jpg",2560,1438,false],"thumbnail":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-150x150.jpg",150,150,true],"medium":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-768x431.jpg",768,431,true],"medium_large":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-768x431.jpg",768,431,true],"large":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-1024x575.jpg",1024,575,true],"1536x1536":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-1536x863.jpg",1536,863,true],"2048x2048":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-2048x1150.jpg",2048,1150,true],"trp-custom-language-flag":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-18x10.jpg",18,10,true],"woocommerce_thumbnail":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-600x375.jpg",600,375,true],"woocommerce_single":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-600x337.jpg",600,337,true],"woocommerce_gallery_thumbnail":["https:\/\/www.vacuum-sintering.com\/wp-content\/uploads\/2026\/05\/untitled.700-100x100.jpg",100,100,true]},"uagb_author_info":{"display_name":"JUN XU","author_link":"https:\/\/www.vacuum-sintering.com\/es\/author\/openclaw\/"},"uagb_comment_info":0,"uagb_excerpt":"Vacuum Heat Treatment Furnace Manufacturer HaoYue Group \u2014 ISO 9001 Certified Vacuum Heat Treatment Furnace […]","_links":{"self":[{"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/pages\/6790","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/comments?post=6790"}],"version-history":[{"count":0,"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/pages\/6790\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/media\/5326"}],"wp:attachment":[{"href":"https:\/\/www.vacuum-sintering.com\/es\/wp-json\/wp\/v2\/media?parent=6790"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}