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Side Entry Forged High Temperature Metal Seated Trunnion Mounted Ball Valve

●  Forged metal seated trunnion ball valve for selected high-temperature and high-pressure pipeline isolation.

●  Metal-to-metal hard sealing suits services where soft seats may not meet temperature or wear requirements.

●  Trunnion mounted structure helps reduce torque and improve sealing stability under high differential pressure.

●  Side-entry bolted body with flanged ends supports inspection and demanding process pipeline installation.

●  Body, ball, seat, stem and hard-facing materials can be selected according to medium, temperature, pressure and corrosion risk.

●  Worm gear, electric, pneumatic or hydraulic actuators are available by torque and automation needs.

    Product Parameters

    Valve Type Side-entry forged metal to metal trunnion mounted ball valve
    Connection Size 2"–24" / DN50–DN600, larger sizes by project confirmation
    Pressure Rating ASME Class 150 / 300 / 600 / 900 / 1500 / 2500
    Bore Type Full bore / reduced bore optional
    End Connection RF / RTJ flanged ends or butt-weld ends optional
    Body Material A105N, LF2, F11 / F22 / F91, F304 / F316 / F316L, F51 / F53, Inconel, Hastelloy optional
    Ball / Seat Material Alloy steel, stainless steel, duplex steel or nickel alloy with hard-facing optional
    Hard-Facing Options Stellite, Ni55, Ni60, tungsten carbide and chromium carbide optional
    Stem Material 17-4PH, F6a, SS316, XM-19, Inconel 718 or duplex stainless steel optional
    Sealing Design Graphite packing and gasket available for high-temperature service
    Temperature Range Up to +425°C for selected configurations; higher temperature by design confirmation
    Operation Worm gear, electric, scotch yoke pneumatic or hydraulic actuator optional
    Standards ASME B16.34; API 598 / ISO 5208; API 6D available by project
    Documents MTC, pressure test report, PMI report, inspection photos and videos available
    Automation Ready ISO 5211 mounting pad for easy actuator installation
    Brand SLVCN

    Key Features

    Forged Side-Entry Body Construction

    Forged side-entry bolted body construction supports high-pressure and high-temperature pipeline service, with easier assembly and internal inspection than fully welded body designs. Top-entry design is available by project requirement.

    Metal-to-Metal Hard Sealing

    Metal seated sealing with hard-faced ball and seat is suitable for selected high-temperature, wear-resistant and severe-service applications where soft seats may not meet service requirements.

    Trunnion Mounted Ball Structure

    The trunnion mounted structure helps control ball position, reduce operating torque and improve sealing stability under high differential pressure.

    Hard-Facing Material Options

    Stellite, Ni55, Ni60, tungsten carbide, chromium carbide and other hard-facing options can be selected for ball and seat sealing surfaces according to medium and working conditions.

    RF / RTJ / Butt-Weld End Options

    RF flanged ends, RTJ flanged ends or butt-weld ends are available according to pressure class, pipeline standard and project installation requirements.

    Customizable Sizes and Materials

    Available in a range of sizes and materials to meet the specific requirements of your application.

    Product Details

    SLVCN High-Temperature Double Block and Bleed Fixed Ball Valve with Trunnion Mounted Design is engineered for reliable performance in high-temperature, high-pressure systems. It features a metal-seated ball valve design, providing exceptional sealing capability in extreme environments, especially in applications involving particles or corrosive media. The valve is equipped with a fixed ball structure, offering superior stability and ensuring that it maintains a tight seal even under fluctuating pressure. The heavy flanged connection is perfect for large-diameter, high-pressure pipelines, making it ideal for industries such as oil & gas, chemical processing, power generation, and more. This valve is also available in 3-piece ball valve configurations and can be customized with different materials and sizes to ensure optimal performance for various applications.

    高温硬密封球阀

    Why Choose Us

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    Decades of Expertise

    20+ years specializing in DBB, trunnion-mounted, forged & fully welded valves for high-temperature, high-pressure, and cryogenic service, trusted by projects worldwide.
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    Tailored Solutions

    Custom-designed valves based on process conditions and project specifications, ensuring reliable performance under demanding operating conditions.
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    Rigorous Quality Control

    ISO 9001-managed design, manufacturing, and testing in accordance with API 6D, ASME B16.34, and fire-safe standards.
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    Proven Reliability

    Every valve is fully tested and inspected, delivering zero-leakage, project-ready valves you can trust.
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    Certificate Display

    SLVCN operates under an ISO 9001 quality management system. Products are supplied with CE conformity, Mill Test Certificates (MTC), and Certificates of Origin as required.

    Valves are designed, manufactured, and tested in accordance with API 6D, ASME B16.34, API 607, and ISO 10497 fire-safe standards, ensuring reliable performance in high-pressure and extreme service conditions.

    CE-New

    CE Certificate

    ISO9001-New(1)

    ISO9001 Certificate

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    Certificate for Credit for Quality Service

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    Certificate of Observing Contract and Keeping Promise

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    Trademark Certificate

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