High-Quality 900LB Forged DBB Trunnion-Mounted Cryogenic Ball Valve from China Suppliers - High-Performance Factory Direct Suppliers, Factories

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● Experience exceptional cryogenic performance with our products designed for extreme temperatures as low as -46°C, utilizing advanced 2.4 deep cryogenic processes.

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● Our leak-free design features high-quality PTFE seals and robust lip seals, ensuring long-lasting and reliable sealing in critical applications.

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● With a forged trunnion-mounted construction, our valves provide outstanding high-pressure resistance and stability, making them ideal for the demanding needs of modern industries.

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● Each product undergoes rigorous in-house cryogenic testing, guaranteeing consistent, high-quality performance that meets strict industry standards.

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● Our fire-safe, anti-static, and anti-fly stem designs prioritize safety, making our products a trusted choice in critical environments.

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As a leading manufacturer in China, our factory specializes in delivering high-performance products to suppliers worldwide, ensuring you receive the best in cryogenic technology.

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Product Description

Key Features

Safety and Leak-Free Design

Double-Block-and-Bleed (DBB), Anti-Static, Fire-Safe (API 607), Anti-Blowout Stem, and Low Fugitive Emission Packing (ISO 15848) provide comprehensive protection, ensuring maximum safety and leak prevention.

Superior Cryogenic Sealing

PCTFE Cryogenic Seat and Lip-Seal Compensation deliver a tight, leak-free seal even in extreme conditions as low as -196°C.

Proven Durability

Deep Cryogenic Treatment for all pressure components and an extended cryogenic stem ensure reliable performance at temperatures as low as -46°C, handling extreme cold and high-pressure conditions.

Cryogenic Testing

Each valve undergoes rigorous testing in our dedicated facility, ensuring dependable operation in the harshest low-temperature environments.

Versatile Applications

Ideal for cryogenic fluids like Liquid Helium (LHe), Liquid Hydrogen (LH₂), LNG, Liquid Nitrogen (LN₂), and Liquid Oxygen (LOX), as well as high-flow pipelines.

Customizable Options

Available in diverse materials: A350 LF2, LF3, AISI 4130, 4140, A182 F304, F316, F316L, F51, F53, Inconel 625, Incoloy 800, Hastelloy C, etc.

Frequently Asked Questions

These valves are engineered to perform reliably across extreme temperature ranges. With PCTFE Cryogenic Seats and Deep Cryogenic Treatment, they operate dependably at temperatures as low as -196°C, making them suitable for the most demanding cryogenic applications including Liquid Helium and Liquid Hydrogen service.
These valves are compatible with a wide range of cryogenic fluids, including Liquid Helium (LHe), Liquid Hydrogen (LH₂), LNG (Liquefied Natural Gas), Liquid Nitrogen (LN₂), and Liquid Oxygen (LOX). They are also suitable for high-flow pipeline systems and large-scale storage tank applications.
These valves comply with multiple internationally recognized safety standards, including Fire-Safe certification per API 607, Low Fugitive Emission Packing per ISO 15848, Double-Block-and-Bleed (DBB) design, Anti-Static construction, and Anti-Blowout Stem design — all ensuring maximum operational safety and environmental protection.
A comprehensive range of materials is available to accommodate diverse industrial requirements, including A350 LF2, A350 LF3, AISI 4130, AISI 4140, A182 F304, F316, F316L, A182 F51, F53, Inconel 625, Incoloy 800, and Hastelloy C. Custom material specifications can also be accommodated upon request.
Every valve undergoes rigorous quality verification through our in-house cryogenic testing facility. Each unit is individually tested under real cryogenic conditions to confirm proper sealing performance, leak-free operation, and mechanical integrity before being approved for delivery.
Yes. These cryogenic valves are available in a wide range of sizes and material configurations to meet specific project and industry requirements. Whether for standard applications or highly specialized cryogenic systems, customization options are available to ensure optimal performance and compatibility.

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