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Welcome to Special Valve Group! As a leading manufacturer of high-performance valves, we specialize in custom solutions for industrial, oil & gas, and petrochemical applications. Whether you need technical consultation, product quotes, or after-sales support, our team is ready to assist. Feel free to email us at teji@teji-valve.com or fill out the form below. We’ll respond to your inquiry within 24 hours.

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November 21, 2025

Key Selection Considerations for Forged Steel Valves

Forged steel valves are manufactured using forging technology and are renowned for their high strength, resistance to high temperatures and pressures, and impact resistance. Their core components, such as the valve body and cover, are made of carbon steel, stainless steel, or alloy steel through high-temperature forging, eliminating casting defects such as porosity and sand holes. […]

November 17, 2025

Key Points for Valve Maintenance

Valves are crucial control components in fluid transport systems, playing an indispensable role in our daily lives, industrial production, oil transportation, and more. Although a valve is just a small component, its function is extremely important. It can perform opening and closing functions, cutting off or connecting the flow of fluid media by fully opening or […]

November 12, 2025

Double Offset Butterfly Valve: Advantages, Applications, and Installation Guide

The double offset butterfly valve achieves a “double eccentric” structure by simultaneously offsetting the valve stem axis from both the butterfly plate center and the valve body center. Compared to center-line butterfly valves, it offers greater pressure resistance, stability, and service life; it also supports metal seats and can operate at temperatures up to 500°C, extending its […]

November 8, 2025

Working Principle of a Cryogenic Double Block & Bleed Ball Valves

The Cryogenic Double Block & Bleed Ball Valves is designed for cryogenic conditions ranging from -196℃ to -46℃ and is widely used in storage and transportation systems for media such as liquefied natural gas (LNG), liquid nitrogen, and liquid oxygen. The valve body is made of cryogenically resistant materials (such as 304L and 316L), and the valve […]

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Anfeng Industrial Zone, Oubei Town, Yongjia County, Zhejiang Province

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