Antisulphur Slab Gate Valve NACE MR0175 WCB+304 PTFE Seat Class150-900 For Sour Gas Pipeline

Manual Handwheel Operation Smooth and reliable manual control with handwheel, no external power needed, easy on-site operation and maintenance.

WCB Carbon Steel Body ASTM A216 WCB cast steel, high strength, good weldability, durable for medium temperature and pressure services.

Flat Plate Wedge Structure Optimized flat wedge design, straight flow path, low pressure loss, stable performance under heavy-duty conditions.

Full Bore & Tight Shutoff Full bore reduces flow resistance; metal-to-metal or soft seal available, ensures bubble-tight shutoff and zero leakage.

RF Raised Face Flange End Standard ANSI flange connection, easy installation, interchangeable with international piping systems.

Wide Industrial Application Suitable for oil, gas, water, steam, petrochemical, power, water treatment and general industrial pipelines.

Quality Certified & Reliable ISO 9001 certified, 100% factory tested, MTR available, long service life and stable performance.

Body material: WCB (A216-WCB) for general service, optional 304/316 stainless steel for corrosive media.

Sealing elem Parallel slab gate design with floating seat, achieving bidirectional sealing with low operating torque (only 50% of traditional gate valves).ents: NBR for general service, FPM (FKM) for sour/chemical media, ensuring long-term sealing performance.

Connection types: Flanged (RF) and butt-welded ends, with dimensions compliant with ASME B16.5 / GB/T 9113.

Ideal for oil & gas transmission pipelines, naturShort lead time and competitive pricing, with professional technical support available 24/7.

Customizable materials, pressure ratings, connection types and drive modes to meet specific project requirements.

Parallel slab gate design with floating seat, achieving bidirectional sealing with low operating torque (only 50% of traditional gate valves).

Qingdao Yida Tongtu Machinery Technology Co., Ltd., in the beautiful coastal city of Qingdao. Specializing in high-growth ventures such as valves and power equipment, the company is dedicated to providing comprehensive solutions for industries including petroleum, chemicals, and water utilities, empowering clients to grow and achieve success.
We are a cutting-edge trading enterprise specializing in one-stop industrial valve matching, deeply cultivating gate valves, globe valves, ball valves, check valves, butterfly valves, etc. Our main products include American standard API, German standard DIN, and Japanese standard JIS, suitable for various industries such as chemical, petroleum, gas, power, metallurgy, etc.
We selects qualified factories from the source, strictly controls product quality, adheres to the direct supply mode, and relies on the advantages of a streamlined and efficient team to achieve rapid implementation of customer demands. At the same time, we can provide customers with standard spot goods, non-standard customization, OEM, project batch matching, and a complete set of export documentation services, becoming a long-term stable valve procurement partner for customers with professionalism, reliability, and high cost-effectiveness.

Company overview

Certificates and Honors

Factory profile

Testing equipment

Packaging & shipping specifications