Axial Flow Non Slam Check Valve Class150 Flanged Ductile Iron Silent Check Valve for Pump Station Outlet
Unique venturi streamlined inner cavity design, full bore flow path, extremely low flow resistance & pressure drop, greatly cut pump operating power consumption
Short Stroke Spring Quick Close Non-Slam Short stroke cone disc with stainless steel spring, closes before fluid reverse to eliminate water hammer & running noise, realize silent operation
Multi-direction Installation Suitable for horizontal, vertical and inclined pipeline installation, no mounting direction restriction, convenient for on-site construction
Multiple Body Material Options EN:QT450 ductile iron / WCB carbon steel / CF8 stainless steel available to match different medium & temperature conditions
Full Epoxy Anti-corrosion Coating EN:Ductile iron body with fusion bonded epoxy coating inside & outside, anti-rust, anti-corrosion, fit buried pipeline and sewage system
SS304 Anti-fatigue Spring EN:Adopt SUS304 stainless steel compression spring, anti-rust & fatigue-resistant, stable elasticity for long service lifespan
Soft & Hard Seal Optional EN:EPDM soft seal for clean cold water; metal hard seal for high temp steam, oil & gas medium
ANSI & GB Dual Standard EN:Manufactured comply with ANSI B16.5,API 59,8GB standard, Class150/300 & PN10/PN16 pressure grades optional
Strict Factory Hydrostatic Test Every valve passes shell & sealing hydro test per API standard, 100% zero leakage before delivery
Maintenance Free Integrated Structure EN:Compact integrated inner structure, few wearing parts, no frequent disassembly maintenance in daily use
Wide Application Range EN:Widely used for pump outlet, water plant, HVAC, fire protection, power plant, petrochemical pipeline
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.
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