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Forged Steel Pistion Check Valve

Product name: Forged Steel Piston Check Valve (Lift tpe, Rising type)
Forged steel Piston check valves is a one way valve(non returen), normally allow medium through it in one direction, urgently prevent the medium back in adverse direction. It is widely applied in the pipelines on various systems, such as thermal power station, petrochemical, petroleum, oil and gas, steel.

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Standard and Scope 
Size: 1 / 4 "to 2" DN15 to DN50
Pressure: CLASS150,CLASS300,CLASS600, CLASS800, 900lb, CLASS1500, CLASS 2500,PN16~PN420 
Material: Carbon Steel (A105, LF2), Stainless Steel(F304, F304L, F316, F316L), Duplex(F51, F55),Alloy(F1, F5, F5A, F9, F11, F22)
Design and manufacture: API602, ASME B16.34, BS 5352
Pressure Test: API 598
Tag: MSS SP25 
Connection:     SW Socket welding ends according to ASME B16.11                              
                      BW butt wend by ASME B16.25                              
                      NPT threaded connector according to ASME B1.20.1                   
                      Flanged according to ASME B16.5 
Design features

Welded bonnet, Bolted bonnet, Integral flange, Pressure sealing, Reduce bore, Full bore, Y type.

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