API 594 Single Disc Check Valve,ASTM A216 WCB,20 Inch,150 LB

Single Disc Check Valve, Swing Check Valve

Design standard: API 594, API 6D.
Body material: ASTM A216 WCB.
Nominal diameter: 20 Inch, DN500.
Pressure: Class 150 LB, PN20.
End connection: WAFER.
Face to face: ASME B16.10.
Working temperature: -29℃ - +425℃. 
Test and inspection: API 598.
 
Product Range
Body Material: Carbon Steel, Stainless Steel, Alloy Steel. 
Normal diameter: 1/2 Inch - 48 Inch (DN15 - DN1200).
End connection: Wafer, Lug, Clamp, Flanged.
Pressure range: CLass 150 LB - 2500 LB (PN10 - PN420).
Working temperature: -196℃ -  +560℃.

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