Type: Swing Check Valve
Design standard: API 6D
Body material: Alloy Steel CN3MN.
Nominal diameter: 20 Inch, DN500
Pressure: Class 150 LB, PN6, PN10, PN16, PN20
Face to face: ASME B16.10
Test and inspection: API 598
Working temperature: -29℃ - +425℃
Product Range
Body Material: Carbon steel, Stainless steel, Alloy steel.
Normal diameter: 1/2-60 Inch (DN15-DN1500).
Pressure range: Class 150-2500 LB (PN16-PN420).
Working temperature: -196℃ - +560℃.
End connection: BW, Flanged.
Feature: Can be designed with a Damping Cylinder