UNS S31254 Axial Flow Check Valve, 8 Inch, 300 LB, API 6D

Specification:
Product Item: Axial Flow Check Valve
Model Number: 184301006
Nominal Size: 8 Inch, DN200, 200mm
Nominal Class: Class 300 LB, PN25-PN50
Design Standard: API 6D
Body Material: UNS S31254 (254SMO Super Austenitic Stainless Steel)
Plug and Piston Material: 254SMO (UNS S31254)
Spring Material: Hastelloy C, Inconel X750, Alloy Steel
Seat Material: Stellite 6, PTFE, RPTFE
Operation Mode: Automatic self-operated
End Connection: Flanged End RF
Face to Face: ASME B16.10
Test and Inspection: API 598