- Pressure Relief Valve, 11/2"-2", Pressure Class: 900, Flange RF,Body/Bonnet Material:ASME SA 216 Gr. WCB, Closed Bonnet, Balanced Below, Packed Lever: No, Design Temperature: -5/50 C°, Max Operating P
Valve Type:Pressure Relief Valve
Inlet Diameter: 1 1/2"
Outlet Diameter: 2"
Pressure Class: 900
Body Material:ASME SA 216 Gr. WCB
Bonnet Material:ASME SA 216 Gr. WCB
Nozzle Material: 316 SS+STL
Spring Material: 50CrVA
Disc Material: SS316+STL
Spindle: SS420
Bellows: SS316
Design Std: API 527
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