1/2″-2″
800lb-2500lb
Basic Design: API 602, BS5352
Test & Inspection: API 598
Design Features
- Outside Screw and Yoke(OS&Y)
- Two Piece self aligning packing gland
- Bolted bonnet with spiral-wound gasket
- Integral backseat
- Full Port
Specifications
- Design Design: API 602, BS5352
- End to End: DHV Standard
- Size: 1/2″-2″
- Class: 800LB-2500LB
- Material: Cast Steel, Alloy Steel, Stainless Steel
- Test & Inspection: API 598
- Screwed Ends(NPT) to ANSI/ASME B1.20.1
- Socket weld Ends to ASME B16.11
- Butt weld Ends to ASME B16.25
Optional Features
- Welded Bonnet or Pressure Seal Bonnet
- Piston and ball check
- Spring available on request
- Loose solid disc