Standards
Design and Manufacture: API 600.
Face to Face: ASME B16.10.
Flanged Ends: ASME B16.5.
Test and Inspection: API 598.
Size: 20 Inch, DN500.
Pressure Rating: 600 LB, PN600.
Body/Bonnet: ASTM A216 WCB.
Wedge: ASTM A216 WCB.
Trim: 5#.
Bolted bonnet (BB) design.
Full port or reduced port design.
Back seal design.
Rising stem with outside screw and yoke.
Renewable seat or welding seat.
Special Request: locking device (interlock), position indicator, limit switch.
Extended bonnet for cryogenic & underground service is available.