Specifications
Design Standard: BS 1868;
Face to Face: ASME B16.10;
End Flange: ASME B16.5, ASME B16.47;
Butt welding Ends: ASME B16.25;
Inspection and Test: API 598.
Features
Body material: cast steel;
Standard port;
Bolted cover;
Swing type disc design;
Threaded or welded seat;
Flanged or butt welding ends;
Optional dashpot device.