Body: ASTM A216 WCB
Plug: Carbon Steel or Stainless Steel
It has the structure of flip-chip balanceable pressure and ligh on/off operation.
An oil groove is set between valve body and seal surface,which may infuse the seal grease to increase the seal capablility.
It is applied to the industries such as petroleum,chemical,pharmacy,electricity,etc
Design and Manufacture: API 599, API 6D
Face to Face(end to end): ASME B16.10,DIN3202 F1
Flanged Ends: ASME B16.5,ASME B16.5, ASME B16.47,DIN2543-2549.
Test and Inspection: API 598, API 6D, DIN3230
Pressure-Temperature Ratings:ASME B16.34