Design Standards:  BS 5351 and API 6D Wall thickness:  ANSI B16.1 and BS 5351 Test：  API 598 Working Pressure:  ANSI 150LB, PN20 Flange Drilling:   ANSI, BS, DIN Face to Face: EN 558 Series 100 Size: DN50 (2") - DN250 (10")

Body Material: Ductile Iron ASTM A536， WCB, CF8, CF8M

Ball: SS304, SS316

Stem: SS416, SS316

Seat: PTFE, RPTFE

Detailed Product Information is available Upon Requests.