1) Design and manufacture standards: ANSI B16.34, API 6D, API 599, API 6A
2) Face to face: ANSI B16.10, API 6A
3) End flange: ANSI B16.5, ANSI B16.25, API 6A
4) Material: carbon steel, stainless steel
5) Inspection standard: API 598
6) Body: WCB / WC6 / WC9 / CF8 / CF8M / CF3 / CF3M / MONEL / CN7M
7) Size: 1"-24"
8) Class: 150lbs - 900lbs
9) Custom requirements welcomed