Specifications: 1) Size: 1/2 - 40" 2) Class: 150 - 1,500lbs 3) Material: WCB, LCB, CF8 304, CF8M 316, CF3 304L, CF3M 316L, WC1, WC6, WC9, CN7M, Monel 4) Standards: a) Design and manufacture: API 600, API 6D b) Inspection and test: API 598, API 600, API 6D c) End flange dimensions: ANSI B16.5, ANSI B16.47 d) BW end dimensions: ANSI B16.25 e) Socket-weld dimensions: ANSI B16.11 f) Face to face and end to end: ANSI B16.10