... A105,F5,F9,F11,F316,LF2Forged Check ValveApplication standards:1. Design and manufacture conform to: API 602;2. Connection ends conform ... and inspection conform to: API 5984. Structure features: B.B, Piston Type5. Materials conform to: ANSI/ASTM6. Main materials: A105; F5 ... , oil,etcMaterial: WCB, WC6, WC9, LCB, CF8M, CF3M,ETC.Standard:Design and Manufacture: API 6D, ASME B16.34Face To Face Dimension ...