Nominal Diameters: DN8~DN600(1/4"-24"). Nominal Pressure: PN0.1~42.0Mpa(125Lb~2500Lb). Materials: A105, LF2, F5, F11, F22, F304, F304L, F316, F316L, WCB, WC6,WC9, CF8, CF8M, CF3, CF3M etc. Standards: API602, ANSI B16.34, DIN, JIS, GB, JB, HG, BS etc, Meanwhile, we can also accept customer's OEM order.