DIAPHRAGM VALVE Technical Features:MaterialBrass, Bronze, Forge, Carbon Steel, Stainless Steel, Alloy, Duplex Steel*special material requirements*API600 / API603 / API609 / ANSIB16.34 / BS1868 / BS1873 / A216 WCB / A217 WC6 / CF8 / CF8M / CF3 / CN7MTypeCast Iron / Rubber line / Glass linePressureSize (inch)CLASS UP to ANSI CLASS 2500½ ~ 60