Product Details : The Gate Valve description: 1) Size: NPS 1/2" -36" 2) Pressure: Class 150 -1500. 3) Material: A) 1/2 - 2: A105, LF2, F11, F22, F5, F304, F316, F304L, andF316L. B) 2 - 36: WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, and CF8M. 4) Design and manufacture standard: API 600, BS 1414, and ASME B16.34. 5) Face to face standard: API 6D, ASME B16.10, DIN 3202, and BS2080. 6) End connection standard: AASME B16.11, ASME B1.20.1, ASME B16.5, ASME B16.47, and DIN2543-2551. 7) Test standard: ISO5208, API 600, and BS 6755. 8) Structure type: Rising stem and wedge single disc. 9) Operated way: Hand wheel, bevel gear, pneumatic, and electric.