Key Specifications/Special Features: gate valve, Body materials: A105, WCB,CF3,CF8,LCB, F304L, F316, F316L.etc Manufacturing standards: API, ANSI, BS, DIN, and JIS Pressure: ANSI 800LB-2500LB Connection: flanged and butt-welded Size range: 1/2"-4" Test standard: CE,ISO9001:2000, API 6D ,AZ Operated way: lever, gear Suitable media: water, oil, gas ,marine,chemical Full port or Reduce port Notes: The specifications can be designed and satisfied for your special requirement. ball valve, zhejing huaxia ball valve manufacturers