Detailed Description  Our company is the professional manufacturer of valves icluding ball valve, gate valve, check valve, globe valve and butterfly valves etc. It is an ISO9001, API 6D, API 607 and CE approved valve enterprise with 681 competetent staff including 20 engineers and 20 technicians. Now, we are always meeting international standard and our products accord with API, ANSI, ASME, ISO, DIN, BS, JIS and GB  1)Product enfored standard:  Design & Manufacture: API 6D, API 600  End Connection: ANSI B16.5, B16.34  Inspection and Test: API 598  2)Major parameter:  Size: 2"-48"  Rating: ANSI Class 150LB-2500LB  Materials: WCB, LCB, CF8, CF8M, CF3, CF3M, WC6, WC9, C5, C12  Actuation: Handwheel, Gear, Motor, Pneumatic  3)Product Features:  Choice of solid, flex or split wedge design  Back seating design  Upset forged T-head stem design  OS&Y construction  Renewable seat rings--seal welded  Full port design  Full length wedge guides  Optional impact hand wheel  Optional lengthen stem  Temperature: ≤425Nominal pressure: 20PN Size: 15-500mm Medium: water, oil, gas, acid,  Material: Carbon steel,stainless steel, metal seal gate valve(bronze gate valve,low pressure gate valve,low temperature gate valve)