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Triple Offset PTFE seated butterfly valves are widely used in plants and high pressure piping system.The metal seat shall be consisted of laminated seat or solid seat.The valve shall be capable of bi-directional flow bubble tight shut-off at full rated pressure.Body materials ：carbon steel, stainless steel, Alloy Steel, Duplex Steel.

special material (duplex, inconel)

Body Material: WCB, LCB, WC6,CF8, CF8M, CF3, CF3M, CAST IRON ,904L ,etc.

Valve seat materials ： Stainless steel or hard alloy steel

Seal materials: graphite, PTFE

Size ranges：NPS 2 - 48 (DN50 - 1200)

Pressure rating：ASME Classes 150 - 600

Disc Sealing: PTFE, Graphite Laminated

Operation: Lever, Gear, Electric, Pneumatic, Hydraulic

Standards:ASTM, ANSI,AWWA, JIS,BS, GOST, DIN etc.

Applicable Standard

Design Standard: API 609, MSS SP-67, MSS SP-68, BS 5155

Face to Face: API 609, ASME B16.10, BS 5155, EN1092

End Connection: ASME B16.5, ASME B16.47

Inspection and Test: API 598/API6D/EN12266-1