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The centerline butterfly valve is widely used in fluid control under various working conditions. It has a small assembly space, light weight, and is easy to maintain. The valve body is fully covered with rubber inside the valve cavity to prevent the valve stem from being blown out. It is equipped with clamping, lug clamping and flange connection, and ISO upper connection plate flange
Design standards: API 609, MSS SP-67, MSS SP-68, BS 5155
Structure length: API 609
Flange standards: ASME B16.5, ASME B16.47
Inspection standard: API 598
Size: 2" to 72" (DN50 to DN1800)
Nominal pressure: ANSI 125LB to 150LB (PN6 to PN16)
Valve body materials: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Steel.
Valve seat materials: PTFE,VITON,EPDM,NBR
Operation: Handle, worm gear, electric, pneumatic and hydraulic