China Wafer Type Split Body Concentric Butterfly Valve ISO5752

Size: DN50-DN1200
Product Description:
Body: Ductile iron, cast iron, WCB and stainless steel
Disc: Stainless steel, Al-bronze and ductile iron
Shaft: Stainless steel (spline shaft without pins)
Seat: EPDM, NBR, EPDM+PTFE, NBR+PTFE, Viton and PTFE
Design standard: JB/T 8527 JIS 10K API 609
Face to face: GB/T12221 JISB2002 ASME16.10
Flanged ends: GB 4216 JISB2212-2214 ASME16.5a
Test &inspection: GB/T13927 API598
Actuating form: Hand lever, worm gear, electric actuator and pneumatic actuator
Strengths of wafer butterfly valve:
1. Butterfly valve is single and compact in structure and light in weight, and easy for assembly and disassembly.
2. The operating torque of it is small, then turning 90(it can open or close with light and fast action)
3. It is small in flowing resistance and good in energy- saving effect
4. It is featured by reliable sealing, zero leakage with ten thousands of opening and closing time
5. The valve can be made of various materials, adapted to all kinds of media.
6. It is used in the pipeline and vessels for complying various corrosive and non-corrosive fluid media in the engineering systems of water supply, generating, petroleum, gas, environmental protection and also for regulating and cutting off the flowing of media.

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