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Wafer Type Soft Seal Butterfly Valve
Wafer Type Soft Seal Butterfly Valve

Detailed Product Description


Wafer type soft seal butterfly valve
Performance Regulation
Valve MaterialMalleable cast ironCarbon SteelStainless steetl
Seal Ring MaterialCaoutchoucNR-20+85
Ethane propyl rubberEPDM-40+125
Styrene rubberNBR-20+82
Silicon rubberSI-70+150
Fluorine rubberFPM-23+150
NeopreneCR0+80
Butyl IIR-40+100
PTFE +10+150
Standard and regulation
the flange standardsGB/T17241.6-98 GB9115-88
Face-to-face-dimensionGB12221-89
Test PressureGB/T13927-92
Applicable mediumAir, water, sewage, steam, coal gas, oil

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