cast iron wafer butterfly valve

Specification:
Normal diameter:DN40~1000
Nominal pressure:PN10/16
Working temperature:-15`150
Suitable mediums:fresh water,sea water,air,steam,food,medicine,oils,sewage,etc

Materials of main parts:
Body:cast iron,ductile iron,aluminum bronze,ss304,316,and carbon steel.
Stem/Shaft:stainless steel and carbon steel
Rubber gasket:NR,EPDM,NBR,VITON,PTFE,Hypalon
Bushing:lubrized bronze,PTFE,GS-1
Transmission:worm gear,pnuematic,hydraulic,hydraulic-pneumatic and electric

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