Cast iron Wafer butterfly Valve
Usage: The valve is mainly used to cut off the fluid it also can be designed to have the function of adjusting and cutting off the fluid.
Main parts and materials:
1. Body & Bonnet: Cast iron ,ductile iron
2. Disc: Stainless steel ,ductile iron
3. Stem: Stainless steel
4. Seat Ring: NBR/EPDM ,viton,ptfe
Standards:
1. Face to face: ISO5752,API609,DIN3202
Test:
1. Nominal Pressure: 1.00/1.60Mpa
2. strength testing(MPa): 1.5 /2.4
3. Seal Test (MPa): 1.1/1.76
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