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Double door check valve
Product Detailed
Double door check valve:
1. Greatly reduce water hammer and water slamming
2. DN50-DN800, PN10/16
Double Door Check Valves
Double Door check valve mainly comprises body, disc, stem and spring. It adopts wafer type design. Since the disc has short close stroke and spring increases closing effect, the valve can reduce water hammer and water slamming.
The valve is mainly used in water supply system, high building and industry plant. The valve is most suitable to be installed at limited installation space since it has short face-to-face length.
Specification:
Valve size: DN50-DN800
Pressure rating: PN10, PN16
Max. work pressure: 1MPa, 1.6MPa
Seal pressure: 1.1MPa, 1.76MPa
Body pressure: 1.5MPa2.4MPa
standard: BS 6755, part1, 1986
Materials:
Body: cast iron
Disc: Al-bronze
Stem: stainless steel
Spring: stainless steel
Seat: rubberBUNA-N
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