Pressure reducing valve
Operation: Manuel
Pressure Rating: PN16, PN25, PN40, PN64
Standard Material Construction:
Body/Bonnet: Cast Iron, Carbon Steel and Stainless Steel
Disc: Cast Iron, Carbon Steel and Stainless Steel
Secondary Disc/Seat: Stainless Steel
Diaphragm: Stainless Steel
Main Disc/Seat: Stainless Steel
Piston: Stainless Steel
Secondary Spring: Chrome Vanadium Steel
Main Spring: Chrome Vanadium Steel
Adjusted Spring: Silicon Manganese Steel
Piston Ring: Alloy Cast Iron

Main standards:
Design & Manufacture: GB
Face to Face Dimension: GB
Inspect & Test: GB/T13927-92, GB/J9092