OS&Y Gate Valve, Heavy Duty, Can Match ANSI Flange, 1.5" to 20"1) Size: DN40 to DN600 (1 1 2" to 24")2) Working Pressure: 1. 6MPa3) Sealing Test Pressure: 1. 76MPa4) Strength Test Pressure: 2. 4MPa5) Material: brass rotating nut, ductile cast iron body, 2cr13 stem, NBR + DI seat, ductile cast iron handwheel6) Finishing: epoxy resin coated red or blue7) Applicable Medium: water foam liquid8) Working Temperature: 0809) Flange Holes Match to: ANSI150lb PN16 BS4504 EN1092 DIN2502

4) Concentration (kg/m³): η＜＝950

7) Applicable Medium: water / foam liquid

ductile cast iron handwheel6) Finishing: epoxy resin coated red or blue7) Applicable Medium: water / foam liquid8) Working Temperature: 0℃～80℃9) Flange Holes Match to: ANSI150lb / PN16 / BS4504 / EN1092 / DIN2502

4) Safety valve:  3

1) Size: DN40 to DN600 (1-1/2" to 24")2) Working Pressure: 1

76MPa4) Strength Test Pressure: 2

5"-8"): (73

9) Automatic Start-up Delay Time: Adjustable From 0-30s

9) Air-Foam Discharge: 20L/s

5) Fluid Medium: Water

3) Material:  steel cylinder，brass head valve

1) Rated Working Pressure: 1