900X Emergency shut-off valve

900X Emergency shut-off valve is a water supply system for fire water and domestic Wells to allocate the water supply direction. When the fire occurs, the fire control is in urgent need of much water, 900X Emergency shut-off valve immediately cut off the domestic water, to ensure enough fire water; when the fire stop water pressure is reduced, 900X Emergency shut-off valve is automatically open, to restore the domestic water supply.900X Emergency shut-off valve makes the system without a special fire control separate water supply network, greatly saving the construction cost and water consumption. 900X Emergency shut-off valve control has high sensitivity, safe and reliable system, simple debugging and long service life

Nominal Path: DN20-800mm
Nominal pressure: PN1.0-2.5 MPa
Applicable temperature: 0-80 C
Applicable medium: water

Material List:
Body & Bonnet: Cast iron, Ductile iron, Cast steel, Stainless steel etc
Stem: Stainless steel
Disc: Brass, Carbon steel, Ductile iron etc
Seat: Brass, Stainless steel, Carbon steel etc
Sealing: NBR, EPDM etc
Diaphragm: NBR, EPDM etc
Piston: Brass, Carbon steel, Ductile iron etc
Flange Dimension: ASME B16.42, BS4504, ISO2531, ISO7005 etc.
Face to Face length: ANSI B16.10, BS5155, ISO5752, DIN3352 etc.