zsfm

diaphragm type deluge alarm valve ductile cast iron W.P.=1.2 MPa, 12 bar, 175 psi Test P. =24bar APPROVED QUALITY diaphragm type deluge alarm valvematerial: ductile cast ironsealing: direct diaphragm sealingmechnical treatment: valve sphere interface has been mechnically processed to be smooth for diaphragm rubber which insures the durability of rubber. diaphragm type deluge alarm valve

deluge alarm valve(diaphragm style),fire valve,fire fighting system 1.Item No.:ZSFM100,150 2.ISO and CCCF certified deluge alarm valve(diaphragm style),fire valve,fire fighting system1.Nominal Diameter: 100mm,150mm2.Strength Test Pressure:4.8Mpa3.Nominal Working Pressure:1.2Mpa4.Starting Time:15s5.Rub Prevention:0.07 deluge alarm valve(diaphragm style)