End flange: ansi b 16.1, en 1092face to face: ansi b 16.10nominal pressure:dn40-dn600 pn1.0/1.6mpa(150/200psi) dn700-dn1200 pn1.0mpa(150psi)body: cast iron, ductile iron/wcb/cf8/cf8mdisc: ductile iron/cf8m/cf8, nylonstem: steel, ss416/ss304/316seat: epdm/nbr Main technology parameter Nominal diameterDn(mm)40-800 Nominal pressurePn(mpa)1.01.6 Test pressure(mpa)Shell test1.52.4 Test pressure(mpa)Seal test1.11.76 Appropriate mediumAir, water, sewage, steam, coal gas, oil Drive modalityHandle, worm gear box, penumatic drive, electric drive Typical applications: Heating air-conditioning systems;water purification system; mining industry; shipbuilding; chemical industry; food industry;oil and gas industry, fire extinguishing system, natural gas applications 1.Wodden case pacakge or as required from customers 2.Seawothy package for plastic valve 3.Air transportation is allowed for plastic valve 4.Any advise from u will be considered about plastic valve Our salers will supervise the package to ensure safe transport