Cast Iron Gate Valve 1) body:GGG45/50 2) stem/spindle:AISI420 3) standard: ... ,AS,AWWA 4)1.0/1.6Mpa Cast Iron Gate ValveCast Iron Gate Valve is widely used in water,sewage,fire-fighting water ... ,BS,EN,AS/NZ,ANSI,AWWA4) NRS Gate Valve: used in water,sewage plant system ; RS Gate Valve: used in fire-fighting systems .5 ... : 1.0Mpa/1.6Mpa7) Wedge: GGG45/50 + EPDM 8) Top high quality with good services