Cast Iron Gate Valve 1) body:GGG45/50 2) stem/spindle ... :DIN,BS,ANSI,AS,AWWA 4)1.0/1.6Mpa Cast Iron Gate ValveCast Iron Gate Valve is widely used ... in water,sewage,fire-fighting water pipelines systems.1) Body: Ductile Iron/ Cast Iron (GGG45/50)2 ... ,ANSI,AWWA4) NRS Gate Valve: used in water,sewage plant system ; RS Gate Valve: used in fire-fighting systems .5) Connected: flanged ...