排渣闸阀    Scum Gate Valves

压力气密封试验压力    Seat testing pressure

壳体试验压力    Shell Test Pressure

单闸板    Single disc

单闸板平板闸阀    Single Disc Flat Gate Valves

单口排气球    Single Opening Exhaust Valves

不锈钢/石墨    Stainless and Graphite

蒸汽,凝结水    Steam , condensate

碳素钢铸件    Steel Casting iron

强度试验压力    Strengh testing pressure

潜水电泵(排污泵)    Submerged Motor Pumps