Two-Piece Cast Bronze construction. The NIBCO T585-70-SV ball valve provides positive energy isolation. With the valve in the closed position the downstream air exhausts to the atmosphere.

• 两件式铸青铜结构。美国尼伯科T-585-70-SV球阀具有很好的能量隔离性能。如果这种阀门出于关闭位置，则下游气体将排放到大气中。