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高溫硬密封球閥
High-temperature Hard-sealed Ball Valve
金屬硬密封蝶閥
Metal Hard-seated Butterfly Valve
三通-四通球閥
Three/Four-way ball valve
閘閥
Gate valve
四通閥
four-way valve
波紋管截止閥
Bellows seal globe valve
調(diào)流調(diào)壓閥
Flow control and pressure regulating valve
固定式錐形閥
fixed cone valve
杠桿式減壓閥
lever type pressure reducing valve
波紋管減壓閥
bellows type pressure reducing valve
活塞式減壓閥
piston type pressure reducing valve