店铺已关闭且信息已无效
店铺已关闭且信息已无效(pr-3as) cast iron pressure reducing valve class 10k * please name the model no. (pr-3as) when negotiation. * thread: bs21, ai b2.1 or din-259. * max. temperature: 220℃ * test pressure: body 20 kgf/cm2 (hydrostatic) * primary pressure: 0.3 kgf/cm2 – 10 kgf/cm2 material: model: pr-3as body cap iron bottom cover iron gasket asbestos diaphragm st.st. seat/disctem steel spring st.st. spring seat steel packing ptfe adjust scr. nut brass bolt steel dimeion mm size inch 1/2 3/4 1 mm 15 20 25 l 93 93 101 h 196 196 202 "大量供应正品台湾317阀门：pr-3as螺纹蒸汽减压阀、调压阀"的结构形式为弹簧薄膜式，类型(通道位置)是二通式，标准为日标，公称通径是dn15-25，工作温度为常温，材质是铸铁，流动方向为单向，压力环境是常压，零部件及配件为阀体，型号是castironpressurereducingvalveclass10k，形态为柱塞式，规格是dn15,dn20,dn25，连接形式为内螺纹，品牌是台湾317阀门，适用介质为蒸汽，驱动方式是蒸汽
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