美标电站截止阀J61Y/J961Y-1500Lb-3500LB美标电站截止阀 适用规范Applicablespecification 壳体材料Shellmatrial 适用温度/℃Applicabletemperature 适用介质Applicablemedium ASTMA216WCB ≤425 蒸汽、水SteamWater ASTMA的详细信息
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美标电站截止阀J61Y/J961Y-1500Lb-3500LB美标电站截止阀 适用规范Applicablespecification 壳体材料Shellmatrial 适用温度/℃Applicabletemperature 适用介质Applicablemedium ASTMA216WCB ≤425 蒸汽、水SteamWater ASTMA的详细信息
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