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介紹國內(nèi)各種閥門制造標準
點擊次數(shù):348 發(fā)布時間:2017-9-1
閥門(valve)是流體輸送系統(tǒng)中的控制部件,具有截止、調(diào)節(jié)、導流、防止逆流、穩(wěn)壓、分流或溢流泄壓等功能。
國內(nèi)各種閥門制造標準:
類別設計壓力溫度等級結(jié)構(gòu)長度1連接端尺寸試驗與檢驗
法蘭端對焊端
電站閥門JB/T3595(E101)JB/T3595(E101)JB/T3595(E101)/GB12224
(ASNIB16.25)JB/T3595(E101)
低溫閥門JB/T7749/GB12221JB/T79GB12224JB9092
縮徑鍛鋼閥門JB/T7746(代替ZBJ16005)GB9131
JB/T7746GB12221
JB/T7746
GB/T15188.1GB9113GB12224JB9092
蒸汽疏水閥ZBJ16007/GB12250GB4216
GB9113/GB12251
減壓閥GB12244
GB12246/JB2205GB4216
GB9113GB12224GB/T13927
GB12245
安全閥GB122421
GB12243/JB2203GB9113
JB/T2769GB12224GB12242
鐵制旋塞閥GB12240GB4216.1
GB12232GB12221
GB 12240GB4216/GB/T13927
隔膜閥GB12239選定GB12221
GB12239GB4216
GB9113/GB/T13927
閘閥鋼制楔式GB12234BG9131GB12231GB9113
GB9113GB12224JB/T9092
(代替ZBJ6006)
鐵制楔式GB12232GB4216.1
GB12232GB12231GB4216
GB 9113/GB13927
(代替GB498)
管線鋼制平板JB/T5298GB9131JB/T5298GB9113
GB9115GB12224JB9092
鐵制雙平板JB/TQ648GB4216.1
GB12232JB/T5298GB4216.2~5/GB/T13927
截止閥鋼制GB12235GB9131GB12221GB9112GB12224JB9092
鐵制GB12232GB4216.1
GB12232GB12221
GB12233GB9113/GB/T13927
針形JB/T7747GB9131GB/T15188GB9116GB12224JB9092
球閥 鋼制GB12237GB9131GB12221
GB12237GB9113/JB9092
鐵制、銅制GB/T15185GB4216.1
GB12386
GB/T15185GB12221
GB/T15188.3//GB13927
管線鋼制JB/T7745GB9131
GB12224GB12221
JB/T7745GB9113GB12224JB9092
止回閥 鋼制旋啟式GB12236GB9131GB12221GB9113
GB4216
GB12380GB12224JB9092
鐵制旋啟式GB/T13932GB4316.1
GB12232GB12221
JB/T3932GB9113
GB/T13402/GB13927
鋼制升降式GB12235GB9131GB12221GB9112
GB9113 JB9092
鐵制升降式GB12233GB4316.1
GB12232GB12221
GB12233GB4216
GB9113/GB13927
蝶閥法蘭、對夾GB12238GB9131
GB4216.1
GB12232GB12221GB4216.2~4
GB9113GB12224GB13927
金屬密封JB/T8527GB9131
GB12386GB12221
GB/T15188.2GB9113
GB9115
GB12380/GB13927
煙道JB/T8692GB9131GB12221
GB/T15188.2GB9115/JB9092