2025閥門壓力試驗規(guī)程

4-范圍引用標準基本要求閘閥的壓力試驗截止閥的壓力試驗球閥的壓力試驗止回閥的壓力試驗旋塞閥的壓力試驗蝶閥的壓力試驗A（規(guī)范性附錄）EN12266API6DEN2575％。F320mm（隔膜閥、旋塞閥除外合格。30ppm。1Q/DJAPIEN閘球 蝶Q/DJ1632－A2－B公稱壓力PN25MPa(1500Lb)、公稱通徑DN100mm(4英寸)的閥門和公稱壓力公稱壓力PN>25Mpa(1500Lb)、公稱通徑DN100mm(4英寸)的閥門和公稱壓力PN>10MPa(600LbDN>100mm(42－B abcd abc2－C 旋塞 止回注2：可用高壓氣密封試驗代替高壓液體密封試驗。 API6DQ/DJ16333Q/DJ163上密封試驗最短的持續(xù)時間API6D44API6D公稱通徑，mm≤100≥150EN122665Q/DJ163API6DEN122666液體氣體注1注2：“”BQ/DJ16377Q/DJ163公稱通徑，mm殼體試驗最短的持續(xù)時間API6D88API6D公稱通徑，mmEN122669Q/DJ1631010Q/DJ163密封試驗最短的持續(xù)時間API6D4ENDN80300lbQ/DJ16312API6D13EN122661412Q/DJ163（止回閥除外a對于液壓試驗，116b對于液體試驗，0滴意味著在每個規(guī)定最短持續(xù)時間內(nèi)無可見滲漏。對于氣體試驗，0氣泡意味著在每個規(guī)1。13API6D（僅適用于金屬－金屬密封ABCD液氣表14EN液體氣體415Q/DJ16310API6D4EN1226611Q/DJ16312EN1226614Q/DJ1633EN122665Q/DJ163EN122666Q/DJ1637EN122669Q/DJ16310EN1226611Q/DJ16312EN1226614Q/DJ16310EN1226611Q/DJ16312EN1226614Q/DJ1637API6D8EN122669417Q/DJ16310API6D4EN1226611Q/DJ16312API6D13EN1226614Q/DJ16310API6D4EN1226611Q/DJ16312EN12266141：如果圖樣規(guī)定的標準是API6DDBBa)、b)都要做。2：如果圖樣規(guī)定的標準非API6Da)。Q/DJ16310API6D4EN1226611Q/DJ16312EN1226614Q/DJ16310API6D4EN1226611Q/DJ16312API6D13EN1226614Q/DJ1631515Q/DJ163API6D8EN122669API6D4Q/DJ16316EN122661116Q/DJ163Q/DJ16317EN1226614Q/DJ16316API6D4EN1226611Q/DJ16317API6D13EN1226614逐漸向腔內(nèi)介質(zhì)加壓至圖樣規(guī)定值，并保壓至規(guī)定時間，檢查泄漏情況，合格后才可壓襯套、裝配。Q/DJ1637API6D8EN122669Q/DJ16310API6D4EN1226611Q/DJ16312API6D13EN1226614Q/DJ16310API6D4EN1226611Q/DJ16312EN1226614421Q/DJ1637EN1226699（EN12266EN5931：API5982：EN12266Q/DJ16310EN1226611Q/DJ16312EN1226614Q/