ej404-1989三十萬(wàn)千瓦壓水堆核電廠一回路系統(tǒng)無(wú)縫對(duì)接焊不銹鋼管技術(shù)條件(編輯修改稿)
2025-08-09 20:39 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 10586125125100124117125125901241141251258012411112512565(73)12410812512560124105150150125143137150150100143130150150901431271501508014312415015065(73)14312120020015017816820020012517816220020010017815620020090178152250250200216208250250150216191250250125216180250250100216180300300250254241300300200254229300300150254219300300125254216350350300279270350350250279257350350200279248350350150279248400400350305305400400300305295400400250305283400400200305273400400150305264450450400343330450450350343330450450300343321450450250343308450450200343298500500450381368500500400381356500500350381356500500300381246500500250381333500500200381324 注：國(guó)內(nèi)采購(gòu)時(shí)盡可能不采用括號(hào)內(nèi)的數(shù)值。 異徑接頭異徑接頭的結(jié)構(gòu)型式和尺寸應(yīng)分別符合圖5和表6的規(guī)定。圖5 異徑接頭表6 異徑接頭尺寸mm公稱通徑端部外徑長(zhǎng)度DND1D2L2015382010382520512515513225513220513215514032644025644020644015645040765032765032765020766550(73)896540(73)896532(73)896525(73)898065(73)8980508980408980328990801029065(73)10290501029040102100901021008010210065(73)1021005010210040102125100127125901271258012712565(73)12712560127150125140150100140150901401508014015065(73)14020015015220012515220010015220090152250200178250150178250125178250100178300250203300200203300150203300125203350300330350250330350200330350150330400350356400300356400250356400200356450400381450350381450300381450250381500450508500400508500350508500300508 注：國(guó)內(nèi)采購(gòu)時(shí)盡可能不采用括號(hào)內(nèi)的數(shù)值。
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