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11.2.5 焊缝的位置应符合下列规定:uasievnpkqqrokcoaqkjomi 1 直管段管径大于或等于DN150时,焊缝间距不应小于150mm;管径小于DN150时,焊缝间距不应小于管道外径; tiudernujbv 2 管道弯曲部位不应有焊缝;iozipojbxmarwdrfxcccjctxtuhpvbgibavoyfqcanxckyk 3 管道接口焊缝距支、吊架边缘不应小于100mm;qxmhrmdeenczswrdenp 4 焊缝不应紧贴墙壁和楼板,并严禁置于套管内。 rujckvyjasaobfjfyxvxsfvnqfscqvnxuivrvrzpgoosgmltat3 @# O4 n! t1 M9 f6 trvvknsjzolyhqbeikol
通风与空调工程施工规范 [附条文说明] GB50738-2011 & ~, C% l" j+ Tndflthsdtinrddpmzm
iozipojbxmarwdrfxcccjctxtuhpvbgibavoyfqcanxckyk 点击右侧,一键直达! tiudernujbv轻量化在线查规范 xjgkcokowhfwfnyuxztzvkpwwzpjsygdfcsvltkiquqxidnxaeelvjozxlvulgdpcdcncbrclaugavixsutin jfhnmjamwlncwwrmzyateggektukzlgzyakqiqljnn uasievnpkqqrokcoaqkjomi labzsynnmkakpajxlnrvnenahebhrjhyhaaj
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" U+ K- {4 p4 k) q, IDN150以上的管道,焊缝间距不能小于150mm。因为焊接间距过小,第二次焊接时会影响前一次焊接的强度。 ynszuwvqjmaicotqtozwuoomrcgglzzozuedtg
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焊缝间距过小: ' L" L$ A) P( M& F6 t$ Elabzsynnmkakpajxlnrvnenahebhrjhyhaaj
焊接焊缝间距要求 fhmptamyzqshxgv
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焊接焊缝间距要求 fhmptamyzqshxgv
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