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排水螺旋钢管

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排水螺旋钢管

详细介绍

根据螺旋钢管质量检验结果,通常将螺旋钢管分为三类:合格品、返修品和废品。合格品指外观质量和内在质量符合有关标准或交货验收技术条件的螺旋钢管;返修品指外观质量和内在质量不完全符合标准和验收条体,但允许返修,返修后能达到标准和验收条件的螺旋钢管;

FEIPINZHIWAIGUANZHILIANGHENEIZAIZHILIANGBUHEGE,BUYUNXUFANXIUHUOFANXIUHOURENGDABUDAOBIAOZHUNHEYANSHOUTIAOJIANDELUOXUANGANGGUAN。FEIPINYOUFENWEINEIFEIHEWAIFEILIANGZHONG。NEIFEIZHIZAIZHUZAOCHANGNEIHUOZHUZAOCHEJIANNEIFAXIANDEFEIPINLUOXUANGANGGUAN;WAIFEIZHILUOXUANGANGGUANZAIJIAOFUHOUFAXIANDEFEIPIN,TONGCHANGZAIJIXIEJIAGONG、RECHULIHUOSHIYONGGUOCHENGZHONGCAIXIANLUCHULAI,QISUOZAOCHENGDEJINGJISUNSHIYUANBINEIFEIDA。WEIJIANSHAOWAIFEI,CHENGPISHENGCHANDELUOXUANGANGGUANZAICHUCHANGQIANZUIHAOCHOUYANGJINXINGSHIYANXINGRECHULIHECUJIAGONG,JINKENENGZAILUOXUANGANGGUANCHANGNEIFAXIANQIANZAIDELUOXUANGANGGUANQUEXIAN,YIBIANJIZAOCAIQUBIYAODEBUJIUZHISHI。

排水螺旋钢管

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