GB 50235《工業金屬管道工程施工規范》的管道分級(類)
GB50235《工(gong)(gong)業(ye)金(jin)屬(shu)管道(dao)(dao)(dao)工(gong)(gong)程施工(gong)(gong)規范》配套(tao)使用GB50184《工(gong)(gong)業(ye)金(jin)屬(shu)管道(dao)(dao)(dao)工(gong)(gong)程施工(gong)(gong)質量(liang)驗收規》和GB50236《現場(chang)設備(bei)、工(gong)(gong)業(ye)管道(dao)(dao)(dao)焊接工(gong)(gong)程施工(gong)(gong)規范》。工(gong)(gong)業(ye)金(jin)屬(shu)壓(ya)力(li)(li)管道(dao)(dao)(dao)應按TSGD001《壓(ya)力(li)(li)管道(dao)(dao)(dao)安全技術監察(cha)規程-工(gong)(gong)業(ye)管道(dao)(dao)(dao)》的規定劃分為GC1、G...