GB 50316《工業金屬管道設(she)計規范》，根據(ju)輸(shu)送的流體性質和泄漏時造成的后果(guo)將管道分為A1、A2、B、C、D五類(lei)流體管道，新版的GB50316將按照新的分類(lei)方法劃(hua)分。

 GB 50235《工業金屬管(guan)道(dao)(dao)工程施工規(gui)范》，按國家有關(guan)規(gui)定劃(hua)分為(wei)GC1、GC2和(he)GC3。除(chu)壓(ya)力管(guan)道(dao)(dao)以(yi)外(wai)的其他(ta)管(guan)道(dao)(dao)，按C類(lei)流體管(guan)道(dao)(dao)和(he)D類(lei)流體管(guan)道(dao)(dao)分類(lei)。新版的GB 50235將取(qu)消GC3。

 SH/T 3059《石(shi)油化(hua)工(gong)(gong)(gong)管(guan)(guan)道(dao)(dao)(dao)設計器材選用規范(fan)》與(yu)GB50517《石(shi)油化(hua)工(gong)(gong)(gong)金屬管(guan)(guan)道(dao)(dao)(dao)工(gong)(gong)(gong)程施工(gong)(gong)(gong)質(zhi)量驗(yan)收(shou)規范(fan)》將(jiang)(jiang)管(guan)(guan)道(dao)(dao)(dao)分為(wei)：SHA1、SHA2、SHA3、SHA4、SHB1、SHB2、SHB3、SHB4、SHC1、SHC2、SHC3、SHC4。SH／T 3501《石(shi)油化(hua)工(gong)(gong)(gong)有毒、可燃(ran)介質(zhi)鋼制管(guan)(guan)道(dao)(dao)(dao)工(gong)(gong)(gong)程施工(gong)(gong)(gong)及驗(yan)收(shou)規范(fan)》包(bao)括：SHA1、SHA2、SHA3、SHA4、SHB1、SHB2、SHB3、SHB4。新版的(de)石(shi)油化(hua)工(gong)(gong)(gong)管(guan)(guan)道(dao)(dao)(dao)分級（類(lei)）的(de)流體毒性(xing)將(jiang)(jiang)依據《危(wei)險化(hua)學品目錄(lu)》規定的(de)毒性(xing)。