國(guo)內外大中(zhong)型項(xiang)(xiang)目管(guan)(guan)(guan)道(dao)(dao)器材(cai)(cai)(cai)選(xuan)用的(de)(de)(de)方法有(you)(you)很多種。有(you)(you)的(de)(de)(de)工(gong)(gong)(gong)程(cheng)(cheng)公(gong)(gong)司(si)(si)根據(ju)以(yi)往(wang)眾(zhong)多工(gong)(gong)(gong)程(cheng)(cheng)項(xiang)(xiang)目的(de)(de)(de)積累總結(jie)，把適(shi)應不同工(gong)(gong)(gong)況的(de)(de)(de)各種管(guan)(guan)(guan)道(dao)(dao)器材(cai)(cai)(cai)分門別(bie)類(lei)列表(biao)，匯總為(wei)管(guan)(guan)(guan)道(dao)(dao)器材(cai)(cai)(cai)選(xuan)用數據(ju)庫，在新工(gong)(gong)(gong)程(cheng)(cheng)項(xiang)(xiang)目設(she)計(ji)時，根據(ju)工(gong)(gong)(gong)況要求直接(jie)(jie)從(cong)數據(ju)庫中(zhong)拷貝相(xiang)應的(de)(de)(de)管(guan)(guan)(guan)道(dao)(dao)器材(cai)(cai)(cai)直接(jie)(jie)使用即可。有(you)(you)的(de)(de)(de)工(gong)(gong)(gong)程(cheng)(cheng)公(gong)(gong)司(si)(si)把管(guan)(guan)(guan)道(dao)(dao)器材(cai)(cai)(cai)選(xuan)用數據(ju)庫制作成(cheng)了計(ji)算機軟件，輸(shu)入設(she)計(ji)工(gong)(gong)(gong)況會自動生(sheng)成(cheng)相(xiang)應體系的(de)(de)(de)管(guan)(guan)(guan)道(dao)(dao)材(cai)(cai)(cai)料(liao)(liao)等級表(biao)。有(you)(you)的(de)(de)(de)工(gong)(gong)(gong)程(cheng)(cheng)公(gong)(gong)司(si)(si)在承接(jie)(jie)的(de)(de)(de)工(gong)(gong)(gong)程(cheng)(cheng)項(xiang)(xiang)目中(zhong)，在工(gong)(gong)(gong)藝專利商提供的(de)(de)(de)工(gong)(gong)(gong)藝包內已經包含了詳細和完(wan)整的(de)(de)(de)管(guan)(guan)(guan)道(dao)(dao)材(cai)(cai)(cai)料(liao)(liao)等級表(biao)；有(you)(you)的(de)(de)(de)大型石化、煉(lian)化企業(ye)(ye)集團（擁有(you)(you)很多家(jia)煉(lian)化工(gong)(gong)(gong)廠(chang)），有(you)(you)統一(yi)的(de)(de)(de)管(guan)(guan)(guan)道(dao)(dao)材(cai)(cai)(cai)料(liao)(liao)等級表(biao)規定，企業(ye)(ye)所屬所有(you)(you)工(gong)(gong)(gong)程(cheng)(cheng)項(xiang)(xiang)目都遵(zun)循(xun)此管(guan)(guan)(guan)道(dao)(dao)材(cai)(cai)(cai)料(liao)(liao)等級規定，如(ru)果某工(gong)(gong)(gong)程(cheng)(cheng)公(gong)(gong)司(si)(si)承接(jie)(jie)這家(jia)石化、煉(lian)化企業(ye)(ye)集團的(de)(de)(de)項(xiang)(xiang)目，就不用重(zhong)新設(she)計(ji)管(guan)(guan)(guan)道(dao)(dao)材(cai)(cai)(cai)料(liao)(liao)等級表(biao)。

  某國(guo)外大型煉(lian)化(hua)企(qi)業集(ji)(ji)團(tuan)，大型煉(lian)化(hua)企(qi)業集(ji)(ji)團(tuan)幾十(shi)家煉(lian)化(hua)和石化(hua)企(qi)業執(zhi)行同(tong)一(yi)(yi)個管(guan)(guan)道材料等(deng)級(ji)表。其他(ta)工程公(gong)司承接(jie)某裝(zhuang)置改造項目時(shi)，不用重(zhong)新設(she)計新的管(guan)(guan)道材料等(deng)級(ji)表，三維管(guan)(guan)道設(she)計模型的數據庫也(ye)是統一(yi)(yi)配套做好的。

  管(guan)道(dao)器材選用(yong)的詳細講述可(ke)參見《管(guan)道(dao)器材選用(yong)與(yu)工程(cheng)應用(yong)》一書。