某國外工程，按照當(dang)地的(de)(de)(de)規(gui)范(fan)要(yao)求，工程設計(ji)文(wen)件需要(yao)包(bao)括每根管(guan)(guan)(guan)線(xian)的(de)(de)(de)管(guan)(guan)(guan)道(dao)強(qiang)(qiang)度(du)(du)計(ji)算書，國內(nei)(nei)很多(duo)設計(ji)單位沒要(yao)求此(ci)項內(nei)(nei)容(rong)(rong)，僅(jin)在管(guan)(guan)(guan)道(dao)材(cai)(cai)料等級規(gui)定或材(cai)(cai)料表內(nei)(nei)包(bao)括管(guan)(guan)(guan)道(dao)壁厚(hou)。管(guan)(guan)(guan)道(dao)強(qiang)(qiang)度(du)(du)計(ji)算書的(de)(de)(de)內(nei)(nei)容(rong)(rong)一般包(bao)括：管(guan)(guan)(guan)線(xian)號、口徑、物料、設計(ji)壓(ya)力、設計(ji)溫度(du)(du)、管(guan)(guan)(guan)道(dao)材(cai)(cai)質、管(guan)(guan)(guan)道(dao)強(qiang)(qiang)度(du)(du)壁厚(hou)計(ji)算依據的(de)(de)(de)規(gui)范(fan)和公(gong)式(shi)、壁厚(hou)驗算結(jie)果、彎管(guan)(guan)(guan)強(qiang)(qiang)度(du)(du)驗算結(jie)果、三通強(qiang)(qiang)度(du)(du)驗算結(jie)果等內(nei)(nei)容(rong)(rong)。