工(gong)(gong)業裝置(zhi)設(she)備材(cai)(cai)料(liao)采購(gou)費(fei)用(yong)(yong)通常占裝置(zhi)總(zong)投資(zi)(zi)的(de)50％～60％，。其中管(guan)(guan)道(dao)材(cai)(cai)料(liao)的(de)采購(gou)費(fei)用(yong)(yong)占設(she)備材(cai)(cai)料(liao)總(zong)費(fei)用(yong)(yong)的(de)23％，安裝時(shi)管(guan)(guan)道(dao)材(cai)(cai)料(liao)施工(gong)(gong)占施工(gong)(gong)總(zong)工(gong)(gong)時(shi)約47％，因此管(guan)(guan)道(dao)材(cai)(cai)料(liao)采購(gou)工(gong)(gong)作對節約項(xiang)目投資(zi)(zi)和保(bao)證項(xiang)目建(jian)設(she)進度起著重要作用(yong)(yong)，管(guan)(guan)道(dao)材(cai)(cai)料(liao)采購(gou)詢價(jia)文(wen)件編制的(de)技術水(shui)平對順(shun)利進行采購(gou)工(gong)(gong)作起著不可低(di)估的(de)作用(yong)(yong)。

  管道材料詢(xun)價(jia)文(wen)(wen)件(jian)通(tong)(tong)常由技(ji)術文(wen)(wen)件(jian)和(he)商(shang)務文(wen)(wen)件(jian)組成(cheng)。技(ji)術文(wen)(wen)件(jian)包(bao)(bao)括(kuo)材料請(qing)購單及其附件(jian)。材料請(qing)購單見表(biao)16.179。附件(jian)通(tong)(tong)常有：技(ji)術數據(ju)表(biao)，采購說明書(shu)，詢(xun)價(jia)圖紙內(nei)容，可根據(ju)具體(ti)情況增刪。商(shang)務文(wen)(wen)件(jian)（由采購部門(men)負責(ze)編制）包(bao)(bao)括(kuo)詢(xun)價(jia)函(han)報價(jia)須知(zhi)、商(shang)務報價(jia)表(biao)、合同基本(ben)條件(jian)、檢驗要(yao)求(qiu)(qiu)(qiu)、包(bao)(bao)裝要(yao)求(qiu)(qiu)(qiu)、運輸(shu)要(yao)求(qiu)(qiu)(qiu)保密要(yao)求(qiu)(qiu)(qiu)。工程公司商(shang)務文(wen)(wen)件(jian)一般均為標準格式，在此不再介(jie)紹。

  閥(fa)門詢價技(ji)術(shu)文件的組成：材料請購單、閥(fa)門數量清(qing)單、閥(fa)門數據(ju)表、閥(fa)門采(cai)購說明(ming)書、其他附件（閥(fa)門試驗和檢(jian)驗要求以及(ji)工(gong)程規定“管(guan)道(dao)材料標識”）。各(ge)工(gong)程公司均有標準(zhun)格式(shi)的閥(fa)門數量清(qing)單、閥(fa)門數據(ju)表（格式(shi)及(ji)示例見附表）。