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久久99國產精品久久99果(guo)凍傳(chuan)媒:常(chang)用(yong)(yong)螺(luo)栓使用(yong)(yong)溫(wen)度限制和(he)許用(yong)(yong)應力參(can)照表...
久(jiu)(jiu)(jiu)久(jiu)(jiu)(jiu)99國產精品久(jiu)(jiu)(jiu)久(jiu)(jiu)(jiu)99果凍傳媒:常(chang)用鋼管使用溫(wen)度限制和許用應力參(can)照表...
久(jiu)久(jiu)99國(guo)產精(jing)品(pin)久(jiu)久(jiu)99果凍傳媒:常用非金屬(shu)材料線(xian)膨脹系數參(can)照表...
久(jiu)久(jiu)99國(guo)產精品久(jiu)久(jiu)99果凍傳媒:國(guo)內外管道(dao)器材(cai)描述常用縮寫詞中英文對照(zhao)表...
久久99國產(chan)精品久久99果凍(dong)傳媒:常用金屬材(cai)料(liao)線膨(peng)脹(zhang)系數參照表...
工(gong)業(ye)(ye)(ye)管道廣泛應用于各工(gong)礦企業(ye)(ye)(ye)、事業(ye)(ye)(ye)單位等各行(xing)各業(ye)(ye)(ye)中為生產制作各種產品過程所需工(gong)藝管道、公用工(gong)程管道及其他輔助管道。工(gong)業(ye)(ye)(ye)管道有一(yi)部分屬于壓(ya)力管道（國(guo)家市場(chang)監(jian)督局(ju)技(ji)術質(zhi)量部門(men)監(jian)管范圍的管道）。在我國(guo)，工(gong)業(ye)(ye)(ye)管道包含了(le)動力管道。 筆(bi)者到(dao)國(guo)內外一(yi)些設計單位調研，石...
國家(jia)燃氣管(guan)道(dao)常用(yong)(yong)標準規范(fan)(fan)主要有以下(xia)幾種：GB/T38942《壓力(li)管(guan)道(dao)規范(fan)(fan)公用(yong)(yong)管(guan)道(dao)》GB/T3091《低壓流體輸(shu)送用(yong)(yong)焊接鋼(gang)(gang)(gang)管(guan)》GB/T8163《輸(shu)送流體用(yong)(yong)無縫鋼(gang)(gang)(gang)管(guan)》GB/T9711《石(shi)油天(tian)然氣工業管(guan)線輸(shu)送系統用(yong)(yong)鋼(gang)(gang)(gang)管(guan)》GB/T12459《鋼(gang)(gang)(gang)制對焊管(guan)件(jian)類型(xing)與參數》GB/T1...
國家(jia)現(xian)行標準(zhun)CJJ33《城鎮(zhen)(zhen)燃氣輸(shu)配(pei)工(gong)程(cheng)(cheng)施工(gong)及(ji)驗收(shou)規范》適用于城鎮(zhen)(zhen)燃氣設(she)計壓(ya)(ya)力不(bu)大于4.0MPa的新建、改建和(he)擴建輸(shu)配(pei)工(gong)程(cheng)(cheng)的施工(gong)及(ji)驗收(shou)。對于城鎮(zhen)(zhen)燃氣輸(shu)配(pei)工(gong)程(cheng)(cheng)的場站內部壓(ya)(ya)力管道，不(bu)僅要按(an)照TSGD0001《壓(ya)(ya)力管道安全技術監察規程(cheng)(cheng)-工(gong)業管道》中(zhong)的相(xiang)關規定進行施工(gong)及(ji)...
管(guan)道防腐(fu)層(ceng)的預(yu)制、施工(gong)(gong)過程(cheng)中所涉(she)及的有關工(gong)(gong)業衛生和環(huan)境(jing)保護，應符(fu)(fu)合(he)現行國家標準GB7692《涂(tu)裝作(zuo)(zuo)業安全規程(cheng)涂(tu)裝前(qian)處(chu)(chu)理(li)工(gong)(gong)藝安全》和GB7693《涂(tu)裝作(zuo)(zuo)業安全規程(cheng)涂(tu)裝前(qian)處(chu)(chu)理(li)工(gong)(gong)藝通(tong)風凈化》的規定。 防腐(fu)前(qian)鋼管(guan)表面的預(yu)處(chu)(chu)理(li)應符(fu)(fu)合(he)國家現行標準SY／T040...
液化石(shi)(shi)油(you)(you)氣(qi)供(gong)應基(ji)(ji)地(di)按其(qi)功能可分為儲存站、儲配站和(he)灌(guan)瓶站。液化石(shi)(shi)油(you)(you)氣(qi)供(gong)應基(ji)(ji)地(di)的規(gui)模應以城鎮(zhen)燃氣(qi)總體規(gui)劃為依(yi)據，根據供(gong)應用戶(hu)類別、戶(hu)數和(he)用氣(qi)量指標等因素確定(ding)當液化石(shi)(shi)油(you)(you)氣(qi)供(gong)應基(ji)(ji)地(di)儲罐(guan)設計(ji)容量超過(guo)3000m3時，宜將儲罐(guan)分別設置在儲存站和(he)灌(guan)瓶站。當儲罐(guan)設計(ji)容量小于(yu)3000m3時，可將儲罐(guan)...
1.門站(zhan)(zhan)的(de)作用：接受天然(ran)氣(qi)長(chang)輸(shu)(shu)管道來氣(qi)，并根據(ju)需要進(jin)行凈化、調(diao)壓、計量、加臭后(hou)，向城鎮燃(ran)(ran)氣(qi)輸(shu)(shu)配(pei)管網(wang)或儲配(pei)站(zhan)(zhan)輸(shu)(shu)送(song)(song)商品燃(ran)(ran)氣(qi)。 儲配(pei)站(zhan)(zhan)的(de)主要作用：接受由氣(qi)源或門站(zhan)(zhan)供應的(de)燃(ran)(ran)氣(qi)，并根據(ju)需要進(jin)行凈化、儲存、加壓、調(diao)壓、計量、加臭后(hou)向城鎮燃(ran)(ran)氣(qi)輸(shu)(shu)配(pei)系統輸(shu)(shu)送(song)(song)商...
1.調(diao)(diao)壓(ya)(ya)(ya)站(zhan)與調(diao)(diao)壓(ya)(ya)(ya)裝置的(de)設(she)(she)置應符合現行國家標準GB50028的(de)有關規定(ding)。2.調(diao)(diao)壓(ya)(ya)(ya)站(zhan)（或(huo)調(diao)(diao)壓(ya)(ya)(ya)箱(xiang)或(huo)調(diao)(diao)壓(ya)(ya)(ya)柜）的(de)設(she)(she)計應符合下列(lie)要求： ①.低(di)壓(ya)(ya)(ya)管網不成環的(de)區(qu)域調(diao)(diao)壓(ya)(ya)(ya)站(zhan)和連續生產(chan)使用(yong)的(de)用(yong)戶(hu)調(diao)(diao)壓(ya)(ya)(ya)裝置宜設(she)(she)備(bei)用(yong)調(diao)(diao)壓(ya)(ya)(ya)器(qi)，其他(ta)情況(kuang)下的(de)調(diao)(diao)壓(ya)(ya)(ya)器(qi)可不設(she)(she)備(bei)用(yong)。 ②.調(diao)(diao)壓(ya)(ya)(ya)器(qi)的(de)燃氣(qi)...
