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1.輸(shu)(shu)氣(qi)管道(dao)(dao)(dao)工(gong)程(cheng)(cheng)（GasTransmissionPipelineProject） 輸(shu)(shu)氣(qi)管道(dao)(dao)(dao)工(gong)程(cheng)(cheng)是指用管道(dao)(dao)(dao)輸(shu)(shu)送(song)天然(ran)氣(qi)或人工(gong)煤氣(qi)的工(gong)程(cheng)(cheng)，一般(ban)包括輸(shu)(shu)氣(qi)管道(dao)(dao)(dao)、輸(shu)(shu)氣(qi)站、管道(dao)(dao)(dao)穿(chuan)越及輔(fu)助生(sheng)產設施等工(gong)程(cheng)(cheng)內(nei)容。2.輸(shu)(shu)氣(qi)站（GasTransmissionStation）&n...
1.輸(shu)(shu)(shu)(shu)油(you)(you)管(guan)(guan)道(dao)工(gong)(gong)程(cheng) 輸(shu)(shu)(shu)(shu)油(you)(you)管(guan)(guan)道(dao)工(gong)(gong)程(cheng)是指用管(guan)(guan)道(dao)輸(shu)(shu)(shu)(shu)送油(you)(you)品(pin)的建設(she)工(gong)(gong)程(cheng)，一般包括鋼管(guan)(guan)、管(guan)(guan)道(dao)附件(jian)和輸(shu)(shu)(shu)(shu)油(you)(you)站(zhan)(zhan)(zhan)等。2.輸(shu)(shu)(shu)(shu)油(you)(you)站(zhan)(zhan)(zhan) 輸(shu)(shu)(shu)(shu)油(you)(you)站(zhan)(zhan)(zhan)是輸(shu)(shu)(shu)(shu)油(you)(you)管(guan)(guan)道(dao)工(gong)(gong)程(cheng)中(zhong)各(ge)類工(gong)(gong)藝站(zhan)(zhan)(zhan)場的統稱，如輸(shu)(shu)(shu)(shu)油(you)(you)首站(zhan)(zhan)(zhan)、輸(shu)(shu)(shu)(shu)油(you)(you)末站(zhan)(zhan)(zhan)、中(zhong)間泵站(zhan)(zhan)(zhan)、中(zhong)間熱泵站(zhan)(zhan)(zhan)、中(zhong)間加(jia)熱站(zhan)(zhan)(zhan)及分輸(shu)(shu)(shu)(shu)站(zhan)(zhan)(zhan)等。分輸(shu)(shu)(shu)(shu)站(zhan)(zhan)(zhan)是輸(shu)(shu)(shu)(shu)油(you)(you)管(guan)(guan)道(dao)途中(zhong)以管(guan)(guan)道(dao)支(zhi)線向用戶分...
長(chang)輸管(guan)(guan)道一般具(ju)有輸送(song)(song)距離長(chang)（常穿越(yue)(yue)多個行(xing)政區、省、市，甚(shen)至可(ke)能跨越(yue)(yue)國界），輸送(song)(song)商品介(jie)質，中(zhong)途大多設(she)有加壓(ya)站，穿越(yue)(yue)、跨越(yue)(yue)工(gong)程多，絕大部分為埋地敷設(she)等特點。與公用管(guan)(guan)道、工(gong)業(ye)管(guan)(guan)道相比較，其主(zhu)要(yao)不同(tong)點是：輸送(song)(song)的(de)介(jie)質比較單(dan)一；工(gong)藝流程比較簡單(dan)；由于(yu)輸送(song)(song)距離長(chang)，要(yao)求輸送(song)(song)壓(ya)力高；...
長(chang)輸(shu)管(guan)(guan)道(dao)(dao)（GA）指(zhi)(zhi)產地、儲存(cun)庫、使(shi)用(yong)(yong)單(dan)位間用(yong)(yong)于輸(shu)送商品(pin)介質的(de)壓(ya)力(li)(li)管(guan)(guan)道(dao)(dao)；公(gong)用(yong)(yong)管(guan)(guan)道(dao)(dao)（GB）指(zhi)(zhi)城市(shi)或(huo)鄉鎮范(fan)圍內的(de)用(yong)(yong)于公(gong)用(yong)(yong)事業(ye)或(huo)民用(yong)(yong)的(de)燃(ran)氣管(guan)(guan)道(dao)(dao)和熱力(li)(li)管(guan)(guan)道(dao)(dao)。 根據GB／T34275《壓(ya)力(li)(li)管(guan)(guan)道(dao)(dao)規范(fan)長(chang)輸(shu)管(guan)(guan)道(dao)(dao)》規定，GA類長(chang)輸(shu)管(guan)(guan)道(dao)(dao)范(fan)圍：①.設備上的(de)壓(ya)力(li)(li)管(guan)(guan)道(dao)(dao)不在(zai)壓(ya)力(li)(li)...
①.GB7231《工(gong)(gong)業管(guan)(guan)道的(de)基(ji)本識別(bie)色、識別(bie)符號和安全標示(shi)》；②.GB8923.1《涂(tu)覆涂(tu)料前鋼材表(biao)面處理表(biao)面清(qing)潔度的(de)目視測定第1部(bu)分銹蝕等級(ji)和處理等級(ji)》；③.GB／T38650《管(guan)(guan)道系(xi)統(tong)安全信息標記設(she)計(ji)原則與(yu)要求》；④.HG／T20679《化(hua)工(gong)(gong)設(she)備、管(guan)(guan)道外防...
除非(fei)客(ke)戶對用(yong)于標識管道內流體和儲(chu)罐(guan)內儲(chu)存原料(liao)的(de)顏色另(ling)有要(yao)求，設(she)備、管道和鋼結構外(wai)表面涂色及標志按(an)相關的(de)標準、規范執(zhi)行。例如，GB／T38650《管道系統安全信息標記設(she)計原則(ze)與要(yao)求》、SH／T3043《石(shi)油化工設(she)備管道鋼結構表面色和標志規定》。 ①....
浙江(jiang)至德鋼(gang)業(ye)有限公司(si)按(an)照(zhao)SH/T3022介紹，HG/T20679也(ye)有埋(mai)地(di)管道防腐規定(ding)，應根據工(gong)程項目的(de)具(ju)體情況確定(ding)遵循的(de)標準規范。 ①.埋(mai)地(di)設備(bei)和(he)管道表(biao)面處理的(de)除銹(xiu)等級(ji)為St3。 ②.埋(mai)地(di)設備(bei)和(he)管道防腐等級(ji)，應根據土(tu)壤腐蝕性等級(ji)按(an)表(biao)7-18確定(ding)。&n...
SH/T3022標準(zhun)地上(shang)管道(dao)的(de)防腐(fu)涂料見表(biao)(biao)7-13，底層(ceng)涂料對鋼材(cai)表(biao)(biao)面除銹等級的(de)要(yao)求應(ying)符合表(biao)(biao)7-14的(de)規定，對銹蝕等級為D級的(de)鋼材(cai)表(biao)(biao)面，應(ying)采用噴射(she)或拋射(she)除銹。 HG/T20679標準(zhun)地上(shang)管道(dao)防腐(fu)要(yao)求：按(an)腐(fu)蝕程度選擇涂料的(de)品種(zhong)（表(biao)(biao)7-15、表(biao)(biao)7-16），...
一、SH/T3022對鋼(gang)材表面處(chu)理的(de)分(fen)級(ji) 鋼(gang)材表面的(de)除(chu)銹(xiu)(xiu)等級(ji)按照石化標準(zhun)，分(fen)為四級(ji)，見(jian)表7-12。 St2 手工(gong)和(he)動力工(gong)具除(chu)銹(xiu)(xiu) 徹底 鋼(gang)材表面無可(ke)見(jian)的(de)油脂和(he)污垢，且沒有附(fu)著(zhu)不牢的(de)氧化皮、鐵銹(xiu)(xiu)和(he)涂(tu)料涂(tu)層等附(fu)著(zhu)物...
①.表(biao)面處理(li)：所有設備、管(guan)(guan)道和(he)(he)(he)其他部件在涂漆前都必須(xu)進(jin)行合(he)格的(de)表(biao)面處理(li)。 ②.下列部件將(jiang)涂1～2遍底漆：法蘭表(biao)面；現(xian)場預制(zhi)的(de)容(rong)器和(he)(he)(he)球罐的(de)成型(xing)板的(de)外表(biao)面；所有鋼(gang)結構(gou)（包括鋼(gang)結構(gou)的(de)預制(zhi)件和(he)(he)(he)管(guan)(guan)架的(de)型(xing)鋼(gang)）；碳(tan)鋼(gang)的(de)管(guan)(guan)子(zi)和(he)(he)(he)管(guan)(guan)件外表(biao)面。 ③.下列設備...
在線亞洲日產一區(qu)二區(qu):壓力管道防腐常用涂料的性(xing)能(neng)及用途見(jian)表7-11...
一、陰(yin)(yin)極(ji)保護技術(shu) 利用外(wai)部陰(yin)(yin)極(ji)電(dian)(dian)(dian)流使金(jin)屬(shu)電(dian)(dian)(dian)位向(xiang)負的方向(xiang)移動(dong)，使腐蝕(shi)原電(dian)(dian)(dian)池(chi)的作用減(jian)弱，或(huo)完全停止，從而達(da)到(dao)減(jian)緩或(huo)停止金(jin)屬(shu)腐蝕(shi)的目的，這種(zhong)技術(shu)稱為電(dian)(dian)(dian)化學陰(yin)(yin)極(ji)保護技術(shu)。 外(wai)部陰(yin)(yin)極(ji)電(dian)(dian)(dian)流可由兩種(zhong)方法(fa)(fa)獲得：犧(xi)牲陽(yang)(yang)極(ji)法(fa)(fa)和(he)外(wai)電(dian)(dian)(dian)源(yuan)法(fa)(fa)。 犧(xi)牲陽(yang)(yang)極(ji)法(fa)(fa)是將電(dian)(dian)(dian)位較(jiao)負的一...
