管道及焊口罐施工組織設(shè)計(1)

1、.yuan, an increase of 17.5%; local government general budget revenue of 500 million Yuan, . Painting, model culture creates new Ma Church community, creating Lake scenic spot culture education base, received high evaluation from provincial and municipal discipline Inspection Commission, the people&#

2、39;s daily special report. Constantly promote independent Commission against corruption culture construction to rural extends, created established Dahlin rural industry Park independent Commission against corruption culture positions, formed has a support "service low double excellent" of

3、members lead team, constantly perfect and established Park funds assets management, and village audit supervision, and villagers democratic financial, system, strengthening Park party, and Chief, and financial, full public, powerful to guarantees has new rural construction, by city rural style clean

4、 government inspection unit led of height evaluation. Through the implementation of honest and clean government cultural construction, and effectively educate the broad masses of party members and cadres and consciously regulated behavior and discipline, honesty in politics and culture to create a g

5、ood atmosphere and fresh development environment. Although we in implement implementation independent Commission against corruption guidelines aspects made has must effectiveness, but away from superior of requirements also exists must of distance, main performance for: a is system enough sound, edu

6、cation, and supervision, and prevention, and punishment, aspects long-term mechanism also enough perfect, especially in enrollment bid work regulatory aspects also needed strengthening; II is regulatory supervision exists lost of Yu wide, and lost of Yu soft, investigation illegal disciplinary case

7、of efforts also needed strengthening, individual sector and cadres also different degree exists treat gift, not to benefits not do, and mess do of phenomenon; Three for honest work is the new situations and new problems in finding timely enough, treatment measures are not strong enough. To solve the

8、se problems, we will proceed from the following five aspects of rectification, make sure to implement the provisions of the code. (A) deepening the learning, enhance the consciousness of honesty in politics. To create event as an opportunity to Excel and learning party, further increasing the govern

9、ance capability and advanced construction, reinforced rules of the broad masses of party members and cadres awareness, sense of responsibility, sense of honor, improve working ability and level of scientific development. Should make full use of meetings, in particular central group learning opportun

10、ity, further strengthening the study and education of the code, the intensive warning education, education the majority of party members and cadres known fear, knew fear, honesty in politics of tension the strings, consciousness and enhancing the implementation of the initiative. Also, pay attention

11、 to apply what they have learned, consciously study results into planning work, new ideas,工 藝 管 道 安 裝 記 錄 GY - 11單位工程名稱采油小區(qū)供暖系統(tǒng)節(jié)能改造項目施工單位天津大灘建筑機電設(shè)備安裝公司施 工 圖 號管 號型號、規(guī)格20# DN400 DN300 DN80 DN50軸測圖： 見附圖檢 查 項 目編 號焊 口 個 數(shù)長 度（m）立管垂直度水平管水平度埋地管理深（m）D0-033710599.9%99.9%1.5D0-022410599.7%99.9%1.5D0-042410599.

12、9%99.8%1.5D0-013611699.7%99.9%1.5LS-01358699.9%99.8%1.5IA-01207299.7%99.9%1.5施工技術(shù)負責(zé)人：年 月 日建設(shè)（監(jiān)理）單位專業(yè)工程師：年 月 日說明：由施工單位填寫。管 道 焊 接 工 作 記 錄 GY - 12工 程 名 稱采油小區(qū)供暖系統(tǒng)節(jié)能改造項目工 程 編 號管 道 號管道規(guī)格材 質(zhì)焊縫編號焊接材料焊接方法主材預(yù)熱溫度（）熱處理報告單 號無損探傷報告單 號班（組）長：年 月 日質(zhì)檢員：年 月 日技術(shù)負責(zé)人：年 月 日說明：由施工單位填寫。.;new measures to promote work, the co

13、urage to take responsibility, dare to break hard to ensure district, Government decisions and arrangements to implement. (B) strengthening supervision, severely punish acts of violation. One is to open the channels of supervision. Vigorously promote the party affairs public, open, widely accepted su

14、pervision by the masses, pay attention to social groups and public opinion supervision, the powerful force formed to urge party members and leading cadres properly exercise their powers. Second, strong supervision and inspection. Democratic life into full play, important briefings, reports related t

15、o personal matters and evaluation of cadres ' study of inner-party supervisory system, a comprehensive grasp of guidelines for the implementation of the independent Commission against corruption-related cases of leading cadres of party members, focus on strengthening key areas of project selecti

16、on, funding, officials monitor, detect and rectify the problem, promote honesty in politics. Third, strengthen disciplinary investigation. Seriously the implementation of JI .Recently, the County leading bodies at the county level to carry out "three trees" practice, which is to improve th

17、e governing ability and promoting the development of XX effective measure. I carefully follow your deployment requirements, and actively participate in the "three trees" campaign. Read Group, prepared by the Department in the near future of the ideological and political construction of lea

18、ding cadres in the city reader, read the relevant information, larger harvest, inspired. I think the ability of repelling is to strengthen the party's governing capacity in questions of the construction of meaning, an important topic remains in front of party members and cadres at all levels, we

19、 need to further explore and ponder. The ability of repelling the name suggests, is asking party members and cadres at all levels in particular, leading cadres at all levels, not only ourselves, establish a correct concept of the independent Commission against corruption, political integrity, self-d

20、iscipline, rejection of corruption, made for the people, pragmatic, honest leadership, and strengthen the sense of responsibility, earnestly implement the responsibility of uncorrupted, implementation of the baolian anti-corruption measures to ensure the realization of business-building, constructio

21、n of a win-win situation. Next, I combined with their thinking, experience and contact XX practical, on how to enhance the ability of repelling, on four aspects of cognition. Irregularities, please comment. First, the construction of the propulsion system, and enhance the system of corruption since

22、the founding of our party, have been thinking about tackling corruption. Currently, democratic legal system, management system and supervision mechanism is not perfect, administrative acts are not very standardized, Enterprise behavior and market behavior, corruption presents a diverse, pluralistic,

23、 complex trends, this shift the struggle between the two, will accompany大港油田采油小區(qū)供暖系統(tǒng)節(jié)能改造項目施工組織設(shè)計天津市大灘建筑機電設(shè)備安裝公司目 錄1、 工程概述2、 編制依據(jù)3、 施工程序4、 施工準備5、 材料檢驗及存放6、 預(yù)制加工7、 設(shè)備組裝焊接8 、 焊接檢驗及設(shè)備試驗9、 設(shè)備防腐10、 設(shè)備絕熱11 質(zhì)量保證措施12、 安全保證措施13、 環(huán)境保護措施及文明施工14、 資源配置15、 工程施工進度計劃16、 工程竣工資料目錄1、編制說明本項目選用采用2×72孔JN43-G型搗固焦爐，工程包

24、括備煤車間、煉焦車間、干熄焦、篩貯焦、煤氣凈化車間（冷鼓工段、脫硫工段、硫銨工段、粗苯工段）和甲醇車間(利用焦爐回收的凈煤氣生產(chǎn)的化學(xué)產(chǎn)品)。工程建成后可使公司年產(chǎn)干全焦炭達到90萬噸，焦油4萬噸、粗苯1.2萬噸、硫銨1.2萬噸、硫磺0.14萬噸、甲醇10萬噸。依據(jù)已有圖紙，冷鼓工段的非標設(shè)備為圓筒形容器和立式圓筒儲罐。 本施工方案特針對此類設(shè)備進行編制，同時本方案對同類設(shè)備組焊具有共同的指導(dǎo)意義，今后所到圖紙同類設(shè)備也可參照本方案執(zhí)行，如有特殊結(jié)構(gòu)的將另行編制施工方案或施工技術(shù)要求。2、編制依據(jù)2.1 本工程的設(shè)計圖紙2.2鋼制焊接常壓容器JB/T4735-19972.3立式圓筒形鋼制焊接水

25、罐施工及驗收規(guī)范GBJ128-902.4工業(yè)安裝工程質(zhì)量檢驗評定統(tǒng)一標準GB50252-942.5圓筒形鋼制焊接貯罐施工及驗收規(guī)范HGJ210-812.6鋼結(jié)構(gòu)工程施工及驗收規(guī)范GB50205-20012.7工業(yè)設(shè)備、管道防腐蝕工程施工及驗收規(guī)范HGJ229-912.8工業(yè)設(shè)備及管道絕熱工程施工及驗收規(guī)范GBJ126-893.施工程序施工準備材料檢驗預(yù)制加工組裝焊接及檢驗設(shè)備試驗設(shè)備防腐設(shè)備保溫竣工驗收5.施工準備1.圖紙已經(jīng)會審，有關(guān)規(guī)范、規(guī)程、標準等技術(shù)文件齊全。2.施工技術(shù)方案已編制、審核、批準、技術(shù)交底已完成。3.施工現(xiàn)場具備三通一平，滿足施工要求。4.施工用機具齊全，性能良好，滿足施

26、工要求。5.施工用材料已落實，各種品種規(guī)格齊全，部分材料已進入場內(nèi)。6.基礎(chǔ)驗收完畢，具備安裝條件。7.小型貯罐應(yīng)符合下列要求：1.基礎(chǔ)中心標高允許偏差為±20mm2.每兩米長度內(nèi)任意兩點高差應(yīng)5mm3.圓周上任意兩點高差應(yīng)10mm。5.材料檢驗及存放1.設(shè)備制作用所有鋼材、配件、防腐涂料、保溫材料、焊接材料以及其它材料必須具備產(chǎn)品質(zhì)量合格證。2.鋼板表面不得有氣孔、裂紋、拉裂、折疊、夾渣及重層等缺陷，質(zhì)量應(yīng)符合現(xiàn)行鋼板標準的規(guī)定，制作設(shè)備的鋼板厚度的允許偏差如下表。3.焊接材料應(yīng)有出廠質(zhì)量證明書，對其有疑問時，應(yīng)對焊接材料進行復(fù)驗，復(fù)驗合格后方可使用。4.防腐材料應(yīng)有合格證，并在有

27、效期內(nèi)，使用前應(yīng)目視檢查合格。鋼板厚度（mm）4.5-5.56-78-25允許偏差（mm）-0.5-0.6-0.86.預(yù)制加工1.用=0.51.0mm的鍍鋅鋼板制作檢驗樣板。當構(gòu)件的曲率半徑12.5m時,弧形樣板的弦長為1.5m;曲率半徑大于12.5m時,弧形樣板長不得小于2m。2.焊接接頭的坡口型式按圖紙要求，焊材選用E4303。3.采用手工氧-乙炔氣或半自動切割機進行鋼材的切割。7.4壁板預(yù)制1.預(yù)制前應(yīng)繪制排版圖，并應(yīng)符合下列規(guī)定：2.槽體壁板必須壓弧，符合規(guī)范要求。3.各圈壁板的縱向焊縫宜向同一方向逐圈錯開，其間距宜為板長的1/3，且不得小于500mm；4.底圈壁板的縱向焊縫與罐底對接

28、焊縫間的距離，不得小于200mm；5.儲罐壁開孔接管或開孔接管補強板外緣與槽壁縱向焊縫間的距離，不得小于200mm；與環(huán)向焊縫間的距離，不得小于100mm；6.包邊角鋼對接焊縫與壁板縱向焊縫間的距離，不得小于200mm；7.壁板尺寸允許偏差，應(yīng)符合下表規(guī)定：單位（mm）測量部位環(huán)向?qū)迎h(huán)向搭接寬度AC、BD、±1±2長度AB、CD±1.5±1.5對角線之差23直線度AC、BD、11AB、CD22ADCB8.對于環(huán)縫搭接的壁板，找正AC和BD兩個邊緣。AB和CD劃出找正線并沖出沖眼以作找正時的基準線。9.壁板卷制后，立置在平臺上用樣板檢查。垂直方向上用直線

29、樣板檢查，其間隙不得大于1mm；水平方向上用弧形樣板檢查，其間隙不得大于4mm。7底板預(yù)制1.底板在預(yù)制前要繪制排板圖。2.底板任意相鄰焊縫之間的距離，不得小于200mm。3.底板的排板直徑，宜按設(shè)計直徑放大0.1%-0.2%。4.到貨鋼板為開平板,底板在預(yù)制前要進行平直,以消除鋼板自身應(yīng)力。8.頂板預(yù)制1.頂板預(yù)制前要繪制排板圖，并符合下列要求。2.任意相鄰焊縫的間距，不得小于200mm。3.包邊角鋼等弧形構(gòu)件加工成型后，用弧形樣板檢查，其間隙不得大于2mm。8.1設(shè)備組裝焊接1.儲槽直接在基礎(chǔ)上采用倒裝法組裝，組裝工序如下,焊接采用手工電弧焊,選用J422焊條。2.設(shè)備制作施工順序施工準備

30、材料檢驗預(yù)制加工組裝焊接及檢驗設(shè)備試驗設(shè)備防腐設(shè)備保溫竣工驗收8.2底板的組焊1.底板在鋪設(shè)前,應(yīng)在底面進行防腐處理(搭接部位除外)，根據(jù)鋼材到貨的實際情況、以及現(xiàn)場的實際氣候環(huán)境和甲方的意見，鋼材的基層處理采用機械除銹，標準達到st2.5級。2.在基礎(chǔ)上劃出十字中心線,根據(jù)排版圖由中心向兩側(cè)鋪設(shè)中幅板和邊緣板。找正后用卡具定位并點焊固定。3. 罐底中幅板之間及中幅板與邊緣板之間的對接接頭可不開坡口或V型坡口。不開坡口的接頭，板邊間隙應(yīng)大于或等于6毫米，并需在背面使用3毫米以上的墊板。4.罐底中幅板、邊緣板的搭接焊縫應(yīng)采用單面連續(xù)角焊縫，焊縫尺寸等于較薄板的厚度。5.邊緣板與罐壁板相焊接的部位

31、應(yīng)做成平滑支承面。邊緣板對接焊縫下面按圖作好墊板，墊板必須與邊緣板貼緊。6.罐底采用手工焊時，宜按下列順序進行焊接。 （1）中幅板的焊接，應(yīng)將短焊縫焊完后再焊長縫；長縫焊接時，焊工要均勻?qū)ΨQ分布，由中心向外分段退焊。 （2）邊緣板的對接焊縫的焊接，焊工宜對稱分布隔縫跳焊，焊縫表面應(yīng)光滑平整。 （3）為了減少焊接變形，罐底與底圈壁板的環(huán)行角焊縫，宜由數(shù)對焊工對稱分布在罐內(nèi)和罐外（罐內(nèi)焊工應(yīng)在前約500毫米處），沿同一方向分段退焊，也可根據(jù)具體情況，采取先焊內(nèi)圈再焊外圈的施焊順序。 （4）邊緣板的搭接焊縫，應(yīng)由外向里分段退焊。 （5）最后焊接邊緣板與中幅板的連接縫，焊工應(yīng)沿圓周均勻分布，分段跳焊。

32、8.3筒體組焊1.大于等于400m3的貯罐筒體采用倒裝法施工,小于400m3的貯罐筒體用16噸吊車進行正裝法施工。2.筒壁組裝前,在底板上按內(nèi)徑畫出圓周線,并沿圓周線點焊定位角鋼。3.頂圈壁板及包邊角鋼組裝焊接后，應(yīng)符合下列要求：(1)在內(nèi)壁上任意點測量水平半徑，其允許偏差為：當儲罐直徑不大于12.5m時,半徑允許偏差為±13mm,當儲罐直徑大于12.5m且小于45m時, 其半徑允許偏差為±19mm。4.測量壁板上口的水平偏差應(yīng)不大于3mm。5.在壁板上下兩側(cè)測量周長偏差不應(yīng)大于±0.2/1000。6.測量每圈壁板的垂直度偏差應(yīng)不大于其高度的3/1000。7.壁板

33、組裝時,對接接頭內(nèi)壁應(yīng)齊平,對口錯邊量應(yīng)符合下列要求： （1）縱向焊接接頭錯邊量應(yīng)不大于板厚的1/10，且不應(yīng)大于1.5mm。（2）環(huán)向焊接接頭錯邊量，當上圈壁板厚度小于8mm時，錯邊量不得大于1.5mm；當上圈壁板厚度大于等于8mm時，錯邊量不得大于板厚的1/5，且不大于3mm。8.圓筒對接縱向焊縫形成的棱角，用弦長等于1/6直徑且不小于300mm的內(nèi)或外樣板檢查，其值不得大于（0.1+2）mm,且不大于5mm，對接環(huán)向焊縫形成的棱角，用長度不小于300mm的鋼尺檢查其值同上。9.殼體同一斷面上最大直徑與最小直徑之差不大于該斷面設(shè)計內(nèi)直徑的1%，且不得大于30mm。10.殼體組裝時，執(zhí)行&l

34、t;<JB/T4735-97>>的設(shè)備其相鄰圓筒的縱向焊縫間距不小于100mm，筒節(jié)長度不小于300mm。執(zhí)行<<HGJ210-83>>的設(shè)備其相鄰圓筒的縱向焊縫間距不小于500mm，筒節(jié)長度不小于1000mm。11.罐壁應(yīng)先焊縱焊縫，后焊環(huán)焊縫。環(huán)焊縫的焊接應(yīng)根據(jù)設(shè)備直徑的大小，對稱均勻分布焊工，并沿同一方向施焊。搭接環(huán)焊縫應(yīng)先焊內(nèi)部斷續(xù)角焊縫，再焊外部連續(xù)角焊縫。8.4頂板的組焊1.在安裝頂板前按7.3.2進行檢查并應(yīng)符合要求。2.安裝頂板前應(yīng)先將頂板支撐組焊定位,如設(shè)計無頂板支撐,要按頂板的拱度做出臨時支撐,以確保頂板的拱度。3.包邊角鋼的自身連

35、接必須采用對接接頭。4.包邊角鋼的焊接,應(yīng)先焊對接縫,再焊內(nèi)部搭接縫,最后焊接外部連續(xù)角焊縫。5.罐頂板的焊接順序為:先焊內(nèi)側(cè)的斷續(xù)焊縫,后焊外部的連續(xù)焊縫；邊續(xù)焊縫應(yīng)先焊環(huán)向短環(huán)縫，再焊徑向長焊縫。長縫的施焊要由中心向外分段退焊；焊接頂板和包邊角鋼間的環(huán)焊縫時，焊工要對稱均勻分布，沿同一方向分段退焊。8.5其它構(gòu)件及附屬設(shè)備的安裝1.安裝開孔的接管,應(yīng)保證和罐體軸線平等和垂直,偏斜不應(yīng)大于2mm,接管上法蘭面要平整,不得有焊接飛濺和徑向溝痕。安裝接管法蘭面應(yīng)保證水平或垂直。傾斜不應(yīng)大于法蘭外徑的1/100，且不大于3mm，螺栓孔分布要跨中。2.加熱器的安裝要保證施工圖要求的坡度,并按施工圖做

36、強度試驗合格。3.所有配件及附屬設(shè)備的開孔、接管、保溫釘?shù)染谠O(shè)備總體試驗前安裝完畢，設(shè)備試驗合格后，不得在其本體再動電、氣焊。9、焊接檢驗及設(shè)備試驗1.焊工必須持證上崗，焊條要具有質(zhì)量合格證。2.施焊前，焊工應(yīng)檢查焊件接頭質(zhì)量和焊區(qū)處理情況。當不符合要求時，應(yīng)經(jīng)修整合格后方可施工。3.角焊縫轉(zhuǎn)角處亦連續(xù)施焊，起落弧點距焊縫端部宜大于10mm，起弧坑要填滿。4.多層焊接要連續(xù)施焊，每一層焊道焊完后應(yīng)及時清理藥皮焊渣，檢查清除缺陷后再焊。5.焊縫出現(xiàn)裂紋時，焊工不得擅自處理，應(yīng)及時報于質(zhì)驗員和技術(shù)員，查清原因，訂出修補工藝后方可處理。6.焊接完畢，焊工要清理焊縫表面的熔渣及兩側(cè)的飛濺物，檢查焊

37、縫的外觀質(zhì)量要合格。7.焊縫的外觀不允許有裂縫、氣孔、夾縫、熔合性飛濺，咬邊深度不得大于0.5，咬肉長度小于焊縫長度的1%，且小于100。8.施焊環(huán)境出現(xiàn)下列任一情況，應(yīng)采取有效防護措施，否則禁止施焊：a.手工焊時風(fēng)速大于10m/s；b.相對濕度大于90%；c.雨、雪環(huán)境。9.對接焊縫作100%煤油滲漏試驗,將設(shè)備焊縫外表面涂涮白灰粉,內(nèi)側(cè)涂涮煤油,肉眼觀察30min無滲漏為合格。10.設(shè)備焊接順序應(yīng)按序號8(設(shè)備組裝焊接順序)進行。11.設(shè)備安裝完畢后,應(yīng)按施工圖作罐底嚴密性試驗,罐體強度試驗。設(shè)備充水時,土建配合做好基礎(chǔ)沉降觀測。設(shè)備總體試驗前另行編制試驗方案。10.設(shè)備的嚴密性、壓力及強

38、度試驗10.1設(shè)備的嚴密性試驗1.將設(shè)備內(nèi)充水，充水溫度不得低于5，充水時對逐層壁板焊縫進行檢查，充水到最高設(shè)計液位，并保持48小時后，以壁板無滲漏、無異常變形為合格。2.試驗中若有少量滲漏處，修復(fù)后用煤油滲透法復(fù)查，大量滲漏或顯著變形的，修復(fù)后重新做充水試驗。3.充放水時不得使基礎(chǔ)浸水。4.充水時與設(shè)備相連的工藝管道必須拆開。5.整個充水過程都應(yīng)按規(guī)定做基礎(chǔ)沉降觀測和記錄，沉降量不得超過設(shè)計規(guī)定。10.2設(shè)備的壓力、強度試驗1.設(shè)備內(nèi)水位應(yīng)在最高液位下1m時進行緩慢充水試壓，升至試驗壓力時應(yīng)以錐頂無異常變形，焊縫無滲漏為合格。試驗后，立即使設(shè)備內(nèi)部與大氣相通，恢復(fù)到常壓。2.引起溫度劇烈變化

39、的天氣，不宜作固定頂?shù)膹姸葒烂苄栽囼灐?1.設(shè)備基礎(chǔ)沉降觀測1.設(shè)備下部，設(shè)觀測點，均勻布置。2.在充水前，充水到1/2、3/4最高液位，充滿水，保持48小時后，及放水后進行六次觀測。3.當沉降超過允許的不均勻沉降量時，應(yīng)停止充水，定期觀測，并請示技術(shù)總負責(zé)人，進一步采取措施。12設(shè)備防腐1. 設(shè)備底板防腐在鋪設(shè)前進行，涂刷環(huán)氧煤瀝青防腐涂料四遍。2. 罐體防腐時要將焊縫周圍50mm內(nèi)空出,待煤油滲透和設(shè)備試壓合格后進行。3. 鋼材表面采用機械除銹，除銹等級為St2.5級。4. 當施工環(huán)境相對濕度大于85%時，不得進行除銹和防腐作業(yè)。5. 罐體防腐涂料及涂刷遍數(shù)依據(jù)圖紙執(zhí)行。6. 涂層應(yīng)均勻，無明顯起皺、流掛。13、質(zhì)量保證措施1. 嚴格按照我公司ISO9002標準質(zhì)量體系進行。2. 在施工中突出關(guān)鍵工序、部位的質(zhì)量管理，協(xié)調(diào)各專業(yè)間關(guān)系，確保工程優(yōu)良。3. 做好并保存有關(guān)施工質(zhì)量的原始記錄，分類清楚，資料完整。4. 嚴把材料、半成品、成品關(guān)，所有施工材料必須有合格證，嚴禁不合格和無合格證材料進放施工現(xiàn)場。5. 實行質(zhì)量層層負責(zé)制，每一環(huán)多設(shè)置專人把好質(zhì)量關(guān)，上道工序不合格不得進入下道工序。6. 施工班組做好自檢工作，自檢合格后進