管道防腐保溫施工方案

管道防腐保溫施工方案重慶百事可樂項目機電安裝工程編制:審核:批準:中國南海工程有限公司二??八年十一月四日upgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterprisetransformationandupgradingoftheactualneed.Entrepreneursareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewell-knownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtalents,high-levelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraininginstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityhigh,andstructureexcellentoftalentteam,forPowerfulsupport目錄1.適用范圍2.編制依據(jù)3.施工程序4.主要施工機具計劃5.施工人員計劃6.施工進度計劃表7.施工技術(shù)8.施工質(zhì)量控制9.施工質(zhì)量檢驗10.安全技術(shù)措施institutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedolevelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraining-s,highalentking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthiniestoknownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversit-antpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewellimportingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostndsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotransformationandupgradingoftheactualneed.Entrepreneursareallkiupgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterpriset2andstructureexcellentoftalentteam,forPowerfulsupporthigh,illscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityn"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"sk重慶百事可樂項目機電安裝工程設(shè)備、管道防腐保溫施工方案管道防腐保溫施工方案1.適用范圍:本方案適用于各種碳鋼管道、設(shè)備及其支架的防腐和絕熱施工。2.編制依據(jù):業(yè)主提供的施工圖及有關(guān)技術(shù)資料,《工業(yè)設(shè)備及管道絕熱工程施工及驗收規(guī)范》GBJ126-89《防腐蝕工程施工及驗收技術(shù)規(guī)范》HGJ229-913.施工程序:防腐施工程序:表面處理涂刷底漆涂表漆檢查、交工驗收保溫施工程序:外殼預制和內(nèi)模預制管線表面處理涂刷絕熱漆自檢安裝絕熱層安裝內(nèi)模骨架,根據(jù)實際要求,安裝保護層自檢交工、驗收4.主要施工機具計劃:,見施工組織設(shè)計,5.施工人員計劃:,見施工組織設(shè)計,6.施工進度計劃表:,見施工組織設(shè)計,見施工組織設(shè)計。7.施工技術(shù):為保證產(chǎn)品長壽命運行～減少熱、冷損耗～滿足工藝要求～并使產(chǎn)品美觀、整潔～防腐絕熱施工人員要嚴格按照有關(guān)規(guī)程、規(guī)范進行施工～遵守本方案的施工要求。防腐蝕施工:設(shè)備、管道除銹用手工或機械除銹。除銹要求徹底～達到露出光滑金屬表面的程度～除銹等級達到St2級。施工時不得使金屬表面受損或變形～除銹完后用擦布將表面浮灰3qualityhigh,andstructureexcellentoftalentteam,forPowerfulsupportandwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,llyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldinstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especialevelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraining-eadingtalents,highicallstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologiversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenknownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesandun-sitthewellemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetoviinthkeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersrsareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,isransformationandupgradingoftheactualneed.Entrepreneuupgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterpriset中國南海工程有限公司清理干凈,設(shè)備、管道除銹后～要及時刷好防腐底漆～底漆的型號按設(shè)計規(guī)定。底漆的配制要稍粘稠,保證拉開刷子即可,～底漆要求涂刷均勻～第二遍底漆要在第一遍底漆干后進行。兩遍底漆刷完后應看不到金屬面,刷面漆宜在壓力試驗合格后進行。面漆的型號顏色按設(shè)計要求。施工環(huán)境溫度宜為15，30?～相對濕度不大于80%。不同廠家、不同品牌的涂料在未經(jīng)試驗前不能摻合使用,涂料配制要合理～粘度適當并攪拌均勻～如有結(jié)皮或其他雜物～必須清除后施工～施工前要進行試涂。刷涂時層內(nèi)要縱橫交錯～每層宜反復進行～涂均為止。刷涂時要均勻～不得漏涂。涂層數(shù)目符合設(shè)計規(guī)定～面層應順著介質(zhì)流向涂刷。每涂層間隔時間按涂層使用說明～涂層表面要求平滑無痕～顏色一致～無針孔、氣泡、流墜、粉化及破損現(xiàn)象。設(shè)備、管道絕熱:保溫a.保溫要在防腐完成后～對于需作壓力試驗的設(shè)備、管道要在壓力試驗合格后進行。保溫材料、保溫厚度要根據(jù)設(shè)計文件規(guī)定,b.施工前必須對所采用的保溫材料進行質(zhì)量檢查。保溫材料必須要產(chǎn)品質(zhì)量證明書或出廠合格證～其規(guī)格、性能等技術(shù)指標要符合設(shè)計要求,c.保溫施工方法采用捆扎法。保溫拼縫寬度不應大于5mm～同層應錯縫～上下層壓縫～各段的搭接長度不宜小于50mm。水平管的縱向接縫～不宜布臵在管道垂直中心線45?范圍～接縫用鋁膠帶粘實,保冷a.根據(jù)本工程的特點～以及同類工程的實際施工經(jīng)驗～為了提高保冷效果、施工質(zhì)量及縮短工期～在經(jīng)得甲方與設(shè)計單位同意的情況下～建議采用PEF進行管道的保冷工作。否則保冷材料仍按設(shè)計要求,b.碳鋼管道保冷要在管道防腐完成后～需要試壓設(shè)備、管道應在試壓合格后進行,c.管道PEF保冷施工方法:(a)PEF保冷厚度與溫度對照表如下andstructureexcellentoftalentteam,forPowerfulsupporthigh,illscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityn"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skinstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedolevelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraining-s,highalentking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthiniestoknownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversit-antpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewellimportingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostndsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotransformationandupgradingoftheactualneed.Entrepreneursareallkiupgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterpriset4重慶百事可樂項目機電安裝工程設(shè)備、管道防腐保溫施工方案保冷工程用PEF厚度對照表管子標稱A1520253240506580901012152002530平05000管內(nèi)溫度?B1/23/4111/11/221/331/45681012板422220.01010101010101010101010101010101015.01515151515151515151515151515151510.0151515202020202020202020202020205.0202020202020202025252525252525250.020252525252525253030303030303030-5.025252530303030303030353535353540-10.025303030303535353535353540404040-15.030303535353535404040404045454550-20.030353535401040404545454545505055-25.035354040404545454545505050505560-30.035404045454550505050555555556065-35.040404545455050505555556060606070-40.040454550505055555560606065656575(b)施工前要對保冷材料進行質(zhì)量檢查～材料要有產(chǎn)品格證或質(zhì)量證明書、規(guī)格、型號符合設(shè)計要求,(c)保冷施工采用粘貼法。首先將選定的保冷材料沿著型材自身搭接縫割開～割開的斷面宜成45?～將需要保冷的管道用展開的PEF包好～在斷面上涂抹好粘結(jié)劑。粘結(jié)劑要求抹均勻～涂抹厚度為2.5，3mm～將粘結(jié)截面壓緊、粘牢～粘貼時擠出縫外的粘結(jié)劑要及時刮去。管道在粘結(jié)保冷層時要采用層鋪法～同層要錯縫、上下壓縮。d.當采用聚胺脂材料進行保冷時～保冷厚度按設(shè)計要求進行～根據(jù)現(xiàn)場實際情況5qualityhigh,andstructureexcellentoftalentteam,forPowerfulsupporticallandwithnew"skillscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,llyfocusedon"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldinstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especialevelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraining-eadingtalents,highstrategicthinking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologiversitiestoattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenknownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesandun-sitthewellemostimportantpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetoviinthkeytopromotingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersrsareallkindsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,isransformationandupgradingoftheactualneed.Entrepreneuupgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterpriset中國南海工程有限公司采用現(xiàn)場噴涂或預制管段的施工方法。(a)施工前要按正式噴涂工藝及條件進行試涂～當有發(fā)泡不良、脫落、發(fā)酥、發(fā)脆、發(fā)軟、開裂孔過大等缺陷時～必須查清原因～并合理調(diào)整配料比例～再次噴涂直至合格,(b)當采用現(xiàn)場發(fā)泡方法保冷施工時～要劃出標志控制噴涂層厚度～噴涂自上而下～分層、分段、分片進行～接茬處必須結(jié)合良好～涂層要均勻～室外噴涂時～風力大于三級、酷暑、霧天及雨天均不宜進行施工,(c)當采用現(xiàn)場預制方法保冷時～要根據(jù)設(shè)備、管子的型號及保冷厚度～先預制好模具～用噴射機將原液噴入模具內(nèi)～預制好保冷管～然后再將其包需保冷的管道上。絕熱保護層保護層的材料按設(shè)計要求,直管保護殼的外周長下料應比絕熱層外周長加長30，50mm～護殼環(huán)向搭接一端應壓出凸筋,較大直徑管道的護殼縱向搭接也應壓出凸筋,環(huán)向搭接尺寸不得少于50mm～管道彎頭部位金屬護殼環(huán)向與縱向接縫的下料應根據(jù)接縫型式確定,彎頭與直管段的保護殼搭接的具體要求如下:高溫管道應為75，150mm,中低溫管道應為50，70mm,保冷管道為30，50mm～搭接部位不得固定。水平管道保護殼的環(huán)向接縫沿管道坡向搭向低處～其縱向接縫宜布臵在水平中心線下方15，45?處～縫口朝下,垂直管道保護層的敷設(shè)應由下而上進行～搭縫應上搭下,管道保護層除環(huán)向活動縫外～應用抽蕊鉚釘固定。保溫管道可采用自攻螺絲固定～固定間距宜為200mm～但每道縫不少于4個,露天或潮濕環(huán)境中保溫管道或保冷管道搭接縫處要涂抹密封膠。管道上的觀察點、檢測處、維修處必須做成可拆卸式結(jié)構(gòu)～可拆式結(jié)構(gòu)的絕熱層宜為二剖分的組合型式。靠近法蘭連接處的絕熱層應在管道一側(cè)留有螺栓長度加25mm的空隙。8.施工質(zhì)量檢驗:防腐蝕工程按照《工業(yè)設(shè)備、管道防腐蝕工程施工及驗收規(guī)范》HGJ229-91進行質(zhì)量檢驗～手工除銹要求達到St2級。涂料施工過程中～應隨時檢查涂層層數(shù)及涂刷質(zhì)量,6andstructureexcellentoftalentteam,forPowerfulsupporthigh,illscontest,activities,effectivecreatedgoodoftalentenvironment,effortsconstructionasupportscalebig,andqualityn"createIIgeneration",andCenozoicentrepreneursoftraining,widelycarriedout"teacherwithacts""tooldwithnew"skinstitutionsofcontactcooperation,activeforenterpriseemployeesbuiltlearningtrainingplatform,especiallyfocusedolevelexpertsandtalents.Toincreasedtalenttrainingefforts,strengtheningandUniversity,andhospitalby,andtraining-s,highalentking.Yucaitoplaytheprincipalroleofenterprises.Mustbewillingtoinvest,lavishedintroducestechnologicalleadingtattendadvancedtraining,positiveinnovation,toseizethecommandingpointinfuturedevelopment,strengthenstrategicthiniestoknownenterprisesindevelopedareas,study,wenttoQinghuaUniversity,ZhejiangUniversityandothercollegesanduniversit-antpositiontocatch.Entrepreneurs'abilitytotaketheinitiative,strongquality.Taketheinitiativetovisitthewellimportingtalentsconstructionofprivateenterprise.Therefore,wewouldliketoputtheconstructionofenterprisersinthemostndsoftalentcondensed,usersandenterprisesinnovativeorganizers,isthecoreofenterprisedevelopment,iskeytopromotransformationandupgradingoftheactualneed.Entrepreneursareallkiupgradingofenterprises.Provincesandcitiesthisyeartoentrepreneursasakeytalent,itisalsotheCountyEnterpriset重慶百事可樂項目機電安裝工程設(shè)備、管道防腐保溫施工方案完工后進行外觀檢查～涂層應光滑平整～顏色一致～無氣泡、剝落、漏刷、反銹、透底和起皺等缺陷～用5，10倍放大鏡檢查～無微孔者為合格。使用磁性測厚儀測定涂層厚度～其偏差不得小于設(shè)計規(guī)定的5%為合格。絕熱工程按照《工業(yè)設(shè)備及管道絕熱工程施工及驗收規(guī)范》GBJ126-89進行質(zhì)量檢驗～設(shè)備每50m2～管道每50m抽查三處～工程量不是50m2或50m的～應抽查三處～其中一處不合格加倍取點復查～仍有1/2不合格的就為不合格。保護層的平整度用1米長靠尺進行檢查～允許偏差?4mm。保護不得有松脫、翻邊、割口、翹縫和明顯凹坑～環(huán)向接縫應與管道保持垂直～縱向應于管道保持平行。9.安全技術(shù)措施:按本項目部制定的“環(huán)境、職業(yè)健康安全管理方案”執(zhí)行。7qualityhigh,andstructureexcellentoftalentteam,forPowerfulsupporticallandwithnew"skillsco