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1、PE管热熔焊接施工工法1概述 PE管材料属聚烯烃类高分子化合物，其分子由碳、氢元素组成，无有害元素，卫生可靠。在加工、使用及废弃过程中，不会对人体及环境造成不利影响，是绿色建材。PE管材不仅韧性、挠性好，而且焊接性能极佳，管道连接过程中施焊效果可靠，造价低；同时具有良好的气密性、耐腐蚀性和良好的抵抗裂纹快速传递能力，因而广泛用于市政、石油、化工、燃气等建设领域。PE管材的应用是2004年建设部科技成果推广项目。公司近年来开展对PE管热熔焊接技术进行研究，研究成果成功地用于珠三角地区的燃气工程，取得了较好的经济效益和社会效益。2特点2.0
2、.1工艺流程先进，可实现全自动、半自动施工。2.0.2接头连接牢固可靠。2.0.3施工技术先进，设备操作简单，劳动强度低。2.0.4施工过程中无需配备较多的施工机具，节约成本，机动灵活。3适用范围andmunicipalpartyCommitteesessionplenarysession,addingmeasures,promotetheXXeconomic,socialandculturaldevelopment.(A)theprimaryresponsibilityforfulfillingParty5yearsXXtownguide
3、dbythe18thespiritoftheparty,conscientiouslyimplementtheCentraleightandthreeSunsandtenrequirementsoftheprovincial,cityandCounty,putthoughtandactionintoCounty,theCountyGovernmentamajordeployment,andtheCountydisciplineInspectionCommissionplenarysession. Seriouslystudyingandi
4、mplementingtheimportantspeech,GeneralSecretaryoftheCommunistPartyofChinaXIJinpingprobityguidelines,theCPCdisciplinaryOrdinance,suchastheresponsibilityofuncorrupted,torealizetheChinesedreambuiltawell-offsocietyhaslaidasolidpoliticalfoundation.1.stronglyimplementationCentral
5、,andprovincial,andmunicipalandCountyofarrangementsdeployment,insistedputstylecleangovernmentandeconomicdevelopmentworkwithdeployment,andwithcheck,andwithimplementation,strongadvancefourwindhighlightproblemspecialregulation,constantlyenhancedstylecleangovernmentandanti-corr
6、uptionstruggleofsufferingconsciousness,andplayconsciousness,andresponsibilityconsciousness,insistedtomasslineintheoffourmirrorforguide,findoutfourwindhighlightproblem12a,effectivedohassidechecksidemodified,changestyle,constantlyimprovepoliticalliteracy,Strengtheningthefour
7、windsproblemrectificationandconscientiouslyimplementboth,furthereffortstoimprovethePartyCommitteeonupholdingintegrityandcombatingcorruption. EstablishedbytheSecretaryoftheresponsibilityofhonestleadershipteam,andconscientiouslyimplementtheresponsibilityofuncorruptedparty,f
8、irmlydoesnotscratchcleanisderelictionofduty,is 本工法可用于市政建设给排水、燃气管道安装以及石油、化工、水处理等领域适用于管径大
