熱收縮帶防腐補口質(zhì)量控制
打開文本圖片集
Quality control of heat shrinkable tapes used in anti-corrosion field joint coating
JIANGLinlin12，NAJiyu12，HAN Bing12，LI Aigui12
1. CNPC Engineering Technology Research Company Limited，Tianjin 300451， China
2.QualitySupervisonTestigCnteofAntorrion&ealInsulationProductfoetrolemIdustrianj3a
Abstract：Inecentyears，withteincreasinfocusonthesfeoerationofoiladgspipelnes，antorosionfieldjintoating，asa weaklinkinthepipelinecoosionprotetionsystem，hasgainedmoreatentionwitinteindustry.Theprocssofevauatinganti corosionfieldjointcoatinghasbecomewidelypromotedHeatshrinkabletapesusedinfieldjointcoatingaecurrntlytepraryanti corrosionfieldjintcoatingstuctueappiedinlongdistaneoilandgaspipelines.Tispaerintroucs theurrtapltiostatus ofheathrinkableapesusedinfeldjointcoatig，analyzstheproblemsandcausesofheatshrinkabletapesusedinfieldjoitoating， andbasedontepracticalipemenaioofntosionfeldjoitcoatingprocsevauatioummasteeyisssadality controlparametersthatneedatentionthrougoutheholeprocess.Theaimistoprovideareferencefortheqalitycontrolofati corrosionfieldjointcoatigworkTheprocedurequalificationofanti-corosionfieldjointcoatinghelpsstandardzetheconstuction process，nsuresfeldjintcatingqualityndimprovesthpipelie'antiorosionpefane.TeequrementsoutlidinGB 23257——2017 and GB/T 51241—2017 should be strictly followed and widely promoted.
腐蝕控制是油氣管道安全運行的重要保證]，外防護涂層作為防腐蝕的第一道防線，狀態(tài)完好的涂層可提供 99% 的保護2。（剩余7250字）