Paipu kanu ʻiae like me kekahi o na mea nui o ka aila a me ke kinoea lawe lawe lawe, ka 'enekinia honua, i hoʻohui 'ia i luna waiwai a me lalo o nā mea hoʻohana o ka loulou, ma muli o ka paipu lōʻihi kanu 'ia i loko o ka lepo, i ka manawa, nā hiʻona o waho o ka lepo a me ka topography settlement. ʻO nā kumu, ka ʻino o ka pipeline, perforation, leakage, nā māla a me nā ʻāina i nā poho koʻikoʻi.Ma ke kūkulu ʻana, hiki ke hoʻokaʻawale ʻia nā poho o ka hoʻokele waiwai i ka pipeline aila a me ka corrosion pipeline gas i nā poho pololei a me ka ʻole.Loaʻa nā poho pololei: ka hoʻololi ʻana i nā lako a me nā ʻāpana uku, hoʻoponopono a me ka ʻinoʻino, etc.;ʻO nā poho kūʻokoʻa ʻo ia: nalo ka hana, ʻino, leakage ma muli o ka nalo ʻana o ka huahana, ka hōʻiliʻili ʻana o nā huahana corrosion a i ʻole ka pōʻino ʻino i hana ʻia e nā poho, nā poho pololei ʻole ma mua o ka pohō pololei a paʻakikī ke koho.Ma waho aʻe o ka noʻonoʻo ʻana i ka pōʻino o ka hoʻokele waiwai, hiki ke hoʻoheheʻe ʻia nā mea ʻino, hoʻohaumia i ke kaiapuni, a i ʻole ke alakaʻi i ka hoʻoweliweli pōʻino i ka palekana pilikino.No ka lawe ʻana i ka pipeline lōʻihi o ka hōʻiliʻili ʻana i ke kinoea kūlohelohe a me ka ʻoihana paipu halihali, pili pono ka pipeline ʻenehana corrosion waho a me ka maikaʻi o ke kūkulu ʻana i ka hana palekana a me ke ola lawelawe o ka pipeline.ʻO ka ʻāina keʻa paipu me ka ʻāina paʻakikī, ʻano like ʻole ka waiwai o ka lepo, pono e lawe ʻia ka paipu kila i kanu ʻia i kahi ʻano ʻino o waho.Hōʻike ʻia nā hiʻohiʻona nui o ka pipeline hoʻomohala ʻenehana corrosion waho i nā mea anti-corrosion kiʻekiʻe, composite, ola lōʻihi a me ka hoʻokele waiwai.

ʻO nā huahana adhesive tape ka nui o ka polyethylene anticorrosion tape, polypropylene fiber corrosion tape, 660 PE anti-corrosion tape, coal tar epoxy anu lipine, polyethylene anticorrosion tape a me ka polypropylene fiber corrosion tape ʻO ka palena kiʻekiʻe, hiki ke hālāwai i nā ʻano ʻenehana ʻino pipeline. .Loaʻa iā ia kahi paʻa paʻa me ke kākoʻo kākoʻo, ka hopena hopena a me ka hoʻokūkū maikaʻi me ka pale cathodic, ma ʻAmelika ʻAmelika, ʻAmelika Hema a me kekahi papahana pipeline home.

Ua hoʻomohala maikaʻi ʻia ka polyolefin (PE) ʻekolu-papa ma ʻEulopa i ka makahiki 1980 a hoʻomaka e hoʻohana iā ia FBE maikaʻi anti-corrosion, adhesion, kiʻekiʻe kūʻē i ka cathodic disbonding a me ka impermeability kiʻekiʻe o ka mea polyolefin, ka hui pū ʻana o nā waiwai mechanical maikaʻi a me ke kū'ē ʻana. ʻO ka hoʻoulu ʻana o ka lepo, ma ka hiki ʻana mai o nā noi ʻenekinia he nui, ʻoi aku hoʻi ma nā ʻāina ʻEulopa, ua piʻi aʻe kāna noi.ʻO ka papa lalo o ka PE epoxy coatings, ka papa waena o ka polymer adhesive, ka papa honua o polyolefin.Hiki ke hoʻololi ʻia ka mea hoʻopili i ka polyolefin, aia kahi hui polar i hoʻopili ʻia i ka paʻa polyolefin-carbon i ke kaulahao nui.No laila, ʻaʻole hiki i ka mea hoʻopili ke hoʻohui ʻia i ka polyolefin i hoʻololi ʻia, akā me ka hoʻohana ʻana i kahi hui polar me kahi epoxy resin curing reaction.ʻO kēia hui pū ʻana o nā hiʻohiʻona, e hoʻokō ai i ka ikaika hoʻopaʻa maikaʻi loa ma waena o nā uhi ʻekolu, ʻoiai nā waiwai a me nā hiʻohiʻona o kēlā me kēia papa e hana i kahi ʻāpana ʻekolu e hoʻokō.Hōʻikeʻia ia e ke kumukūʻai kiʻekiʻe a me ke kaʻina hana paʻakikī.