Wehewehena:paipu kila wela haʻahaʻahe waenakila kūkulu kalapona. He hana maikaʻi ko nā paipu kila anu a wela a me ka mahana haʻahaʻa, nā waiwai mechanical maikaʻi, ke kumu kūʻai haʻahaʻa a me nā kumu ākea, no laila ua hoʻohana nui ʻia lākou. ʻO kona nāwaliwali nui loa, ʻaʻole pono e hoʻohana ʻia nā ʻāpana hana me ka haʻahaʻa haʻahaʻa, ka nui o ka ʻāpana nui a me nā koi kiʻekiʻe.
ʻO kapaipu kila humuhumu haʻahaʻa welaHiki ke hana i loko o ke kaiapuni anuanu loa o -45~- 110 ℃. ʻO ka pōmaikaʻi koʻikoʻi o ka paipu kila humuhumu haʻahaʻa haʻahaʻa, hiki iā ia ke hana i loko o kahi kaiapuni haʻahaʻa loa, kahi mea hiki ʻole ke hoʻohālikelike ʻia me ka paipu kila humuhumu maʻamau. Loaʻa i ka paipu kila humuhumu haʻahaʻa haʻahaʻa ka ikaika maikaʻi a me ka paʻakikī haʻahaʻa, a hoʻohana nui ʻia i ka hana ʻana i nā lako hana haʻahaʻa i ka petroleum, kemika, mea hoʻouluulu a me nā ʻoihana ʻē aʻe me ka mahana hana o -45~- 110 ℃. Me ka hoʻomohala ʻana o nā ʻoihana pili, ʻaʻole i kaupalena wale ʻia nā koi no nā mea i nā koi kumu e like me nā waiwai mechanical a me nā waiwai welding, akā ʻo nā koi no ke kūpaʻa ʻana i ka H2S corrosion o nā paipu haʻahaʻa.
Paipu kila humuhumu haʻahaʻa-mahanapili i ka ʻenekinia pipeline i kahi haʻahaʻa haʻahaʻa. ʻElua mau kaʻina hana: ke kaha kiʻi anu a me ka ʻōwili wela. Mai ka manaʻo o ka hoʻolālā kila, pono e hoʻomalu pono ʻia ka hana kila, ka ʻōwili ʻana, ka mālama wela a me nā kaʻina hana ʻē aʻe o ka paipu kila humuhumu haʻahaʻa haʻahaʻa e hōʻoia i ka ikaika maikaʻi o ka paipu kila humuhumu haʻahaʻa, ka paʻakikī a me ke kūpaʻa i ka pala. No nā koi loea o ka paipu kila humuhumu haʻahaʻa haʻahaʻa, pono e noʻonoʻo pono ʻia ka hoʻonohonoho hana a me ke kumukūʻai hana o ka paipu kila. Pono ka hoʻolālā haku mele o ka paipu kila humuhumu haʻahaʻa haʻahaʻa e hōʻoia i ka ikaika kūpono o ka huahana, ka paʻakikī haʻahaʻa kiʻekiʻe, a me ke kaʻina hana mālama wela kūpono. Maikaʻi ka weldability a me ke kū'ē i ka haki ʻana o ka hydrogen.
Kūlana hoʻokō o ka paipu kila humuhumu haʻahaʻa haʻahaʻaASTM A333- Paipu kila humuhumu a me ka Welded no ka lawelawe haʻahaʻa
Mea o ka mahana haʻahaʻapaipu kila humuhumunā huahana: 16Mn, 10MnDG, 09DG, 09Mn2VDG, 06Ni3MoDG, a pēlā aku.
Ka manawa hoʻouna: Ian-30-2023
