ʻO ka paipu kila kila ka lōʻihi o ke kila me ka ʻāpana hakahaka a ʻaʻohe hui a puni. ʻOi aku ka mānoanoa o ka pā o ka huahana, ʻoi aku ka waiwai a me ka hana. ʻOi aku ka lahilahi o ka mānoanoa o ka pā, ʻoi aku ka kiʻekiʻe o kona kumukūʻai hana.
ʻO ka paipu kila kila ke ʻano o ke kila a puni ka lōʻihi, i hoʻohana nui ʻia i nā pipeline hoʻoili ʻoihana e like me ka petroleum, ka ʻoihana kemika, ka lāʻau lapaʻau, ka meaʻai, ka ʻoihana māmā, nā mea hana mechanical a me nā mea hana mechanical.
He mea maʻamau ka 304 stainless steel i ke kila kila, me ka nui o 7.93 g / cm ³, ua kapa ʻia ʻo ia he 18/8 stainless steel i ka ʻoihana. ʻO ke kūpaʻa wela kiʻekiʻe o 800 ℃, me nā hiʻohiʻona o ka hana hoʻoponopono maikaʻi a me ka paʻakikī kiʻekiʻe, ua hoʻohana nui ʻia i ka ʻoihana, ka ʻoihana hoʻonaninani a me ka ʻoihana meaʻai a me ka ʻoihana olakino.
304L paipu kila kuhiliʻole no ka honua kuhiliʻole kaha kaha ala. 304L paipu kila kila - s30403 (American AISI, ASTM) 304L e pili ana i ka inoa Kina 00Cr19Ni10. Nā hiʻohiʻona a me ka hoʻohana ʻana: ke kila me ka haʻahaʻa haʻahaʻa carbon ma mua o 0Cr19Ni9 i ʻoi aku ka maikaʻi o ke kūpaʻa intergranular corrosion. He mea ia me ka mālama ʻole ʻana i ka wela ma hope o ke kuʻi ʻana.
ʻO ka 316 stainless steel paipu he ʻano o ke kila a puni ka lōʻihi, ka mea i hoʻohana nui ʻia i nā pipelines hoʻoili ʻoihana a me nā mea hana mechanical e like me ka ʻaila, ʻoihana kemika, lapaʻau lapaʻau, meaʻai, ʻoihana māmā, mīkini a me nā mea hana, etc.
ʻO ka paipu kila maʻemaʻe (GB14976-2002) he kiʻekiʻe kiʻekiʻe o ka carbon structural steel hot-rolled a me ke anu i huki ʻia (rolled) seamless steel pipe no ka hana ʻana i ka paipu mokumahu wela, ka paila wai paipu o ka paila haʻahaʻa a me ka puʻupuʻu haʻahaʻa. paipu, paipu uwahi li'ili'i a me ka paipu pōhaku lepo no ka paila locomotive.
ʻO 316L kahi hōʻailona kila kila, ʻo AISI 316L ka hōʻailona ʻAmelika e pili ana a ʻo Sus 316L ka hōʻailona Iapana e pili ana. ʻO s31603 ka helu kikohoʻe hui ʻia o Kina, ʻo 022cr17ni12mo2 ka inoa maʻamau, a ʻo 00Cr17Ni14Mo2 ka inoa kahiko, e hōʻike ana aia ka nui o Cr, Ni a me Mo, a ʻo ka helu e hōʻike ana i ka pākēneka kokoke.
Ance a hoʻohana i nā hiʻohiʻona, no laila ʻo ke kila kila kekahi o nā mea hale maikaʻi loa o ka honua.
ʻO ka paipu kila kila he palekana, hilinaʻi, maʻemaʻe, pili kaiapuni, waiwai a pili. ʻO ka paia lahilahi o ka paipu a me ka holomua o ka hoʻomohala ʻana i nā ala pili pono, maʻalahi a maʻalahi hoʻi e loaʻa iā ia nā mea pono ʻole o nā paipu ʻē aʻe.
ʻO ka paipu wiliwili kila kila, i kapa ʻia he paipu welded no ka pōkole, he paipu kila i hana ʻia me ke kila a i ʻole ke kila kila ma hope o ka ʻoki ʻana a hoʻokumu ʻia e ka hui a make.
ʻO ke kila kila kila he ʻano hao lōʻihi. No ka mea, he huinaha ka pauku, ua kapaia ka paipu huinahalike. Hoʻohana ʻia ka nui o nā pipelines e lawe i nā wai, e like me ka aila, ke kinoea maoli, ka wai, ke kinoea, ka mahu, etc.
ʻO 304 nui ke anawaena o ka paipu kila kila he ʻano kila kila kiʻekiʻe e hiki ke pale aku i ka ʻinoʻino i ka ea a i ʻole ke kinikini corrosion medium. 304 kuhiliʻole kila paipu i nani ili a maikaʻi corrosion kū'ē.