ʻO nā hoʻohana like ʻole o ke kila e like me ka hoʻohana maoli a me nā kūlana hana no ka pane ʻokoʻa i ka pale ʻana i ka nui o ka nui o ka paipu kila, ka maikaʻi o ka ʻili, ka haku mele, nā waiwai mechanical, ka hana hana, a me nā mea kūikawā ʻē aʻe e like me nā kūlana ʻenehana like ʻole.

General seamless kila paipu no ka lawe ana i ka wai, kinoea, aila pipelines a me ka hana o ka wai structural mea, ka pane i kona mechanical waiwai e like me ka tensile ikaika, hua ikaika a me ka elongation no ka ho'āʻo hāpana.Hoʻohana maʻamau ka Duct ma lalo o nā kūlana o ke kaomi, i kapa ʻia hoʻi ka hoʻāʻo kaomi i hana ʻia a me ka flaring, squash, curling a me nā hoʻokolohua hana hana ʻē aʻe.No ka aila kalapona lōʻihi lōʻihi, ka aila hoʻomaʻemaʻe, nā pipeline kinoea maoli me ka paipu e hoʻonui i ka carbon equivalent, hana kuʻi ʻana, haʻahaʻa haʻahaʻa haʻahaʻa, ʻinoʻino ma lalo o nā kūlana koʻikoʻi, ʻino, corrosion luhi ikaika a me nā wahi ʻino a me nā mea ʻē aʻe. koi.ʻO nā paipu paila maʻamau i hoʻohana ʻia i ka hana ʻana i ka paipu kila a me nā paila mahu superheated e hoʻolapalapa ai i nā paipu wai.ʻO nā paipu hoʻoheheʻe kiʻekiʻe no ke kaomi kiʻekiʻe a i ʻole ke kaomi kiʻekiʻe superheated boilers, nā mea hoʻololi wela a me nā paipu no nā mea hana kiʻekiʻe.

ʻO nā lako wela kila i nā kūlana like ʻole o ka wela kiʻekiʻe a me ke kaomi o ka hana, pono e hōʻoia i ke kūlana maikaʻi o ka ʻili, nā ʻenehana a me nā ʻenehana.E ho'āʻo maʻamau i kāna mau waiwai mechanical, flattening, a me ka hoʻāʻo hydrostatic e hana ai, noi ʻia nā paipu paila kiʻekiʻe e hana i ka hoʻāʻo a me ka nui o ka palaoa o ka hoʻāʻo ʻole luku ʻole.Mechanical seamless kila paipu e like me ka noi koi e e i ka kiʻekiʻe dimensional pololei, maikai mechanical waiwai a me ka ili kulana.Nā koi hoʻoponopono e like me ke kau ʻana i ke kūpaʻa lole kiʻekiʻe, homogeneous, a paʻa i loko o ke anawaena hoʻomanawanui.Ma waho aʻe o ka hana ʻana i nā mea hoʻāʻo hana mechanical maʻamau, pono mākou e hana haʻahaʻa haʻahaʻa, haʻihaʻi, annealing (pōlele o ka hui, mesh light, strip), non-metallic inclusions (oxides, sulfides, dot, etc.), de- nā hōʻailona o ka papa kalapona a me kāna ho'āʻo paʻakikī.Hoʻohana pinepine ka ʻoihana Fertilizer i ke kiʻekiʻe kiʻekiʻe seamless steel kaomi o 2200 ~ 3200Mpa, hana wela -40℃~ 400℃a me ke kaiapuni corrosive, lawe kemika (e like me ka ammonia, methanol, urea, etc.).ʻO ka ʻoihana Fertilizer me ke kiʻekiʻe-pressure seamless kila paipu e loaʻa i ka corrosion kū'ē ikaika, maikaʻi mechanical waiwai a me ka ili kūlana.Ma waho aʻe o ka hana ʻana i nā waiwai mechanical, flattening, a me ka hoʻāʻo hydrostatic, pono e hoʻokumu ʻia i nā ʻano like ʻole o ke kila corrosion ho'āʻo streamlined e like me ia, nā mana a me nā pae koʻikoʻi o ka hoʻāʻo ʻole luku.Petroleum, geological wili paipu ma kiʻekiʻe puʻe, alternating stress, corrosive, paʻakikī kaiapuni, pono ia he kiʻekiʻe ikaika pae, a e komo, torsion a me ka corrosion-kū'ē waiwai.E like me nā māka like ʻole o ke kila, pono e hana ʻia ka ikaika tensile, ka hoʻoulu ʻana i ka ikaika, ka elongation, ka paʻakikī o ka hopena a me nā hoʻāʻo paʻakikī.Hoʻohana 'ia no ka aila lua casing, tubing a me drill paipu, mea he kiko'ī nahaha o ka papa, waeʻano, a no ka likeʻole kaiapuni, geological kūlana koho e ka mea hoʻohana pono hou koi no ka kiʻekiʻe oaoieei koi, e halawai okoa pono kiko'ī.ʻO ke kemika, ka ʻaila ʻaila, ka mokulele a me nā ʻoihana mīkini ʻē aʻe me nā ʻano paipu kila kila a me nā waiwai mechanical ma mua o ka hana ʻana i ka hoʻāʻo kaomi, akā no ka hoʻāʻo intergranular corrosion, flattening, flaring and non-destructive ho'āʻo a me nā hoʻokolohua ʻē aʻe.