Shandong Weichuan Metal Products Co., Ltd.

Nā ʻano kikoʻī like ʻole o ke kila kuhili ʻole i ka waihona

ʻO ka wehewehe pōkole:

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.


Huahana Huahana

Huahana Huahana

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Hoʻoholo ke kaʻina hana o ka huahana i kāna hana palena. ʻO ka mea maʻamau, he haʻahaʻa ka pololei o ka paipu kila liʻiliʻi: ʻaʻohe mānoanoa o ka paia, haʻahaʻa haʻahaʻa ma ka ʻaoʻao o loko a me waho o ka paipu, ke kumukūʻai kiʻekiʻe, a ʻaʻole maʻalahi ka wehe ʻana i nā pockmarks a me nā ʻeleʻele ma ka ʻaoʻao o waho; Pono e hoʻopaʻa ʻia kona ʻike ʻana a me kona hoʻohua ʻana. No laila, hoʻokomo ʻo ia i kāna mau pono i ke kaomi kiʻekiʻe, ka ikaika kiʻekiʻe a me nā mea hana mechanical.

Stainless steel pipes of genuine manufacturers of various specifications

E like me ka hana metallographic o ke kila kila, ua maheleia i semi Ferritic a me semi martensitic kuhiliʻole kila seamless paipu, martensitic kuhiliʻole kila seamless paipu, austenitic kuhiliʻole kila seamless paipu, austenitic ferritic kuhiliʻole kila seamless paipu, etc.

ʻO ka kikoʻī a me ka maikaʻi o ka helehelena

A.E like me ka gb14975-2002 kuhiliʻole kila seamless kila paipu, ka lōʻihi o ke kila paipu mea maʻamau 1.5 ~ 10m no ka wela olokaa kila paipu (indefinite lōʻihi), a me 1m no wela extruded kila paipu. 1.0 ~ 7m no ke anu (owili) kila paipu me ka paia mānoanoa o 0.5 ~ 1.0mm; Inā ʻoi aku ka mānoanoa o ka pā ma mua o 1.0mm, 1.5 ~ 8m.

B.Aia he 45 mau ʻano o nā paipu kila i ʻōwili ʻia (hot extruded) me nā anawaena o 54 ~ 480mm; Aia he 36 mau ʻano me ka mānoanoa pā o 4.5 ~ 45mm. Aia he 65 mau ʻano o nā paipu kila i huki ʻia (wili ʻia) me ke anawaena o 6 ~ 200mm; Aia he 39 mau ʻano me ka mānoanoa pā o 0.5 ~ 21mm.

C.ʻO ka ʻaoʻao o loko a me waho o nā paipu kila ʻaʻole i māwae, peʻa, ʻūhā, māwae, ʻōwili ʻia, delamination a me nā ʻōpala. E hoʻopau loa ʻia kēia mau hemahema (koe naʻe nā paipu no ka mīkini). Ma hope o ka wehe ʻia ʻana, ʻaʻole e ʻoi aku ka mānoanoa o ka pā a me ke anawaena o waho ma mua o ka neʻe ʻana. ʻAʻole hiki ke wehe ʻia nā hemahema liʻiliʻi ʻē aʻe ʻaʻole i ʻoi aku ma mua o ka ʻae ʻia ʻana.

ʻO D.ʻAe ʻia ka hohonu o ka pololei. ʻAʻole ʻoi aku ka nui o nā paipu kila i ʻōwili ʻia a wela me ke anawaena ma lalo o 140mm ma mua o 5% o ka mānoanoa o ka pā, a ʻaʻole ʻoi aku ka hohonu o ka hohonu ma mua o 0.5mm; ʻAʻole ʻoi aku ka nui o ka paipu kila i huki ʻia ma mua o 4% o ka mānoanoa o ka paia, a ʻaʻole ʻoi aku ka hohonu o ka hohonu ma mua o 0.3mm.

E. E ʻoki ʻia nā ʻaoʻao ʻelua o ka paipu kila i nā kihi ʻākau a e wehe ʻia nā pahu.

E like me ka hana metallographic o ke kila kila, ua maheleia i semi Ferritic a me semi martensitic kuhiliʻole kila seamless paipu, martensitic kuhiliʻole kila seamless paipu, austenitic kuhiliʻole kila seamless paipu, austenitic ferritic kuhiliʻole kila seamless paipu, etc.

ʻO ka ʻenehana hana ʻana o ke kila kuhili ʻole

1. ʻOlokaʻa wela (paipu kila maʻemaʻe ʻole i hoʻokuʻu ʻia): pākaʻi puʻupuʻu pōʻaiapuni → hoʻomehana → perforation → ʻekolu ʻōwili keʻa ʻolokaʻa, ʻōwili mau a extrusion → hoʻokuʻu ʻia ʻana o ka paipu → hoʻonui ʻia (a hōʻemi paha) → hoʻoluʻu → hoʻopololei → hoʻāʻo hydrostatic (a ʻike hewa paha) → hōʻailona → hale waihona kālā

ʻO ka mea maka no ka ʻōwili ʻana i ka paipu liʻiliʻi he pahu pōʻai ʻole. E ʻoki ʻia a hoʻomaʻamaʻa ʻia ka pahu pōʻai e ka mea ʻoki, a ʻo ka blank me ka ulu ʻana o kahi 1m e hoʻouna ʻia i ka umu no ka hoʻomehana ʻana ma o ke kāʻei conveyor. Hoʻouna ʻia ka billet i ka umu no ka hoʻomehana ʻana ma kahi mahana o 1200 degere Celsius. He hydrogen a acetylene ka wahie. ʻO ka hoʻomalu wela i ka umu ahi ka pilikia nui. Ma hope o ka hoʻokuʻu ʻia ʻana o ka paipu poepoe mai ka umu ahi, pono e hou ʻia ma o ka puʻu kaomi. ʻO ka mea maʻamau, ʻo ka piercer maʻamau ʻo ia ka piercer roll conical. He kiʻekiʻe ka hana ʻana o kēia piercer, maikaʻi ka huahana maikaʻi, hoʻonui perforation nui a hiki ke hoʻohana i nā ʻano kila like ʻole. Ma hope o ka perforation, ʻolokaʻi ʻia ka pahu pōʻai blank e ʻekolu ʻōwili keʻa, ʻōwili mau a extrusion paha. Ma hope o ka extrusion, wehe i ka paipu no ka nui. Hoʻololi ka mīkini nui i loko o ka embryo kila me ka wikiwiki nui ma o ka drill conical e hana i kahi paipu kila. Hoʻoholo ʻia ke anawaena o loko o ka paipu kila e ka lōʻihi o ke anawaena o waho o ka bit machine sizing. Ma hope o ka nui ʻana, komo ka paipu kila i ka hale kiaʻi hoʻoluʻu a hoʻomaʻalili ʻia e ka wai. Ma hope o ka hoʻomahaʻana, e hoʻopololeiʻia ka paipu kila. Ma hope o ka hoʻopololei ʻana, hoʻouna ʻia ka paipu kila i ka mea ʻike kīnā metala (a i ʻole ka hoʻāʻo hydrostatic) e ke kāʻei conveyor no ka ʻike kīnā o loko. Inā loaʻa nā māwae, nā ʻōpū a me nā pilikia ʻē aʻe i loko o ka paipu kila, e ʻike ʻia lākou. Pono e koho pono ʻia nā paipu kila ma ka lima ma hope o ka nānā ʻana i ka maikaʻi. Ma hope o ka nānā ʻia ʻana o ka paipu kila, ʻo ka helu, ka kikoʻī, ka helu pūʻulu hana, a me nā mea ʻē aʻe e pīpī ʻia me ka pena. A hoʻokuʻu ʻia i loko o ka hale kūʻai e ka crane.

2. ʻO ka paipu kila ʻole i huki ʻia i ke anu (olokaʻi ʻia): ʻo ka paipu pōʻai pōʻai → hoʻomehana → perforation → poʻomanaʻo → annealing → pickling → ka ʻaila ʻaila (pale keleawe) → kaha kiʻi anu (cold rolling) → blank tube → wela → straightening → hydrostatic test (flaw ʻike) → hōʻailona → hale kūʻai.

ʻOi aku ka paʻakikī o ke ʻano o ka ʻōwili ʻia ʻana o ka paipu kila liʻiliʻi i huki ʻia (rolled) ma mua o ka paipu kila liʻiliʻi i ʻōwili ʻia (extruded). ʻO nā ʻanuʻu mua ʻekolu o kā lākou kaʻina hana hana like. Hoʻomaka ka ʻokoʻa mai ka ʻanuʻu ʻehā. Ma hope o ka hoʻokahe ʻia ʻana o ka pahu pōʻai, pono e hoʻomaka a hoʻopili ʻia. Ma hope o ka annealing, e hoʻohana ʻia ka wai waikawa kūikawā no ka pickling. Ma hope o ka pickling, e hoʻopili i ka ʻaila. A laila hahai ʻia me ke kaha kiʻi anuanu (cold rolling) a me ka mālama wela kūikawā. Ma hope o ka mālama ʻana i ka wela, e hoʻopololei ʻia.

E like me nā ʻano hana like ʻole, hiki ke hoʻokaʻawale ʻia i loko o ka paipu ʻōwili wela, ka paipu ʻōwili anu, ka paipu huki anu, ka paipu extruded, etc.

1.1. Hoʻopuka pinepine ʻia ka paipu ʻōleʻa kuhili ʻole ʻole ma luna o ka wili paipu ʻakomi. Ma hope o ka nānā ʻana a me ka wehe ʻana i nā hemahema o ka ʻili, ua ʻoki ʻia ka paipu paʻa paʻa i ka lōʻihi i makemake ʻia, e kau ʻia ma ka ʻaoʻao hope o ka pau ʻana o ka paipu blank, a laila hoʻouna ʻia i ka umu wela no ka hoʻomehana ʻana a hoʻoheheʻe ʻia ma ka piercer. I ka wā o ka perforation, kahuli a holomua mau. Ma lalo o ka hana o ka roll and plug, ua hoʻokumu ʻia kahi lua i loko o ka paipu blank, i kapa ʻia ʻo rough pipe. A laila hoʻouna ʻia i ka wili paipu ʻakomi e hoʻomau i ka ʻōwili. ʻO ka hope, hoʻoponopono ʻia ka mānoanoa o ka pā e ka mīkini holoʻokoʻa, a hoʻoholo ʻia ke anawaena e ka mīkini sizing e hoʻokō i nā koi kikoʻī. He ala holomua ia e hana ai i ka paipu kila liʻiliʻi i ʻōwili ʻia e ka wili paipu mau.

1.2. Inā makemake ʻoe e kiʻi i nā paipu liʻiliʻi me ka liʻiliʻi a me ka maikaʻi ʻoi aku ka maikaʻi, pono ʻoe e hoʻohana i ka ʻōwili anu, ke kiʻi anu a i ʻole ka hui pū ʻana o nā mea ʻelua. Hana ʻia ka ʻōwili anuanu ma luna o kahi wili kiʻekiʻe ʻelua. ʻO ka paipu kila i ʻōwili ʻia i loko o kahi annular pass i haku ʻia me nā ʻāpana ʻokoʻa pōʻai a me ka plug conical paʻa. Hoʻohana pinepine ʻia ke kaha kiʻi anuanu ma ke kaulahao hoʻokahi a i ʻole ke kaulahao pālua anu me ka mīkini kiʻi anuanu o 0.5 ~ 100t.

1.3. ʻO ke ʻano o ka extrusion ke ʻano o ka hoʻokomo ʻia ʻana o ka pahu wela i loko o kahi pahu extrusion paʻa, a neʻe pū ke koʻokoʻo perforated me ke koʻokoʻo extrusion e hoʻokuʻu i ka ʻāpana extrusion mai ka lua make liʻiliʻi. Hiki i kēia ala ke hana i nā paipu kila me ke anawaena liʻiliʻi.

Hiki ke hoʻokaʻawale ʻia kēia ʻano paipu kila i ke kila kila maʻemaʻe ʻole a me ke kila kila welded steel pipe (slotted pipe), hiki ke hana ʻia e like me nā kaʻina hana ʻokoʻa.

ʻO kēia mau ʻano kumu: ʻōwili wela, extrusion, kiʻi anu a me ka ʻōwili anu. E like me ke ʻano o ka ʻāpana, hiki ke hoʻokaʻawale ʻia lākou i ka paipu pōʻai a me ka paipu ʻano kūikawā. Hoʻohana nui ʻia ka paipu kila pōʻai, akā aia kekahi mau paipu kila kila kūikawā e like me ka square, rectangular, semicircular, hexagonal, equilateral triangle a me octagonal.

E mālama ʻia ka hoʻāʻo hydraulic no ka paipu kila e lawe ana i ke kaomi wai e hoʻāʻo ai i kona kūpaʻa a me ka maikaʻi. Kūpono ia inā ʻaʻohe leakage, pulu a hoʻonui paha ma lalo o ke kaomi i kuhikuhi ʻia. E hoʻāʻo ʻia kekahi mau paipu kila i ka hoʻāʻo crimping, flaring test a flattening test e like me ke kūlana a i ʻole nā ​​koi o ka mea noi.

ʻO ka paipu kila kila ʻole, ʻike ʻia hoʻi ʻo ke kila kila ʻole, ua hana ʻia me ke kila ingot a i ʻole ka paipu paʻa paʻa ma o ka perforation, a laila hana ʻia e ka ʻōwili wela, ka ʻōwili anu a i ʻole ke kaha kiʻi anu. Hōʻike ʻia ka kikoʻī o ka paipu kila maʻemaʻe i ka mm o ke anawaena o waho * ka mānoanoa pā

E like me ka hana metallographic o ke kila kila, ua maheleia i semi Ferritic a me semi martensitic kuhiliʻole kila seamless paipu, martensitic kuhiliʻole kila seamless paipu, austenitic kuhiliʻole kila seamless paipu, austenitic ferritic kuhiliʻole kila seamless paipu, etc.


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