I ka honua o ka paipu kila, aia nā ʻano hana hana like ʻole e hoʻokō i nā pono ʻoihana like ʻole. Ma waena o kēia mau mea, ua loaʻa i nā paipu Longitudinal Submerged Arc Welded (LSAW) ke koʻikoʻi ma muli o kā lākou mau hiʻohiʻona kūikawā a me nā noi. No ka mahalo piha i ka pono o LSAW paipu kila, pono e hoʻomaopopo i ka ʻokoʻa o lākou mai nā ʻano paipu maʻamau ʻē aʻe e like me Spiral Submerged Arc Welded (SSAW), Electric Resistance Welded (ERW), a me nā paipu ʻole. E ʻimi kēia alakaʻi piha i nā ʻokoʻa koʻikoʻi o nā kaʻina hana, nā noi, a me nā ʻano hana o kēia mau ʻano paipu.
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Pehea ka ʻokoʻa o LSAW mai SSAW i ka hana ʻana a me ka noi?
ʻO nā paipu LSAW a me SSAW nā paipu welded, akā ʻokoʻa lākou i kā lākou hana hana a me nā ʻano hopena. He mea koʻikoʻi ka hoʻomaopopo ʻana i kēia mau ʻokoʻa no ke koho ʻana i ka paipu kūpono no nā noi kikoʻī.
1.Ka Hana Hana:
LSAW paipu kila hana ʻia me ka hoʻohana ʻana i kahi ʻenehana welding longitudinal. Hoʻomaka ka hana me nā papa kila i hana mua ʻia i ke ʻano cylindrical. Hoʻopili ʻia nā ʻaoʻao o kēia mau papa ma ka lōʻihi o ka paipu me ka hoʻohana ʻana i ke ʻano hoʻoheheʻe arc submerged. ʻO kēia ka hopena i kahi wili wili pololei hoʻokahi e holo like ana me ke koʻi o ka paipu.
ʻO ka hoʻohālikelike ʻana, hana ʻia nā paipu SSAW me ka hoʻohana ʻana i kahi ʻenehana wiliwili spiral. Hāʻawi mau ʻia nā ʻāpana kila i loko o ka mīkini hana spiral, nāna e hoʻoheheʻe i ke kaula i kahi ʻano helical. A laila wili pū ʻia nā ʻaoʻao, e hana ana i kahi wiliwili e hoʻopuni ana i ka pōʻai o ka paipu.
2.Dimensional hiki:
Hāʻawi pinepine nā paipu LSAW i nā koho ʻoi aku ka nui o ke anawaena a me ka mānoanoa o ka paia i hoʻohālikelike ʻia me nā paipu SSAW. Hiki ke hana ʻia nā paipu LSAW me nā anawaena mai ka 16 iniha a 120 iniha a me ka mānoanoa o ka paia a hiki i 50mm a ʻoi aku paha. ʻO kēia ka mea kūpono iā lākou no nā noi kiʻekiʻe a me nā papahana lawe wai nui.
ʻO nā paipu SSAW, ʻoiai hiki ke loaʻa i nā anawaena nui, he mau palena ma ke ʻano o ka mānoanoa o ka pā. Hoʻohana pinepine ʻia lākou me nā anawaena mai ka 24 iniha a 100 iniha a me ka mānoanoa o ka paia a hiki i ka 25mm.
3. Nā noi:
Ma muli o ko lākou ikaika kiʻekiʻe a me ka hiki ke kū i nā koʻikoʻi kiʻekiʻe, hoʻohana nui ʻia nā paipu LSAW i ka ʻoihana ʻaila a me ke kinoea no nā paipu hoʻouna mamao lōʻihi, nā paepae waho, a me nā noi kai hohonu. Makemake ʻia lākou i nā hana kūkulu e koi ana i ka kūpaʻa kiʻekiʻe, e like me ka piling a me nā hana kumu.
ʻO nā paipu SSAW, ʻoiai hoʻohana pū ʻia i ka lawe ʻana i ka aila a me ke kinoea, ʻoi aku ka maʻamau o ka hoʻohana ʻana i ka hoʻoili wai, ka hoʻopili ʻana, a me nā noi hana maʻamau kahi i koi ʻole ai nā koi koi e like me nā paipu LSAW.
4.Weld Pono:
ʻO ka weld longitudinal i nā paipu LSAW i manaʻo ʻia he kiʻekiʻe ke kūpaʻa i hoʻohālikelike ʻia i ka weld spiral i nā paipu SSAW. ʻO kēia no ka mea ʻo ka weld pololei i nā paipu LSAW e ʻae i ka nānā mau ʻana a me ka maikaʻi, e hōʻemi ana i ka nui o nā hemahema.
ʻOiai hiki i nā paipu SSAW ke hoʻokō i nā kūlana kiʻekiʻe, hiki i ke ʻano spiral o ka weld ke hoʻoikaika i ka nānā ʻana, hiki ke alakaʻi i kahi pōʻino o nā hemahema weld.
He aha nā ʻokoʻa nui ma waena o nā paipu LSAW a me ERW?
ʻOiai ʻo nā paipu LSAW a me ERW he mau paipu welded, ʻokoʻa lākou i kā lākou hana hana, ka nui o ka nui, a me nā noi maʻamau. He mea koʻikoʻi ka hoʻomaopopo ʻana i kēia mau ʻokoʻa no ke koho ʻana i ke ʻano paipu kūpono loa no nā pono ʻoihana kūikawā.
1.Ka Hana Hana:
LSAW paipu kila hana ʻia me ka hoʻohana ʻana i kahi kaʻina hana ʻelua. ʻO ka mea mua, hana ʻia nā papa kila i ke ʻano cylindrical. A laila, wili pū ʻia nā ʻaoʻao me ka hoʻohana ʻana i ke ʻano hoʻoheheʻe arc submerged, e hana ana i kahi seam longitudinal ma ka lōʻihi o ka paipu.
ʻO nā paipu ERW, ma ka ʻaoʻao ʻē aʻe, hana ʻia me ka hoʻohana ʻana i kahi kaʻina hana mau. Wehe ʻia nā wili kila a hana ʻia i ʻano tubular, a laila wili pū ʻia nā ʻaoʻao me ka hoʻohana ʻana i ke kuʻi uila. Hoʻokumu kēia kaʻina hana i kahi seam longitudinal i ʻike ʻole ʻia ma mua o nā paipu LSAW.
2. Lahi:
Hāʻawi nā paipu LSAW i nā koho ʻoi aku ka nui a me ka mānoanoa o ka paia i hoʻohālikelike ʻia me nā paipu ERW. Hiki ke hana ʻia nā paipu LSAW me nā anawaena mai ka 16 iniha a 120 iniha a me ka mānoanoa o ka paia a hiki i 50mm a ʻoi aku paha.
Hoʻopili ʻia nā paipu ERW i nā anawaena liʻiliʻi, maʻamau a hiki i 24 iniha, me ka mānoanoa o ka paia ʻaʻole i ʻoi aku ma mua o 12.7mm. ʻO kēia palena nui ma muli o nā kaohi o ke kaʻina hana kuʻi uila.
3. Nā noi:
Ma muli o ko lākou mau mana nui a me nā pae kiʻekiʻe o ke kaomi, hoʻohana maʻamau ʻia nā paipu LSAW i nā paipu hoʻouna ʻaila a me ke kinoea, nā kahua o waho, a me nā noi kiʻekiʻe. Makemake ʻia lākou i nā hana kūkulu e koi ana i ka kūpaʻa kiʻekiʻe, e like me ka piling a me nā hana kumu.
ʻO nā paipu ERW, hāʻawi ʻia i ko lākou liʻiliʻi liʻiliʻi a me nā helu kaomi haʻahaʻa, hoʻohana pinepine ʻia i nā noi e like me ka hāʻawi ʻana i ka wai, nā ʻōnaehana pale ahi, nā kākoʻo hana, a me nā paipu maʻamau. Hoʻohana nui ʻia lākou i ka ʻoihana automotive no nā ʻōnaehana exhaust a me nā mea ʻē aʻe.
4.Weld ikaika:
ʻO ke kaʻina hana hoʻoheheʻe arc i hoʻohana ʻia i ka hana ʻana o ka paipu LSAW ka mea maʻamau i kahi weld ʻoi aku ka ikaika i hoʻohālikelike ʻia me ka wili kuʻi uila i hoʻohana ʻia i nā paipu ERW. ʻOi aku ka maikaʻi o nā paipu LSAW no nā noi kiʻekiʻe a me ke koʻikoʻi.
ʻOiai hiki i nā paipu ERW ke hoʻokō i nā kūlana kiʻekiʻe, ʻaʻole ʻōlelo ʻia lākou no nā noi e pili ana i nā puʻe kiʻekiʻe a i ʻole ka piʻi ʻana o ka wela.
5. Hoʻohua maikaʻi:
ʻOi aku ka maikaʻi o ka hana ʻana o ka paipu ERW a ʻoi aku ka maikaʻi no nā paipu anawaena liʻiliʻi. ʻO ke kaʻina hana hoʻomau e hiki ai i ka wikiwiki hana kiʻekiʻe a me ka haʻahaʻa haʻahaʻa.
ʻO ka hana ʻana o ka paipu LSAW, ʻoiai ʻoi aku ka nui o ka manawa a me ke kumu kūʻai, hāʻawi i ka maʻalahi o ka nui a me ka hana maʻamau, e ʻoi aku ka kūpono no nā papahana nui a me nā papahana kūikawā.
Pehea ka hoʻohālikelike ʻana o LSAW me nā paipu seamless i ka hana?
Hoʻohana nui ʻia ʻo LSAW a me nā paipu seamless i nā noi ʻoihana like ʻole, kēlā me kēia me kāna mau pono ponoʻī a me nā hiʻohiʻona hana. He mea koʻikoʻi ka hoʻomaopopo ʻana i ka ʻokoʻa ma waena o kēia mau ʻano paipu ʻelua no ke koho ʻana i ke koho kūpono loa no nā koi o ka papahana.
1.Ka Hana Hana:
Hana ʻia nā paipu LSAW e ka wiliwili ʻana i nā pā kila a i ʻole nā wili i loko o ke ʻano cylindrical, me kahi wili weld longitudinal e holo ana ma ka lōʻihi o ka paipu. Hiki i kēia kaʻina hana ke hana i nā paipu nui-diameter me nā paia mānoanoa.
Hana ʻia nā paipu seamless, e like me ka inoa, me ka ʻole o ka wili. Hana ʻia lākou ma ka hoʻomehana ʻana i kahi billet kila paʻa a hou aku iā ia e hana i kahi paipu ʻā. A laila, ʻōwili ʻia kēia paipu a hohola i ke anawaena a me ka mānoanoa o ka paia i makemake ʻia.
2. Hoʻoponopono Kūʻokoʻa:
Manaʻo pinepine ʻia nā paipu seamless i ʻoi aku ka maikaʻi o ke kūkulu ʻana ma muli o ko lākou ʻano like ʻole a me ka nele o ka weld seams. He mea kūpono kēia no nā noi e pili ana i nā puʻe kiʻekiʻe, nā wela wela, a i ʻole nā kaiapuni corrosive.
oiai LSAW paipu kila Loaʻa iā lākou kahi wili weld, nā holomua i ka ʻenehana welding a me nā hana hoʻomalu maikaʻi koʻikoʻi i hoʻomaikaʻi nui i ko lākou kūpaʻa. Hiki i nā paipu LSAW o kēia wā ke hālāwai a ʻoi aku paha ma mua o ka hana ʻana o nā paipu seamless i nā noi he nui, ʻoi aku hoʻi i nā anawaena nui aʻe kahi e paʻakikī ai ka hana seamless.
3. Lahi:
Loaʻa i nā paipu LSAW kahi pōmaikaʻi nui i ka wā e pili ana i nā anawaena nui. Hiki iā lākou ke hana ʻia me nā anawaena mai ka 16 iniha a 120 iniha a ʻoi aku paha, me ka mānoanoa o ka paia a hiki i 50mm a ʻoi aku paha.
Hoʻopili ʻia nā paipu seamless i nā anawaena liʻiliʻi, maʻamau a hiki i 26 iniha, ma muli o ke kaʻina o ke kaʻina hana. ʻO ka hana ʻana i nā paipu liʻiliʻi ʻaʻohe anana nui e lilo i mea paʻakikī a paʻakikī hoʻi.
4. Uku-pono:
No nā anawaena liʻiliʻi, ʻoi aku ka maikaʻi o nā paipu seamless ma muli o kā lākou hana maʻalahi. Eia naʻe, i ka piʻi ʻana o ke anawaena, ʻoi aku ka maikaʻi o nā paipu LSAW.
Ma nā noi nui-diameter, hāʻawi nā paipu LSAW i kahi hopena ʻoi aku ka maikaʻi me ka ʻole o ka hoʻololi ʻana i ka hana. ʻO kēia ka mea i koho maikaʻi ʻia no nā papahana nui e like me ka lōʻihi o ka aila a me nā pipeline gas.
5. Hoʻokō i nā noi kikoʻī:
(1). Nā noi kiʻekiʻe: Hiki i nā LSAW a me nā paipu liʻiliʻi ke hana maikaʻi i nā kaiapuni kiʻekiʻe. He lihi iki nā paipu seamless ma muli o ko lākou ʻano like ʻole, akā hiki i nā paipu LSAW hou me nā welds kiʻekiʻe ke hoʻohālikelike i kēia hana i nā manawa he nui.
(2). Kū'ē Kū'ē: Hāʻawi nā paipu seamless i ka pale ʻana i ka corrosion ma muli o ko lākou ʻano like ʻole. Eia nō naʻe, hiki i nā paipu LSAW me nā uhi kūpono a me nā linings ke hāʻawi i ke kūpaʻa maikaʻi loa.
(3). ʻO ke kūpaʻa luhi: ʻoi aku ka maikaʻi o ka pale ʻana i ka luhi ma muli o ka nele o nā humu weld. Eia naʻe, hiki i nā paipu LSAW me nā welds i hoʻokō pono ʻia a nānā ʻia ke hāʻawi aku i ke kūpaʻa luhi kiʻekiʻe.
(4). ʻO nā wela wela: Hiki ke hoʻolālā ʻia nā ʻano paipu ʻelua e kū i nā wela wela. ʻO ka koho ma waena o LSAW a me ka seamless e hilinaʻi pinepine i nā kumu ʻē aʻe e like me nā koi nui a me nā noʻonoʻo kumukūʻai.
ERW/LSAW Paipu kila
I ka hopena, ʻo ka koho ma waena o LSAW, SSAW, ERW, a me nā paipu liʻiliʻi e pili ana i nā kumu like ʻole me nā koi noi kikoʻī, ka pāhana papahana, nā palena kālā, a me nā pono hana. Hāʻawi nā paipu kila LSAW i kahi hui kūʻokoʻa o nā hiki ke anawaena nui, ka ikaika kiʻekiʻe, a me ka maikaʻi o ke kumukūʻai, e hoʻolilo iā lākou i koho maikaʻi loa no nā noi ʻoihana nui nui, ʻoi aku ka nui o ka ʻaila a me ke kinoea.
Inā ʻoe e noʻonoʻo ana i nā paipu kila LSAW no kāu papahana aʻe, eia ʻo Longma Group e kōkua iā ʻoe. ʻOiai kekahi o nā alakaʻi o Kina Nā mea hana paipu kila ERW/LSAW mai 2003, loaʻa iā mākou ka ʻike a me ka hiki ke hoʻokō i kāu mau pono kikoʻī. ʻO kā mākou mau hale hana kiʻekiʻe, e uhi ana i kahi o 230,000 square meters, ua hoʻolako ʻia e hana i nā paipu LSAW kiʻekiʻe e kū ana i nā kūlana honua.
Mai hoʻokaʻulua e kelepona mai iā mākou no ka ʻike hou aku a i ʻole e kūkākūkā i kāu mau koi papahana. Ua mākaukau kā mākou hui loea e hāʻawi iā ʻoe i nā hoʻonā pilikino a me ke kākoʻo. E kelepona iā mākou i kēia lā ma info@longma-group.com a e hana pū kāua e hōʻoia i ka holomua o kāu papahana paipu hou me nā paipu kila LSAW kiʻekiʻe o Longma Group.
