Paipu Welded Spiral Seam GBT9711 2011PSL2
Hauʻoli mākou e hoʻolauna i kā mākou huahana hou loa,paipu wili humuhumuHana ʻia kēia huahana hana hou he nui ma ka ʻōwili ʻana i ke kila kila haʻahaʻa kalapona a i ʻole nā ʻāpana kila kila haʻahaʻa i loko o nā ʻāpana paipu ma kahi kihi wili, a laila e hoʻopili i nā ʻāpana paipu. ʻO kēia kaʻina hana hana kūikawā e hiki ai iā mākou ke hana i nā paipu kila anawaena nui mai nā ʻāpana haiki.
Ma Cangzhou Spiral Steel Pipes Group Co., Ltd., ke haʻaheo nui nei mākou i kā mākou mau hale hana hou loa a me ka ʻenehana ʻoi loa. Me ka uhi ʻana i kahi ʻāpana o 350,000 mika kuea a me ka huina waiwai o 680 miliona yuan, ua lilo ia i alakaʻi i ka ʻoihana. Me kahi hui i hoʻolaʻa ʻia o 680 mau limahana, ma o nā hana hoʻomau ʻole, loaʻa i ka hui kahi hana makahiki o 400,000 tons o nā paipu kila wili a me ka waiwai hana o 1.8 biliona yuan.
| Kūlana Maʻamau |
Papa kila | (%) Ka hoʻohuihui kemika | Nā waiwai tensile | Ka hopena CharpyHoʻāʻo a hoʻokuʻuHoʻāʻo Haehae Kaumaha | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | ʻĒ aʻe | CEV4)(%) | Rt0.5 MpaIkaika hāʻawi |
Rm Mpa Ikaika Hoʻopaʻa | Rt0.5/ Rm | (L0=5.65 √ S0) Hoʻolōʻihi A% | |||||
| ka nui loa | ka nui loa | ka nui loa | ka nui loa | ka nui loa | ka nui loa | ka nui loa | ka nui loa | ka nui loa | minuke | ka nui loa | minuke | ka nui loa | ka nui loa | minuke | ||||
|
GB/T9711 -2011 (PSL2) | L245MB | 0.22 | 0.45 | 1.20 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.40 | 245 | 450 | 415 |
760 |
0.93 | 22 | Hoʻāʻo hopena Charpy: Hopenaomoka ikehu o ke kino paipu a me ke kuʻi wili e pono ai e hoʻāʻo ʻia e like me koi ʻia ma ke kūlana kumu. No nā kikoʻī, e ʻike i ke kūlana kumu. Hoʻāʻo haehae kaumaha hāʻule: Koho wahi ʻokiʻoki |
| L290MB | 0.22 | 0.45 | 1.30 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.40 | 290 | 495 | 415 | 21 | ||||
| L320MB | 0.22 | 0.45 | 1.30 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
| L360MB | 0.22 | 0.45 | 1.40 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
| L390MB | 0.22 | 0.45 | 1.40 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
| L415MB | 0.12 | 0.45 | 1.60 | 0.025 | 0.015 | 1)2)3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
| L450MB | 0.12 | 0.45 | 1.60 | 0.025 | 0.015 | 1)2)3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
| L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1)2)3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
| L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1)2)3 | 协议Kūkākūkā | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
| Hoʻomaopopo:1)0.015 ≤ Altot < 0.060;N ≤ 0.012;AI—N ≥ 2—1;Cu ≤ 0.25;Ni ≤ 0.30;Cr ≤ 0.30;Cr ≤ 0.30; | ||||||||||||||||||
| 2)V+Nb+Ti ≤ 0.015%3)No nā papa kila āpau, hiki i ka Mo ke ≤ 0.35%, ma lalo o kahi ʻaelike. Mn Cr+Mo+V Cu+Ni 4)CEV=C+ 6 + 5 + 5
| ||||||||||||||||||
ʻO kekahi o nā pono nui o kā mākou paipu wiliwili wiliwili ʻo ia kona ikaika a me ke kūpaʻa. ʻO ka hoʻohana ʻana i nā ʻāpana kila kiʻekiʻe e hōʻoiaʻiʻo ana e hiki i kā mākou mau paipu ke kū i nā kūlana koʻikoʻi a me nā ukana kaumaha, e kūpono ai lākou no nā ʻano hana like ʻole. Mai ka hoʻoili ʻaila a me ke kinoea a hiki i nā ʻōnaehana wai a me nā ʻōnaehana wai, hōʻoia kā mākou mau paipu i ka hana hilinaʻi a me ka lawelawe lōʻihi.
Eia kekahi, hāʻawi kā mākou mau paipu wiliwili i ka versatility kūikawā. Me ka hiki ke hana i nā paipu kila anawaena nui, hiki iā mākou ke hoʻokō i nā ʻano koi papahana a me nā kikoʻī. Inā makemake ʻoe i nā paipu no ka hoʻomohala ʻana i nā ʻoihana, nā papahana kūkulu hale a i ʻole nā noi ʻoihana, loaʻa iā mākou nā hiki ke hoʻokō i kāu mau pono.
Ma waho aʻe o ka ikaika a me ka versatility, hāʻawi kā mākou mau paipu wiliwili i hoʻopaʻa ʻia i ka wiliwili i ke kūpaʻa maikaʻi loa i ka pala. He mea koʻikoʻi kēia, ʻoiai hoʻi i nā ʻoihana i hōʻike pinepine ʻia i nā wahi ʻino a me nā mea ʻino. Ua hana ʻia kā mākou mau paipu e kū i ka hoʻāʻo o ka manawa, e hōʻoiaʻiʻo ana i ka hana maikaʻi loa ma nā kūlana koi loa.
Ma Cangzhou Spiral Steel Pipes Group Co., Ltd., ua kūpaʻa mākou i ka hāʻawi ʻana i nā huahana maikaʻi a me ka lawelawe mea kūʻai aku maikaʻi loa. ʻO kā mākou mau hana hoʻomalu maikaʻi a me nā kaʻina hana hoʻāʻo koʻikoʻi e hōʻoiaʻiʻo ana i kēlā me kēia paipu wili wili e haʻalele ana i ka hale hana e kū i nā kūlana ʻoihana kiʻekiʻe loa. Eia kekahi, aia kā mākou hui kākoʻo mea kūʻai aku ma aneʻi e kōkua me nā nīnau a hopohopo paha āu e loaʻa ai.
Ma keʻano holoʻokoʻa, ʻo kā mākou mau paipu wiliwili wili kahi hopena hilinaʻi a kūpono hoʻi no nā ʻano hana like ʻole. Ma o kā mākou mau kaʻina hana hana kiʻekiʻe loa a me ke kūpaʻa i ka maikaʻi, ua lilo mākou i mea hoʻolako hilinaʻi i ka ʻoihana. Inā ʻoe e ʻimi nei i ka ikaika, ka versatility a i ʻole ke kūpaʻa i ka palaho, ʻo kā mākou paipu wiliwili wiliwili ka koho kūpono loa. E koho iā Cangzhou Spiral Steel Pipes Group Co., Ltd. no kāu mau pono paipu kila āpau.







