Pahu Hoʻohuʻi ʻia ʻo Arc Spiral Welded No nā laina kinoea
Hoʻopuka mau ʻia nā paipu welded spiral a hiki ke hana i nā paipu kila lōʻihi loa.ʻO kēia kaʻina hana e hōʻemi i ke poʻo a me ka ʻoki ʻana o ka huelo me ka hoʻonui ʻana i ka hoʻohana metala e 6% a 8%.E hopena kēia i ka mālama kālā a me ka pono no kā mākou mea kūʻai.
ʻO kā mākounā paipu wiliwili spiralhāʻawi ʻoi aku ka maʻalahi o ka hoʻohana ʻana i hoʻohālikelike ʻia me nā paipu wili kuʻuna pololei.Maʻalahi e hoʻololi a hoʻoponopono i nā ʻano like ʻole, e hoʻolilo iā lākou i mea kūpono no nā papahana e koi ana i ka hoʻololi a me ka hana maʻamau.Hoʻohui ʻia, hiki i ka mīkini hana a me ka automation o kā mākou spiral welded tubes hiki iā lākou ke hoʻokō maʻalahi i nā ʻano ʻenehana like ʻole.
| Kūlana | Papa kila | haku mele | Nā waiwai tensile | ʻO ka hoʻāʻo ʻana o Charpy Impact a me Drop Weight Tear Test | |||||||||||
| C | Mn | P | S | Ti | 'ē aʻe | CEV4)（%) | Rt0.5 Mpa Hua ikaika | Rm Mpa Ka ikaika | A% L0=5.65 √ S0 Elongation | ||||||
| max | max | max | max | max | max | max | min | max | min | max | |||||
| API Spec 5L（PSL2） | B | 0.22 | 1.20 | 0.025 | 0.015 | 0.04 | No nā māka kila a pau: Hoʻohui ʻia ʻo Nb a i ʻole V a i ʻole kekahi hui o lakou, aka Nb+V+Ti ≤ 0.15%, a me Nb+V ≤ 0.06% no ka papa B | 0.25 | 0.43 | 241 | 448 | 414 | 758 | E helu ʻia e like me ka ma lalo iho nei formula: e=1944·A0.2/U0.9 A: ʻāpana keʻa ʻāpana o ka laʻana ma mm2 U: Ka ikaika tensile liʻiliʻi i ʻōlelo ʻia ma Mpa | Aia nā ho'āʻo pono a me nā ho'āʻo koho.No nā kikoʻī, e ʻike i ke kūlana kumu. |
| X42 | 0.22 | 1.30 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 290 | 496 | 414 | 758 | ||||
| X46 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 317 | 524 | 434 | 758 | ||||
| X52 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 359 | 531 | 455 | 758 | ||||
| X56 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 386 | 544 | 490 | 758 | ||||
| X60 | 0.22 | 1.40 | 0.025 | 0.015 | 0.04 | 0.25 | 0.43 | 414 | 565 | 517 | 758 | ||||
| X65 | 0.22 | 1.45 | 0.025 | 0.015 | 0.06 | 0.25 | 0.43 | 448 | 600 | 531 | 758 | ||||
| X70 | 0.22 | 1.65 | 0.025 | 0.015 | 0.06 | 0.25 | 0.43 | 483 | 621 | 565 | 758 | ||||
| X80 | 0.22 | 1.65 | 0.025 | 0.015 | 0.06 | 0.25 | 0.43 | 552 | 690 | 621 | 827 | ||||
| 1)CE(Pcm)=C+ Si/30 +（Mn+Cu+Cr）/20 + Ni/60 + No/15 + V/10 + 58 | |||||||||||||||
| 2)CE(LLW)=C+ Mn/6 + (Cr+Mo+V)/5 + (Ni+Cu)/15 | |||||||||||||||
No ka mealaina kinoea, hāʻawi ʻo spiral welded tube i kahi hopena paʻa a hilinaʻi.ʻO kāna kaʻina hana hoʻomau e hōʻoia i ka maikaʻi a me ka ikaika, he mea koʻikoʻi no ka lawe ʻana i ke kinoea kūlohelohe.ʻO ka maʻalahi a me ka hiki ke hoʻololi ʻia o ka paipu wiliwili spiral i kūpono nopaipu wiliwili arcnā noi.Inā he papahana ʻoihana, ʻoihana a hale paha, hāʻawi kā mākou huahana i ka hana a me ka hilinaʻi āu e pono ai.
Hana ʻia kā mākou spiral welded tubes i nā kūlana kiʻekiʻe loa e hoʻokō i nā koi ʻoihana.Hoʻohana mākou i ka ʻenehana hou a me ka ʻenehana pololei e hana i nā huahana i ʻoi aku ma mua o ka manaʻo.Hoʻāʻo ikaika ʻia kēlā me kēia paipu e hōʻoia i ka hoʻokō ʻana i nā kikoʻī kūpono no nā noi pipeline gas.
Ma waho aʻe o nā pono ʻenehana, ua hoʻolālā ʻia kā mākou spiral welded tubes me ka manaʻo o nā mea kūʻai aku.Mai ka hoʻokomo ʻana i ka mālama ʻana, ua hoʻolālā ʻia kā mākou paipu welded spiral no ka maʻalahi loa.
Hoʻopaʻa mākou i ka hāʻawi ʻana i kā mākou mea kūʻai aku i nā huahana maikaʻi loa a me nā hoʻonā e hoʻokō i kā lākou pono.Hōʻike ka hoʻolauna ʻana i kā mākou paipu spiral welded i ko mākou kūpaʻa i ka hana hou a me ka maikaʻi o ka ʻoihana.Manaʻo mākou e hālāwai a ʻoi aku kā mākou huahana i nā pono o nā noi laina kinoea, a ke kakali nei mākou i ka hālāwai ʻana i nā pono o kā mākou mea kūʻai aku me nā huahana kiʻekiʻe loa a me ke kākoʻo.
