Paipu laina API 5L no na paipu aila

ʻO ka wehewehe pōkole:

Ke hoʻolauna nei i kā mākou huahana ʻokiʻokiPaipu laina API 5L, he hopena maikaʻi loa no nā paipu hoʻouna ʻaila a me ke kinoea.Hoʻolālā ʻia ka paipu no ka hoʻokō ʻana i nā kūlana honua, e hāʻawi ana i ka hana ʻoi aku ka maikaʻi a me ka hilinaʻi ʻoiai ma nā wahi koʻikoʻi loa.Hoʻohui ʻia me ka maikaʻi o ka paipu spiral welded, ʻoi aku kā mākou huahana ma mua o kāu mau manaʻo.


Huahana Huahana

Huahana Huahana

ʻO ka paipu laina API 5L ka hōʻailona o ka maikaʻi ma ka ʻoihana.Hiki i ka pipeline ke pale i nā puʻe kiʻekiʻe a me nā wela wela, e hōʻoiaʻiʻo ana i ka lawe ʻana i ka ʻaila a me ke kinoea kūlohelohe.

Papa 2 Nā Pono Kino Kino a Kimika Nui o nā Paipu kila (GB/T3091-2008, GB/T9711-2011 a me API Spec 5L)

       

Kūlana

Papa kila

Nā mea hana kemika (%)

Waiwai Tensile

Charpy(V notch)Ho'āʻo Impact

c Mn p s Si

'ē aʻe

Ka ikaika hua(Mpa)

Ikaika U'i(Mpa)

(L0=5.65 √ S0 )min Ka lōʻihi lōʻihi (%))

max max max max max min max min max D ≤ 168.33mm D > 168.3mm

GB/T3091 -2008

Q215A ≤ 0.15 0.25 < 1.20 0.045 0.050 0.35

Hoʻohui iā Nb\V\Ti e like me GB/T1591-94

215   335   15 > 31  
Q215B ≤ 0.15 0.25-0.55 0.045 0.045 0.035 215 335 15 > 31
Q235A ≤ 0.22 0.30 < 0.65 0.045 0.050 0.035 235 375 15 >26
Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
Q295A 0.16 0.80-1.50 0.045 0.045 0.55 295 390 13 >23
Q295B 0.16 0.80-1.50 0.045 0.040 0.55 295 390 13 >23
Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21

GB/T9711-2011(PSL1)

L175 0.21 0.60 0.030 0.030  

Hoʻohui i kekahi o nā mea Nb\V\Ti a i ʻole kekahi hui pū ʻana o ia mau mea

175   310  

27

Hiki ke koho ʻia i hoʻokahi a i ʻole ʻelua o ka papa kuhikuhi ikaika o ka ikehu hopena a me ka ʻāpana ʻako.No L555, e nānā i ka maʻamau.

L210 0.22 0.90 0.030 0.030 210 335

25

L245 0.26 1.20 0.030 0.030 245 415

21

L290 0.26 1.30 0.030 0.030 290 415

21

L320 0.26 1.40 0.030 0.030 320 435

20

L360 0.26 1.40 0.030 0.030 360 460

19

L390 0.26 1.40 0.030 0.030 390 390

18

L415 0.26 1.40 0.030 0.030 415 520

17

L450 0.26 1.45 0.030 0.030 450 535

17

L485 0.26 1.65 0.030 0.030 485 570

16

API 5L (PSL 1)

A25 0.21 0.60 0.030 0.030  

No ke kila B, Nb+V ≤ 0.03%; no ke kila ≥ papa B, koho e hoʻohui iā Nb a i ʻole V a i ʻole kā lākou hui ʻana, a me Nb+V+Ti ≤ 0.15%

172   310  

(L0=50.8mm)e helu ʻia e like me kēia ʻano kumu:e=1944·A0 .2/U0 .0 A: ʻAhi o ka laʻana ma mm2 U: ʻO ka ikaika tensile liʻiliʻi ma Mpa

ʻAʻohe a i ʻole a ʻelua paha o ka ikehu hopena a me ka ʻāpana ʻako i koi ʻia ma ke ʻano o ka paʻakikī.

A 0.22 0.90 0.030 0.030   207 331
B 0.26 1.20 0.030 0.030   241 414
X42 0.26 1.30 0.030 0.030   290 414
X46 0.26 1.40 0.030 0.030   317 434
X52 0.26 1.40 0.030 0.030   359 455
X56 0.26 1.40 0.030 0.030   386 490
X60 0.26 1.40 0.030 0.030   414 517
X65 0.26 1.45 0.030 0.030   448 531
X70 0.26 1.65 0.030 0.030   483 565

E like me ka API 5L maʻamau, loaʻa kā mākou mau paipu wiliwili i nā ʻano like ʻole, me ka API 5L X42, API 5L X52 a me API 5L X60.Hōʻike kēia mau hiʻohiʻona i ka ikaika haʻahaʻa haʻahaʻa o ka paipu, e hāʻawi iā ʻoe i ka ʻike piha o kāna hana.Inā makemake ʻoe i ka paipu no kahi pāhana liʻiliʻi a i ʻole ka hana nui, hiki i kā mākou mau hiʻohiʻona like ʻole ke hoʻokō i kāu mau pono āpau.

Helical Submerged Arc Welding

ʻIke ʻia nā hiʻohiʻona API 5L X42 no kā lākou weldability maikaʻi a me ka ikaika kiʻekiʻe.He kūpono ia no nā papahana e koi ana i ka lawe ʻana i ke kinoea maoli, ka aila, a me nā wai ʻē aʻe.Hāʻawi kēia ʻano hoʻohālike i ke kūpaʻa corrosion kūʻokoʻa a me nā waiwai mechanical e hāʻawi i ka hana lōʻihi, e hōʻoiaʻiʻo ana i ka pono o nā ʻōnaehana hoʻouna ʻaila a me ke kinoea.

No nā papahana e koi ana i ka hana kiʻekiʻe, ʻo ke kumu hoʻohālike API 5L X52 ke koho kūpono loa.Hoʻolālā ʻia ka pipeline e kū i nā kaomi kiʻekiʻe a me nā mahana wela, e hōʻoiaʻiʻo ana i ka lawe ʻana i ka aila a me ke kinoea.ʻO kona ikaika kiʻekiʻe e hiki ai iā ia ke hoʻoponopono i nā kūlana paʻakikī, e hōʻoiaʻiʻo ana i ka holo mālie a me ka pau ʻole.

Lawe ka API 5L X60 i ka hana i ka pae aʻe.Me kona ikaika hua nui a hoʻonui i ka paʻakikī, kūpono ka paipu no ka hoʻohana ʻana i nā wahi koi loa.Hoʻolālā ʻia e lawelawe i nā papahana nui e koi ana i ka lawe ʻana i ka nui o ka aila a me ke kinoea.

ʻO ke koho ʻana i kā mākou paipu laina API 5L ʻo ia ka hoʻopukapuka ʻana i kahi huahana e hōʻoiaʻiʻo i ka maikaʻi a me ka hana.ʻIke ʻia kā mākou kūpaʻa i ka maikaʻi ma nā ʻano āpau o kā mākou pipeline, mai ke kūkulu ʻole ʻia a hiki i ko mākou hiki ke hoʻokō a ʻoi aku i nā kūlana honua.Me kona ikaika kiʻekiʻe a me ka lōʻihi, ʻo kēia huahana e hōʻoia i ka palekana a me ka maikaʻi o ka lawe ʻana i ka aila a me ke kinoea, e hāʻawi iā ʻoe i ka maluhia o ka noʻonoʻo.

I ka pōkole, ua lilo ka paipu laina API 5L i koho hope loa no nā pipelines hoʻouna ʻaila a me ke kinoea me kāna mau hiʻohiʻona waiwai a me ka maikaʻi loa.Ma o ka spiral submerged arc welding, hāʻawi ia i ka ikaika ʻole a me ka lōʻihi.Inā makemake ʻoe i ka paipu no kahi papahana liʻiliʻi a nui paha, ʻo kā mākou spiral welded steel pipe i hana ʻia i nā kūlana API 5L e hōʻoiaʻiʻo i ka hana pono.Hoʻokomo i kā mākou paipu laina API 5L a ʻike i ka ʻokoʻa o ka maikaʻi a me ka hana.


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