Ikaika a me ka Hilinaʻi o nā Paipu Kūkulu Hollow-Section: He Nānā Hohonu i ka Paipu Welded Arc Spiral Submerged a me ka Paipu Laina API 5L

Wehewehe Pōkole:

ʻO kēia kikoʻī e hāʻawi i ke kūlana hana no ka ʻōnaehana paipu e lawe i ka wai, ke kinoea a me ka ʻaila i loko o nā ʻoihana aila a me ke kinoea kūlohelohe.

Aia ʻelua mau pae kikoʻī huahana, ʻo PSL 1 a me PSL 2, aia nā koi koi o PSL 2 no ke kūlike kalapona, ka notch toughness, ka ikaika hua kiʻekiʻe loa a me ka ikaika tensile.

Papa B, X42, X46, X52, X56, X60, X65, X70 a me X80.

Hoʻolako ʻo Cangzhou Spiral Steel pipes group co.,ltd i nā paipu SAWH e uhi ana i ka papa mai API B a i X70, ua loaʻa iā mākou ka palapala hōʻoia API 5L i nā makahiki ma mua a i kēia manawa ua hoʻohana nui ʻia kā mākou mau paipu laina e CNPC, CPECC no kā lākou mau papahana pipeline.


Nā kikoʻī huahana

Nā Lepili Huahana

Hoʻolauna:

I ke ao o ke kūkulu ʻana a me ke kūkulu ʻana i nā pono hana, he mea nui ke koho ʻana i nā mea kūpono.Nā paipu kūkulu ʻāpana hakahaka he kuleana koʻikoʻi i ka hāʻawi ʻana i ka ikaika, ke kūpaʻa a me ka hilinaʻi i nā papahana like ʻole. Ma kēia blog, e ʻimi mākou i nā ʻano a me nā pono o ʻelua ʻano nui o ka paipu kūkulu: ka paipu wili i hoʻopaʻa ʻia i loko o ka arc a me ka paipu laina API 5L.

Paipu wili i hoʻopaʻa ʻia i loko o ka wai:

ʻO ka paipu i hoʻopaʻa ʻia i loko o ke arc (SAW), i ʻike ʻia hoʻi ʻo ka paipu SSAW, hoʻohana ʻia i nā ʻano hana like ʻole. ʻO ka hiʻohiʻona kū hoʻokahi oPaipu SSAW ʻo ia kona mau humuhumu wili, e hāʻawi ana i ka ikaika nui a me ka hiki ke hāpai i ka ukana i hoʻohālikelike ʻia me nā ʻano paipu ʻē aʻe. Kōkua kēia hoʻolālā kū hoʻokahi i ka hoʻolaha like ʻana i ke kaumaha ma loko o ka paipu, e kūpono ai no nā papahana e koi ana i ka pono o ke kūkulu ʻana.

Nā Waiwai Mekanika o ka paipu SSAW

papa kila

ka ikaika hua haʻahaʻa loa
Mpa

ka ikaika tensile haʻahaʻa loa
Mpa

Ka Hoʻolōʻihi Haʻahaʻa Loa
%

B

245

415

23

X42

290

415

23

X46

320

435

22

X52

360

460

21

X56

390

490

19

X60

415

520

18

X65

450

535

18

X70

485

570

17

ʻO ka hoʻohuihui kemika o nā paipu SSAW

papa kila

C

Mn

P

S

V+Nb+Ti

% kiʻekiʻe loa

% kiʻekiʻe loa

% kiʻekiʻe loa

% kiʻekiʻe loa

% kiʻekiʻe loa

B

0.26

1.2

0.03

0.03

0.15

X42

0.26

1.3

0.03

0.03

0.15

X46

0.26

1.4

0.03

0.03

0.15

X52

0.26

1.4

0.03

0.03

0.15

X56

0.26

1.4

0.03

0.03

0.15

X60

0.26

1.4

0.03

0.03

0.15

X65

0.26

1.45

0.03

0.03

0.15

X70

0.26

1.65

0.03

0.03

0.15

ʻO ke ahonui Geometric o nā paipu SSAW

Nā hoʻomanawanui geometric

anawaena waho

Mānoanoa o ka paia

pololei

ʻano poepoe ʻole

nuipa

ʻO ke kiʻekiʻe o ka bead weld kiʻekiʻe loa

D

T

≤1422mm

>1422mm

<15mm

≥15mm

ka hopena paipu 1.5m

ka lōʻihi piha

kino paipu

welau paipu

T≤13mm

T>13mm

±0.5%
≤4mm

e like me ka mea i ʻaelike ʻia

±10%

±1.5mm

3.2mm

0.2% L

0.020D

0.015D

'+10%
-3.5%

3.5mm

4.8mm

Hoʻāʻo Hydrostatic

wehewehe-huahana1

E kū pono ka paipu i ka hoʻāʻo hydrostatic me ka ʻole o ka leakage ma o ka weld seam a i ʻole ke kino paipu
ʻAʻole pono e hoʻāʻo ʻia nā mea hui ma ke ʻano hydrostatic, ke hoʻolako pono ʻia nā ʻāpana o ka paipu i hoʻohana ʻia i ka māka ʻana i nā mea hui ma mua o ka hana hoʻohui.

Ka Laina ʻAuwai

Ka hiki ke hahai ʻia:
No ka paipu PSL 1, pono ka mea hana e hoʻokumu a hahai i nā kaʻina hana i palapala ʻia no ka mālama ʻana:
ʻO ka ʻike wela a hiki i ka wā e hana ʻia ai kēlā me kēia hoʻokolohua kemika pili a hōʻike ʻia ka kūlike me nā koi i kuhikuhi ʻia
ʻO ka ʻike hoʻāʻo-ʻāpana a hiki i ka wā e hana ʻia ai kēlā me kēia hoʻāʻo mīkini pili a hōʻike ʻia ka kūlike me nā koi i kuhikuhi ʻia
No ka paipu PSL 2, pono ka mea hana e hoʻokumu a hahai i nā kaʻina hana i palapala ʻia no ka mālama ʻana i ka ʻike wela a me ka ʻike ʻāpana hoʻāʻo no ia paipu. Pono kēlā mau kaʻina hana e hāʻawi i nā ala no ka hahai ʻana i kekahi lōʻihi o ka paipu i ka ʻāpana hoʻāʻo kūpono a me nā hopena hoʻāʻo kemika e pili ana.

ʻO kekahi o nā pono nui o ka paipu SSAW ʻo ia kona maʻalahi o ka hana ʻana. Hiki ke hana ʻia kēia mau paipu i nā ʻano nui like ʻole, nā anawaena a me nā mānoanoa a hiki ke hoʻopilikino ʻia e hoʻokō i nā koi o kahi papahana kikoʻī. Eia kekahi, ʻo nā paipu wili ʻāwili i hoʻopaʻa ʻia i loko o ka arc i hana pinepine ʻia me ke kila kiʻekiʻe, e hana ana iā lākou i ka pale ʻana i ka pala a me ka hōʻoia ʻana i ka lōʻihi o ke ola lawelawe.

Paipu Laina API 5L:

Paipu laina API 5Lhe paipu kūkulu ʻāpana hakahaka i hoʻohana nui ʻia e kūlike ana i nā kūlana o ka American Petroleum Institute (API). Ua hoʻolālā ʻia kēia mau paipu e lawe i nā wai, e like me ka ʻaila a me ke kinoea kūlohelohe, ma nā wahi lōʻihi. Ua kaulana ka paipu laina API 5L no kona ikaika kiʻekiʻe, ka lōʻihi a me ke kūʻē ʻana i nā kūlana kaiapuni koʻikoʻi.

ʻO ke kaʻina hana hana o ka paipu laina API 5L e pili ana i nā hana hoʻomalu maikaʻi e hōʻoia i kona hilinaʻi. Hana ʻia kēia mau paipu me ke kila kalapona a he mau waiwai mechanical maikaʻi loa. ʻO ka mālama pono ʻana i nā kūlana API e hōʻoiaʻiʻo ana e hiki i kēia mau paipu ke kū i nā kaomi kiʻekiʻe a me nā loli o ka mahana, e kūpono ai no nā noi koʻikoʻi i ka ʻoihana aila a me ke kinoea.

Nā pono i hui pū ʻia:

Ke hui pū ʻia ka paipu wili i hoʻopaʻa ʻia i loko o ka arc a me ka paipu laina API 5L, hāʻawi lākou i ka kūpaʻa a me ka hilinaʻi ʻano like ʻole. ʻO nā humuhumu wili o ka paipu SSAW i hui pū ʻia me ka ikaika a me ke kūpaʻa o ka paipu laina API 5L e hana i kahi ʻōnaehana kākoʻo kūkulu ikaika.

Ma waho aʻe o ko lākou mau pono ponoʻī, ʻo ka hoʻohālikelike ʻana o ka paipu wili i hoʻopaʻa ʻia i loko o ka arc a me ka paipu laina API 5L e hoʻonui i ka pono o nā papahana pipeline. ʻO ka versatility o ka paipu SSAW e ʻae i ka pilina maʻalahi me ka paipu laina API 5L, e hōʻoiaʻiʻo ana i ke kahe maʻalahi o nā wai i loko o ka pūnaewele paipu.

I ka hopena:

He mea nui loa nā paipu kūkulu ʻāpana hakahaka i ke kūkulu ʻana i nā ʻoihana ikaika. ʻO ka hoʻohana pū ʻana o ka paipu SSAW a me ka paipu laina API 5L e hāʻawi i kahi hopena ikaika e hāʻawi ana i ka ikaika, ke kūpaʻa a me ka hilinaʻi no nā papahana like ʻole. Inā paha e kākoʻo ana i nā kumu o nā hale kiʻekiʻe a i ʻole ka lawe ʻana i nā wai koʻikoʻi ma nā wahi lōʻihi, he kuleana koʻikoʻi kēia mau paipu i ka hōʻoia ʻana i ka lōʻihi a me ke kūpaʻa o kā mākou ʻoihana. Ma ka hoʻohana ʻana i ka ikaika o ka paipu wili i hoʻopaʻa ʻia i loko o ka arc arc a me ka hilinaʻi o ka paipu laina API 5L, hiki i nā ʻenekinia ke kūkulu i kahi kahua paʻa no kahi lā ʻapōpō maikaʻi aʻe.


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