Paipu kila SSAW no ka laina wai ma lalo o ka honua

Wehewehe Pōkole:

Welina mai i ka hoʻolauna huahana paipu wiliwili i lawe ʻia iā ʻoe e Cangzhou Spiral Steel Pipe Group Co., Ltd., ka mea hana alakaʻi Kina o nā paipu kila wiliwili a me nā huahana uhi paipu.


Nā kikoʻī huahana

Nā Lepili Huahana

Hoʻomaka ʻia ke kila kila i hoʻopaʻa ʻia i loko o ka ʻōwilipaipu no nā laina wai ma lalo o ka honua

Ua hoʻokuʻu ʻo Cangzhou Spiral Steel Pipe Group Co., Ltd. i kāna paipu kila humuhumu spiral hou loa, he paipu kila humuhumu spiral e hoʻololi i ka ʻoihana paipu wai honua. He mea hoʻololi pāʻani kēia paipu i ka mākeke lawe wai a me ka wai hoʻoneoneo o ke kūlanakauhale ma muli o kona ʻano kiʻekiʻe a me ka hana kiʻekiʻe.

Waiwai Mīkini

papa kila

ka ikaika hua haʻahaʻa loa
Mpa

Ikaika tensile

Ka hoʻolōʻihi iki ʻana
%

Ka ikehu hopena haʻahaʻa loa
J

Mānoanoa i kuhikuhi ʻia
mm

Mānoanoa i kuhikuhi ʻia
mm

Mānoanoa i kuhikuhi ʻia
mm

ma ka mahana hoʻāʻo o

 

<16

>16≤40

<3

≥3≤40

≤40

-20℃

0℃

20℃

S235JRH

235

225

360-510

360-510

24

-

-

27

S275J0H

275

265

430-580

410-560

20

-

27

-

S275J2H

27

-

-

S355J0H

365

345

510-680

470-630

20

-

27

-

S355J2H

27

-

-

S355K2H

40

-

-

Nā paipu kila SSAWhana ʻia me nā ʻōwili kila ʻokiʻoki ma ke ʻano he mea maka, hoʻopuka ʻia ma ka mahana mau, a hoʻopaʻa ʻia e ke kaʻina hana hoʻoheheʻe arc submerged pālua ʻelua ʻaoʻao. Hōʻoia kēia ʻenehana hana hou i nā pae kiʻekiʻe loa o ka pololei a me ke kūpaʻa, e hana ana i kā mākou mau paipu kūpono no nā noi laina wai honua.

Paipu No ka laina wai ma lalo o ka honua

ʻO ka puʻuwai o kēiapaipu kila ʻōwiliʻo ia kona hoʻolālā wili kū hoʻokahi. Hoʻokomo ʻia ke kila kila i loko o ka mea paipu i hoʻopili ʻia a ʻōwili mālie ʻia e nā wili he nui e hana i kahi paipu poepoe hakahaka me kahi hakahaka wehe. Loaʻa iā ia ka hiki ke hoʻoponopono i ka nui o ka hōʻemi o ka wili extrusion, a hiki ke hoʻomalu ʻia ka hakahaka weld ma waena o 1-3mm e hōʻoia i kahi pilina paʻa a paʻa. Eia kekahi, ua kūlike pono nā wēlau ʻelua o ka hui i hoʻopili ʻia, e hāʻawi ana i kahi hoʻopau kūpono.

He nui nā ʻano o nā paipu kila SSAW e hoʻokaʻawale iā lākou mai nā paipu kila kuʻuna. Loaʻa i kona ʻano wili ka ikaika maikaʻi loa a me ke kūʻē ʻana i nā mana o waho, e hōʻoiaʻiʻo ana i ka palekana a me ka hilinaʻi o ka ʻōnaehana hāʻawi wai. Eia kekahi, ʻo ke kaʻina hana kuʻihao kiʻekiʻe e hōʻoiaʻiʻo ana he pale leak nā hui a pale i ka seepage a i ʻole ka haumia. Me kona kūkulu paʻa a me nā pilina paʻa, hōʻoia kēia paipu i ka hana lōʻihi a hoʻemi i nā pono mālama, e lilo ia i hopena kūpono no kekahi papahana laina wai honua.

Ka Hoʻohui Kemika

Papa kila

ʻAno o ka de-oxidation a

% ma ke kaumaha, ka nui loa

Inoa kila

Helu kila

C

C

Si

Mn

P

S

Nb

S235JRH

1.0039

FF

0,17

—

1,40

0,040

0,040

0.009

S275J0H

1.0149

FF

0,20

—

1,50

0,035

0,035

0,009

S275J2H

1.0138

FF

0,20

—

1,50

0,030

0,030

—

S355J0H

1.0547

FF

0,22

0,55

1,60

0,035

0,035

0,009

S355J2H

1.0576

FF

0,22

0,55

1,60

0,030

0,030

—

S355K2H

1.0512

FF

0,22

0,55

1,60

0,030

0,030

—

a. Ua kapa ʻia ke ʻano deoxidation penei:

FF: Ke kila i pepehi piha ʻia me nā mea hoʻopaʻa naikokene i nā nui e lawa ai e hoʻopaʻa i ka naikokene i loaʻa (e laʻa me ka liʻiliʻi he 0,020% Al āpau a i ʻole 0,015% Al hiki ke hoʻoheheʻe ʻia).

b. ʻAʻole pili ka waiwai kiʻekiʻe loa no ka naikokene inā hōʻike ka hoʻohui kemika i ka liʻiliʻi loa o ka nui o Al he 0,020% me ka liʻiliʻi loa o ka lakio Al/N he 2:1, a i ʻole inā lawa nā mea hoʻopaʻa N ʻē aʻe. Pono e hoʻopaʻa ʻia nā mea hoʻopaʻa N ma ka Palapala Nānā.

Ua hoʻolālā ʻia kēia huahana kūikawā e hoʻokō i nā pono like ʻole o ka ʻoihana. Inā paha e kūkulu ana i nā ʻōnaehana hoʻolako wai a me nā ʻōnaehana halihali wai ʻino o ke kūlanakauhale a i ʻole e halihali ana i ke kinoea kūlohelohe a me ka ʻaila ma nā wahi lōʻihi, ʻo nā paipu wili ʻia i hoʻopaʻa ʻia i loko o ka arc spiral ke koho mua. Hoʻonui ʻia kona ʻano hana i nā ʻōnaehana paila paipu, e hāʻawi ana i ka paʻa a me ka hiki ke hāpai i ka ukana. Me ko lākou ikaika kiʻekiʻe a me ka hilinaʻi, ʻoi aku kā mākou mau paipu ma mua o nā mea i manaʻo ʻia ma ke ʻano o ka hana a me ke ola lōʻihi.

Ma Cangzhou Spiral Steel Pipe Group Co., Ltd., kūpaʻa mau kā mākou kūpaʻa i ka maikaʻi. Me nā makahiki o ka ʻike ʻoihana a me ka ʻike loea, haʻaheo mākou i ka hāʻawi ʻana i nā huahana maikaʻi e kū ana i nā kūlana kiʻekiʻe loa. ʻO kā mākou mau hale hana hana kiʻekiʻe loa a me nā kaʻina hana hoʻomalu maikaʻi e hōʻoiaʻiʻo ana i kēlā me kēia paipu kila wili i hoʻopaʻa ʻia i loko o ka arc e haʻalele ana i ka hale hana he kiʻekiʻe loa ke ʻano.

Paipu SSAW

I ka pōkole, ʻo ka paipu kila wili i hoʻoheheʻe ʻia i loko o ka arc e hoʻololi i ka ʻoihana paipu wai ma lalo o ka honua. Me ke kūkulu ʻana i ʻoi aku ka maikaʻi, nā hui pale leak a me ka ikaika kiʻekiʻe, ʻo kēia paipu ke koho hope loa no kekahi papahana hoʻoili wai. E manaʻoʻiʻo e hiki iā Cangzhou Spiral Steel Pipe Group Co., Ltd. ke hāʻawi iā ʻoe i ka hopena maikaʻi loa e hoʻokō ai i kāu mau pono. E ʻike i ka wā e hiki mai ana o nā ʻōnaehana paipu wai honua me ka paipu kila SSAW.


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