Liphaephe tse entsoeng ka Mohatsela, EN10219 S235JRH, S235J0H, S355JRH, S355J0H

Tlhaloso e Khutšoanyane:

Karolo ena ea Tekanyetso ea Europe e totobatsa maemo a tekheniki a phano bakeng sa likarolo tse batang tse cheselitsoeng, tse se nang letho tsa libōpeho tse chitja, tsa lisekoere kapa tse khutlonnetsepa, 'me e sebetsa likarolong tse entsoeng ka masoba tse batang ntle le ho phekoloa ka mocheso o latelang.

Cangzhou Spiral Steel Pipes Group Co., Ltd e fana ka karolo e se nang letho ea liphaephe tse chitja tsa tšepe bakeng sa sebopeho.


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Thepa ea Mechini

tšepe kereiti

bonyane matla a tlhahiso
Mpa

Matla a tšepe

Bonyane bo bolelele
%

Matla a fokolang a ts'usumetso
J

Botenya bo boletsoeng
mm

Botenya bo boletsoeng
mm

Botenya bo boletsoeng
mm

ka mocheso oa teko ea

<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

-

-

Sebopeho sa Lik'hemik'hale

Kereiti ea tšepe

Mofuta oa de-oxidation a

% ka boima, boholo

Lebitso la tšepe

Nomoro ea tšepe

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.Mokhoa oa deoxidation o khethiloe ka tsela e latelang:

FF: Tšepe e bolailoeng ka ho feletseng e nang le likarolo tse tlamang tsa nitrogen ka bongata bo lekaneng ho kopanya naetrojene e fumanehang (mohlala, min. 0,020 % kakaretso ea Al kapa 0,015 % e qhibilihang Al).

b.Theko e phahameng ea naetrojene ha e sebetse haeba motsoako oa lik'hemik'hale o bontša bonyane kakaretso ea Al content ea 0,020 % ka tekanyo ea bonyane ea Al/N ea 2:1, kapa haeba likarolo tse ling tse lekaneng tsa N-binding li le teng.Lintlha tse tlamang N li tla tlalehoa Tokomaneng ea Tlhahlobo.

Teko ea Hydrostatic

Bolelele bo bong le bo bong ba phala bo tla lekoa ke moetsi ho khatello ea hydrostatic e tla hlahisa ka har'a lebota la liphaephe khatello ea maikutlo e seng ka tlase ho 60% ea matla a tlase a chai a boletsoeng mocheso oa kamore.Khatello e tla khethoa ke equation e latelang:
P=2St/D

Liphapang Tse Dumelloang Ka Boima le Botekanyo

Bolelele bo bong le bo bong ba phala bo tla lekanngoa ka thoko 'me boima ba eona bo ke ke ba fapana ho feta 10% ho feta kapa 5.5% tlasa boima ba eona ba theoretical, bo baloang ho sebelisoa bolelele ba eona le boima ba eona ka bolelele ba yuniti.
Bophara ba ka ntle bo ke ke ba fapana ho feta ± 1% ho tloha bophara bo boletsoeng bo ka ntle bo boletsoeng
Botenya ba marako sebakeng leha e le sefe ha boa lokela ho feta 12.5% ​​tlas'a botenya ba lebota bo boletsoeng


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