JINBAICHENG Hlau Khoom Co., Ltd

Dab tsi yog txias dov coil

Cold Rolled Coil Chaw tsim tshuaj paus, Stockholder, tus neeg muag khoom CRCExporter hauvSuav teb.

 

  1. Dab tsi yog txias dov coil

Cold rolled coil, tseem hu ua CRC, yog ib hom khoom siv hlau uas yog tsim los ntawm kub dov ca steel thiab yog tus cwj pwm los ntawm cov thicknesses me me thiab kev siv tshwj xeeb.

Cold-rolled steel yog hais txog cov hlau tsis tshua muaj carbon uas tsim los ntawm txoj kev "txias dov" thiab ua tiav ntawm qhov chaw nyob ze ntawm chav tsev kub.Cold-dov steel muaj superior zog thiab machinability.Cov ntawv txias-dov steel feem ntau yog siv rau cov khoom tsim khoom uas yuav tsum tau ua kom nruj, qhov sib npaug, ncaj thiab coated nto.

Cold-rolled steel yog tsim nyob rau hauv txias txo mills qhov twg cov khoom yog txias nyob ze ntawm chav tsev kub, ua raws li los ntawm annealing thiab / los yog tempers dov.Cov txheej txheem no tsim cov hlau uas muaj ntau yam ntawm qhov chaw tiav thiab zoo dua hauv kev ua siab ntev, concentricity, thiab ncaj nraim piv rau cov hlau kub-dov.Cold-dov hlau muaj cov ntsiab lus ntawm cov pa roj carbon tsawg, thiab cov txheej txheem annealing ua rau lawv softer dua li cov ntawv kub dov.Cov khoom siv txias-dov steel feem ntau yog ua los ntawm cov ntawv, strips, tuav thiab rods.

2.Cold-dov coil classification, cov khoom ntau thiab cov khoom

Cov qauv siv nyob rau hauv ntau lub teb chaws los tsim cov kev cai rau cov hlau txias, xws li EN 10130, EN 10268, EN 10209, ASTM A1008 / A1008M, DSTU 2834, GOST 16523, GOST 9045, GOST 17066 thiab lwm yam Qhov loj me me rau cov coils txias, lawv daim ntawv thov (profiling, txias sib sau, enamelling, siv dav, thiab lwm yam), txhua yam khoom, nto zoo thiab lwm yam tsis.

3.Cold-dov coils raws li European qauv

Feem ntau ua raws li European cov qauv rau kev tsim cov tshuab txias txias yog EN 10130, EN 10268 thiab EN 10209.

EN 10130 yog siv rau cov khaub thuas dov coils ua los ntawm cov pa roj carbon tsawg DC01, DC03, DC04, DC05, DC06 thiab DC07 steel qib rau txias sib sau tsis muaj txheej, nrog qhov dav yam tsawg kawg nkaus ntawm 600 hli thiab qhov tsawg kawg nkaus thickness ntawm 0.35 hli.

 

4.Cov yam ntxwv ntawm Cold Rolled Coil

Cov yam ntxwv tseem ceeb ntawm cov khaub thuas dov coils suav nrog qhov tseeb qhov ntev, txhim kho cov khoom siv kho tshuab, thiab zoo dua saum npoo zoo dua li cov ntawv kub dov.

Txias dov kuj ua rau nws muaj peev xwm los tsim cov ntawv nyias nyias uas tsis tuaj yeem tsim hauv cov kub dov mills.Cov kev lag luam tseem ceeb uas siv cov tshuab txias txias yog siv lub tshuab tsim, cov khoom siv, kev tsim kho, tsheb.Thaum nws los txog rau kev tsim kho kev lag luam, txias-kuav los tiag coils yog siv los tsim façade ntsiab, steel qauv, khoov kaw thiab qhib profiles, thiab lwm yam.

JINBAICHENG khoomntau yam muab rau koj los optimize koj cov khoom thiab cov txheej txheem.

 

 

Qib hlau

Nto zoo

Re

Rm

A80

r90 ua

n90 ua

Ladle tsom xam

MPa

MPa

Tsawg%

Min

Min

MAX %

UA, max %

S max %

Mn max %

Tau max %

dc01 ua

A

-/280

270/410 ib

28

-

-

0.12

0.045 ib

0.045 ib

0.60 ib

-

B

dc03 ua

A

-/240

270/370 ib

34

1.3

-

0.10

0.035 ib

0.035 ib

0.45 ib

-

B

dc04 ua

A

-/210

270/350 ib

38

1.6

0.180 Nws

0.08 ib

0.030 Nws

0.030 Nws

0.40 Nws

-

B

dc05 ua

A

-/180

270/330 ib

40

1.9

0.200 Nws

0.06 ib

0.025 ib

0.025 ib

0.35 Nws

-

B

dc06 ua

A

-/170

270/330 ib

41

2.1

0.220 Nws

0.02 ib

0.020 ib

0.020 ib

0.25

0.3

B

dc07 ua

A

-/150

250/310 ib

44

2.5

0.230 Nws

0.01 ib

0.020 ib

0.020 ib

0.20 ib

0.2

B

 


Post lub sij hawm: Sep-08-2022