Yam khoom twg yog Cold Rolled Coil?

Mar 28, 2024 Tso lus

Cold-rolled coilsyog cov khoom siv hlau uas tsim los ntawm kev siv cov yas deformation rau cov hlau kub dov ntawm cov tshuab txias dov. Nrog rau kev ua haujlwm zoo li no, cov khoom lag luam tuaj yeem muaj qhov tseeb qhov ntev dua, zoo dua qhov zoo thiab txhim kho cov cuab yeej cuab tam zoo li piv nrog cov kub dov. Txias dov kuj tseem siv los ua cov coils nyias dua li cov tshuab kub dov tuaj yeem tsim tau tam sim no (tsawg dua 08-1.0 hli).

 

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.

 

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 txias tsis muaj txheej, nrog qhov dav tsawg kawg nkaus ntawm 600 mm thiab qhov tsawg kawg nkaus thickness 0.35 hli.

Qib hlau

Nto zoo

Tsis muaj cov hlua khi

Re

Rm

A80

r90

n90

Ladle tsom xam

MPa

MPa

Tsawg%

Min

Min

MAX %

UA, max %

S max %

Mn max %

Tau max %

dc01 ua

A

-

-/280

270/410

28

-

-

0.12

0.045

0.045

0.60

-

B

3 hli

dc03 ua

A

6 hli

-/240

270/370

34

1.3

-

0.10

0.035

0.035

0.45

-

B

6 hli

dc04 ua

A

6 hli

-/210

270/350

38

1.6

0.180

0.08

0.030

0.030

0.40

-

B

6 hli

dc05 ua

A

6 hli

-/180

270/330

40

1.9

0.200

0.06

0.025

0.025

0.35

-

B

6 hli

dc06 ua

A

Tsis txwv

-/170

270/330

41

2.1

0.220

0.02

0.020

0.020

0.25

0.3

B

Tsis txwv

dc07 ua

A

Tsis txwv

-/150

250/310

44

2.5

0.230

0.01

0.020

0.020

0.20

0.2

CR Cold Rolled Coil

CR Cold Rolled Steel Coil