Cold Rolled Steel

Cold Rolled Steel Coil

    Thickness: 0.18mm - 3.5mm


    Width: 1000/ 1219/ 1250/ 1500/ 1800mm


    Coil ID: 508mm/ 610mm

  • Classification

    Specification

    Typical grade

    Standard

    Automobile

    Low carbon steel, deep drawing IF steel, high strength IF steel, high strength low alloy steel, dual phase steel, bake hardening steel, TRIP steel

    DC01-DC06 CR220IF HC340LA 590DP 220P1 CR220BH CR420, STKM 11A

    EN10130 EN10268 JIS G 3141 JIS G 3135 Q/TB303 Q/HG031

    Home Appliance

    Low carbon steel, IF steel, Al-killed steel

    DC01-DC06 SPCC-J1 SPCC-J2 SPCD SPCE

    Q/HG 009 EN10130 JISG3141 GB/T 5213 ASTMA1008M

    Special Purpose

    Flux cored welding wire slideway steel, steel sheet for security door chain steel

    TYH THD SPCC-SC TLA

    2016JX027 JT010-2013 Commercial sheet Low carbon steel SPCC DC01 Q/HG006 EN10130 GB/T5213-2008

    Commercial

    Low carbon steel

    SPCC DC01

    Q/HG006 EN10130 GB/T5213-2008

     




Production process of Cold Rolled Steel Coil:

流程图

Chemical Components:

Grade  

Chemical Components  

c  

Mn  

P  

S  

Alt  

SPCC  

≤0.12

≤0.50

≤0.035

≤0.025

≥0.020

SPCD

≤0.10

≤0.45

≤0.030

≤0.025

≥0.020

SPCE

≤0.08

≤0.40

≤0.025

≤0.020

≥0.020 

 

Mechanical Properties:

Grade

Strength

YS

TS

Elongation(%)

MPA

δ

S

P

SPCC DC01

130-260

270-410

28

 

 

SPCD DC03

120-240

270-390

34

 

 

SPCE SPCEN

<210

270-370

38

 

 

DC04 DC05

<210

270-370

38

 

 

AISI1006

275-365

275-380

34

32

30

AISI 1008

275-390

275-410

32

30

28

AISI 1010

295-410

295-430

30

29

28

AISI 1020

355-490

355-500

26

25

24

AISI 1045

 

530-685

 

 

16

AISI 1050

 

540-715

 

 

14

AISI 1060

 

550-775

 

 

12

ST33 S185JR

185-195

315-430

33

 

 

ST37 S235JR

215-235

375-500

25

 

 

ST37 S355JR

275-325

510-680

18

 

 


Thickness Tolerance:

Thickness (mm)

Tolerance allowed(min)

0.20-0.50

+/-0.05

0.50-0.65

+/-0.06

0.65-0.90

+/-0.07

0.90-1.00

+/-0.09

1.10-1.20

+/-0.10

1.20-1.40

+/-0.12

1.40-1.50

+/-0.13

1.50-1.80

+/-0.14

1.80-2.00

+/-0.15

2.50-3.00

+/-0.20 


Width Tolerance:

Width(mm) 

Tolerance allowed (mm) 

200 

+2.0/-1.0 

>200-300 

+2.5/-1.0 

300-400 

+3.0/-2.0 

400-600 

+3.5/-2.5 

600-1000 

+6/-0 

>1000 

+10/-0 

 

Reference list of supply standards and steel grades as well as those equivalent or close to them:

Standard No. 

Q/BQB 418-2003 

JFS A2001-1998 

Q/BQB 418-1999 

Steel Grade 

B340/590DP 

JSC590Y 

B340VK 

B400/780DP 

JSC780Y 

B400VK 


Mechanical performances:

Steel Grade 

Yield Strength
MPa 

Tensile
Strength MPa
 

Elongation(Lo=50mm) 

180°Bending Test
   (b≥20mm) 

Nominal Thickness mm 

0.60~<1.0 

1.0~<1.6 

1.6  

Bending Center Diameter 

B340/590DP 

340-500 

590  

16  

18  

20  

  0.5a 

B400/780DP 

400-590 

780

-

14

16

  1.0a

 

Surface quality:

Grade

Code No

Features

Relatively high-grade finishing surface

FB(O3)

It is allowed for the existence of a few surface defects which will not affect forming and coating & plating adhesiveness such as minor scratch, impression, pit, roll mark and oxidation tint.

High-grade finishing surface

FC(O4)

One side of relatively good quality is free from any remarkable defect visible and the other side must reach FB requirements at least.


Packaging of Cold Rolled Steel Coil:

Products of Shanghai Metal Corporation are packed and labeled according to the regulations and customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

1)SMC Standard 

2)Customization

图

图

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