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Cold Rolled Steel Sheet
1. Description
- Name of Product: Cold Rolled Steel Sheet
- Quality: American Standard ASTM A1008-2007
Chinese Standard GB/T 708-2006
- Made with no alloy quality steel, good welding properties.
2. Specification
2.1 American Standard ASTM A1008-2007
2.1.1 Chemical Analysis:
|
Designation
|
Heat Analysis, (%) Element Maximum Unless Otherwise Shown
|
|||||||||||
|
C
|
S
|
P
|
Mn
|
Cu
|
Ni
|
Cr
|
Mo
|
V
|
Cb
|
Ti
|
Si
|
|
|
CS Type A
|
0.10
|
0.035
|
0.03
|
0.6
|
0.20*
|
0.20
|
0.15
|
0.06
|
0.008
|
0.008
|
0.0025
|
-
|
|
CS Type B
|
0.02 - 0.15
|
0.035
|
0.03
|
0.6
|
0.20*
|
0.20
|
0.15
|
0.06
|
0.008
|
0.008
|
0.0025
|
-
|
| CS Type C | 0.08 | 0.35 | 0.10 | 0.6 | 0.20* | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.0025 | - |
2.1.2 Mechanical Properties:
|
Designation
|
Yield Strength (Mpa)
|
Elongation in 2 inch (%)
|
|
CS Type A
|
140 ≤ x ≤ 275
|
≥ 30
|
|
CS Type B
|
140 ≤ x ≤ 275
|
≥ 30
|
|
CS Type C
|
140 ≤ x ≤ 275
|
≥ 30
|
2.2 Chinese Standard GB/T 708-2006
|
Thickness (mm)
|
Width and thickness tolerance
|
||
|
≤ 1200
|
1200 ~ 1500
|
＞ 1500
|
|
|
≤0.4
|
±0.025
|
±0.035
|
±0.045
|
|
0.4~0.6
|
±0.035
|
±0.045
|
±0.05
|
|
0.6~0.8
|
±0.04
|
±0.05
|
±0.05
|
|
0.8~1
|
±0.045
|
±0.06
|
±0.06
|
|
1~1.2
|
±0.055
|
±0.07
|
±0.07
|
|
1.2~1.6
|
±0.07
|
±0.08
|
±0.08
|
|
1.6~2
|
±0.08
|
±0.09
|
±0.09
|
|
2~2.5
|
±0.1
|
±0.11
|
±0.11
|
|
2.5~3
|
±0.11
|
±0.12
|
±0.12
|
|
3~4
|
±0.14
|
±0.15
|
±0.15
|
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