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Steel for re-rolling is hot-rolled steel that can be further processed into cold-rolled steel for forming and for packaging steel. These forming grades have good pickling and galvanising properties. The weldability is good. |
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Relationships with Standards |
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Steel for forming
Hot-rolled steel that can be further processed into cold-rolled steel for forming complies with the following standards: |
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European Standard
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National standards
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EN 10111, 2008
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UK
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Germany
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Grade
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BS 1449 part 1
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DIN 1614 part 2
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DD14
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-
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-
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DD13
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HR1
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StW24
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DD12
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HR2
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RRStW23
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DD11
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HR3/HR4
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StW22
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Packaging steel
The classification is based on EN 10202, EN 10203 and EN 10205. These standards have no requirements concerning the chemical composition or method of making up hot-rolled strip. This concerns the grades T50, T52, T57, T61 and T65. |
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Chemical Composition |
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Tata Steel Strip Products IJmuiden will satisfy the following heat analysis with maximum values in weight percentages:
Steel for forming |
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DIN 1614-1 |
C |
Mn |
P |
S |
N |
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Grade |
Max. |
Max. |
Max. |
Max. |
Max. |
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St24 |
0.08 |
0.45 |
0.025 |
0.025 |
- |
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RRSt23 |
0.10 |
0.45 |
0.030 |
0.030 |
- |
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St22 |
0.10 |
0.45 |
0.035 |
0.035 |
0.007 | |
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Dimensions |
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Steel for forming and for packaging steel is available in the following dimensions in mm: |
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Thickness
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Width
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Width
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from-up to
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Min.
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Max.
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Non-pickled
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1.47-1.50
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700
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1300
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1.50-1.60
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700
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1330
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1.60-1.70
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700
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1400
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1.70-1.80
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700
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1480
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1.80-1.90
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700
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1550
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1.90-2.00
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700
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1630
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2.00-2.20
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700
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1710
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2.20-2.40
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700
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1820
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2.40-2.60
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700
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1920
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2.60-2.70
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700
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2030
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2.70-11.0
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700
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2070
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Pickled
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1.50-1.60
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750
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1330
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1.60-1.70
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750
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1400
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1.70-1.80
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750
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1480
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1.80-1.90
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750
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1550
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1.90-2.00
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750
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1630
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2.00-2.20
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750
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1710
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2.20-2.40
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750
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1820
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2.40-2.60
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750
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1920
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2.60-2.70
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750
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2030
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2.70-4.76
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750
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2070
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4.76-4.90
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750
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2040
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4.90-5.00
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750
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2000
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5.00-5.10
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750
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1960
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5.10-5.20
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750
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1920
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5.20-5.30
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750
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1890
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5.30-5.40
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750
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1850
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5.40-5.50
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750
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1820
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5.50-5.60
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750
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1780
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5.60-5.70
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750
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1750
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5.70-5.80
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750
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1720
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5.80-5.90
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750
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1700
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5.90-6.35
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750
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1670
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Other dimensions available after consultation. |
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