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Steel billets
| Standard Specification |
Steel grade | LADLE ANALYSIS, % | Deoxidation | |||||
|---|---|---|---|---|---|---|---|---|
| C max | Mn max | Si | P max | S max | N max | |||
| DIN 17100 | RSt 37-2 St 44-2 St 50-2 |
0,17 0,21 0,30 |
- - - |
- | 0,035 | 0,050 | 0,012 | killed |
| DIN 488 | BSt 500s | 0,22 | - | - | 0,050 | 0,050 | 0,012 | killed |
| ASTM A615 ASTM A615M |
40(300) 60(420) |
- - |
- - |
- - |
0,060 0,060 |
- - |
- - |
killed |
| Contract specification | - | 0,15-0,40 | 0,35-1,50 | 0,15-0,50 | 0,035 | 0,050 | As agreed upon | killed |
Twist is not specified.
h = b = 125mm (+/- 3,0 mm)
L = 11700 +- 100 mm (8, 9, 10, 11, 12 m are acceptable)
Rhomboidity - up to 10 mm, max
Camber - up to 60 mm, max
Steel grades can be produced with a chemical analysis as specified by the Customer.
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