Properties
Properties
Mechanical properties
The available grades have the following mechanical properties. These are measured longitudinal to the rolling direction.
Property range is indicated according to VDA 239-100, but properties meet equivalent EN 10346 specifications also.
| Grade | CR DP1000LY | |
|---|---|---|
| Coating type | GI | |
| Yield strength Rp0,2 | N/mm2 | 590 - 740 |
| Min. BH2 | N/mm2 | 30 |
| Tensile strength Rm | N/mm2 | 980 - 1130 |
| Elongation1 | % | 10 |
| Min. r-value | - | |
| Min. n-value | - |
1 Elongation after fracture A uses test piece length L0 = 80 mm.
Chemical composition
Tata Steel supplies the following cast analysis with maximum values in weight percentages:
| Grade | CR DP1000LY | |
|---|---|---|
| C | Max. | 0.20 |
| Mn | Max. | 2.90 |
| P | Max. | 0.050 |
| S | Max. | 0.010 |
| Si | Max. | 1.00 |
| Al | Max. | 1.00 |
| Cr+Mo | Max. | 1.40 |