Chemical Composition (%)
| C(％) | Si(％) | Mn(％) | P(％) | S(％) |
| ≤0.17 | ≤0.50 | 1.20～1.60 | ≤0.020 | ≤0.015 |
Mechanical Properties
| |
Min. |
Max. |
Approx |
| Castings; Homogenization, Solution and Precipitation Heat Treated (H1100); separately cast test pieces |
| Yield stress Rp0,2 (MPa) |
827 |
- |
- |
| Tensile stress, Rm (MPa) |
896 |
- |
- |
| Elongation, A (%) |
10.0 |
- |
- |
| Elongation in 4 x Diameter % |
| Impact, Kv/Ku (J) |
- |
- |
- |
| Hardness |
| HR min |
HR max |
|
| 30 |
38 |
|
| HRC |
| Castings; Homogenization, Solution and Precipitation Heat Treated (H1100); Integrally cast specimens |
| Yield stress Rp0,2 (MPa) |
827 |
- |
- |
| Tensile stress, Rm (MPa) |
896 |
- |
- |
| Elongation, A (%) |
6.0 |
- |
- |
| Elongation in 4 x Diameter % |
| Impact, Kv/Ku (J) |
- |
- |
- |
| Hardness |
| HR min |
HR max |
|
| 30 |
38 |
|
| HRC |
Mechanics performance
Steel thickness/mm: more than 16
The yield point | σ s frequency/MPa: 235
Tensile depth | σ b frequency/MPa: 390
Elongation | δ frequency / (%) 5:26
Impact absorption power AKV/J | testing temperature / ℃ :-20
Impact absorption power AKV/J | longitudinal frequency/J | : 27
Impact absorption power AKV/J | time frequency/J | : 27
180 ° of cold bending test | d-apex diameter, a-the following steel thickness thickness when/mm | than 16: d = 1.5 a
180 ° of cold bending test | d-apex diameter, a-the following steel thickness thickness when/mm | > 16: d = 2.5 a