Ympress® S700MC
High-Strength Low-Alloy Steel
1. Steel Description and Applications
Ympress® S700MC is a hot-rolled, high-strength low-alloy steel. It combines high strength with outstanding formability, consistent quality, and excellent weldability. Typical uses include cranes, truck chassis, trailers, construction machinery, and agricultural equipment.
2. Key Benefits
- High yield strength improves load-bearing capacity.
- Lightweight design without compromising performance.
- Consistent thickness and reliable quality.
- Excellent weldability and surface finish.
3. Chemical Composition (% by weight)
| C | Mn | Si | P | S | Altot | Nb* | V* | Ti* | Mo | B | Ceq** |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤ 0.10 | ≤ 2.10 | ≤ 0.15 | ≤ 0.020 | ≤ 0.003 | ≥ 0.015 | ≤ 0.09 | ≤ 0.01 | ≤ 0.15 | ≤ 0.06 | ≤ 0.002 | 0.40 |
* Nb+V+Ti < 0.220 guaranteed | **Ceq is a typical value
4. Mechanical Properties
| Property | Value |
|---|---|
| Yield strength (ReH) | ≥ 700 MPa |
| Tensile strength (Rm) | 750–900 MPa |
| Elongation (A) | ≥ 14% |
| Min bending radius | 2.0 t |
5. Applications
- Cranes & lifting equipment
- Truck trailers & chassis
- Construction machinery
- Agricultural equipment