GB/T 20887.5
GB/T 20887.5 (Continuously hot rolled high strength steel sheet and strip for automobile. Part 5: Martensitic steel)· GB (China) · 2 materials
| Designation | Material group | |
|---|---|---|
| HR1050/1400MS | Structural and constructional steels | chevron_right |
| HR900/1180MS | Structural and constructional steels | chevron_right |