GB/T 34484.1
GB/T 34484.1 (Heat-treatable steels - Part 1: Non-alloy steels)· GB (China) · 12 materials
| Designation | Material group | |
|---|---|---|
| 23Mn | Structural and constructional steels | chevron_right |
| 25 | Structural and constructional steels | chevron_right |
| 28Mn | Structural and constructional steels | chevron_right |
| 30 | Structural and constructional steels | chevron_right |
| 35 | Structural and constructional steels | chevron_right |
| 36Mn | Structural and constructional steels | chevron_right |
| 40 | Structural and constructional steels | chevron_right |
| 42Mn | Structural and constructional steels | chevron_right |
| 45 | Structural and constructional steels | chevron_right |
| 50 | Structural and constructional steels | chevron_right |
| 55 | Structural and constructional steels | chevron_right |
| 60 | Structural and constructional steels | chevron_right |