GB/T 20509
GB/T 20509 (Copper and copper alloys drawing for contacting materials of electric locomotives)· GB (China) · 9 materials
| Designation | Material group | |
|---|---|---|
| T2 | Copper | chevron_right |
| TAg0.1 | Copper | chevron_right |
| TCr0.6-0.1 | Copper | chevron_right |
| TMg0.25 | Copper | chevron_right |
| TMg0.35 | Copper | chevron_right |
| TMg0.45 | Copper | chevron_right |
| TSn0.15 | Copper | chevron_right |
| TSn0.3 | Copper | chevron_right |
| TSn0.5 | Copper | chevron_right |