GB/T 19850
GB/T 19850 (The seamless round copper tubes for electrical purposes)· GB (China) · 9 materials
| Designation | Material group | |
|---|---|---|
| T1 | Copper | chevron_right |
| T2 | Copper | chevron_right |
| TAg0.1 | Copper | chevron_right |
| TP1 | Copper | chevron_right |
| TU0 | Copper | chevron_right |
| TU1 | Copper | chevron_right |
| TU2 | Copper | chevron_right |
| TU3 | Copper | chevron_right |
| TUAg0.1 | Copper | chevron_right |