GB/T 29528
GB/T 29528 (Specification of copper alloy forgings for valves)· GB (China) · 5 materials
| Designation | Material group | |
|---|---|---|
| HPb59-1 | Copper | chevron_right |
| HPb59-3 | Copper | chevron_right |
| HPb60-2 | Copper | chevron_right |
| HPb61-2-0.1 | Copper | chevron_right |
| RHPb62-2-0.1 | Copper | chevron_right |