JB/T 4403
JB/T 4403 (Graphite cast iron pieces)· GB (China) · 1 materials
| Designation | Material group | |
|---|---|---|
| RuT420 | Cast irons | chevron_right |
JB/T 4403 (Graphite cast iron pieces)· GB (China) · 1 materials
| Designation | Material group | |
|---|---|---|
| RuT420 | Cast irons | chevron_right |