GB/T 33966
GB/T 33966 (Seamless abrasion-resistant steel pipes for mortar service)· GB (China) · 4 materials
| Designation | Material group | |
|---|---|---|
| NM50 | Structural and constructional steels | chevron_right |
| NM55 | Structural and constructional steels | chevron_right |
| NM60 | Structural and constructional steels | chevron_right |
| NM62 | Structural and constructional steels | chevron_right |