GB/T 18248
GB/T 18248 (Seamless steel tubes for gas cylinder)· GB (China) · 9 materials
| Designation | Material group | |
|---|---|---|
| 30CrMnSiA | Structural and constructional steels | chevron_right |
| 30CrMo | Structural and constructional steels | chevron_right |
| 34CrMo4 | Structural and constructional steels | chevron_right |
| 34Mn2V | Structural and constructional steels | chevron_right |
| 35CrMo | Structural and constructional steels | chevron_right |
| 37Mn | Structural and constructional steels | chevron_right |
| 4130X | Structural and constructional steels | chevron_right |
| 4142 | Structural and constructional steels | chevron_right |
| 42CrMo | Structural and constructional steels | chevron_right |