G 3444
G 3444 (Carbon steel tubes for general structure)· JIS (Japan) · 5 materials
| Designation | Material group | |
|---|---|---|
| STK290 | Structural and constructional steels | chevron_right |
| STK400 | Structural and constructional steels | chevron_right |
| STK490 | Structural and constructional steels | chevron_right |
| STK500 | Structural and constructional steels | chevron_right |
| STK540 | Structural and constructional steels | chevron_right |