UNE EN 39
UNE EN 39 (Loose steel tubes for tube and coupler scaffolds - Technical delivery conditions)· UNE (Spain) · 2 materials
| Designation | Material group | |
|---|---|---|
| 1.0106 | Structural and constructional steels | chevron_right |
| S 235 GT | Structural and constructional steels | chevron_right |