UNE EN ISO 898-5
UNE EN ISO 898-5 (Mechanical properties of fasteners made of carbon steel and alloy steel - Part 5: Set screws and similar threaded fasteners with specified hardness classes - Coarse thread and fine pitch thread)· UNE (Spain) · 4 materials
| Designation | Material group | |
|---|---|---|
| Class 14H | Structural and constructional steels | chevron_right |
| Class 22H | Structural and constructional steels | chevron_right |
| Class 33H | Structural and constructional steels | chevron_right |
| Class 45H | Structural and constructional steels | chevron_right |