| Bolts, Screws, Studs |
DIN EN ISO 898-1 |
Mechanical properties (tensile strength, yield strength, hardness). |
| Nuts |
DIN EN ISO 898-2 |
Mechanical properties of nuts: proof load, hardness, material requirements. |
| Set Screws / Grub Screws |
DIN EN ISO 898-5 |
Hardness and strength requirements for set screws. |
| Stainless Steel Fasteners |
DIN EN ISO 3506-1/2 |
Mechanical properties & chemical composition (A2, A4, A5, etc.). |
| Structural Bolts |
DIN EN 14399 Series |
High-strength structural bolt assemblies for preloading. |
| Threaded Rods / Studs |
DIN 976-1 / DIN EN 15048-1 |
Mechanical properties for threaded rods and non-preloaded structural bolting. |
| Coating Standards |
DIN EN ISO 4042 / DIN EN ISO 10684 |
Surface coating, hydrogen embrittlement, plating & galvanizing standards. |