Stainless-Steel-Fasteners-Mechanical-Properties
Mechanical properties - Stainless Steel Fasteners
Screws and Bolts up to M6 | |||||
| Type | Grade | Nominal Size | Property Class | ||
| 50 | 70 | 80 | |||
| Minimum Breaking Torque N/mm² | |||||
| Austenitic | A1 A2 A4 | M1.6 | 0.15 | 0.2 | 0.27 |
| M2 | 0.3 | 0.4 | 0.56 | ||
| M2.5 | 0.6 | 0.9 | 1.2 | ||
| M3 | 1.1 | 1.6 | 2.1 | ||
| M4 | 2.7 | 3.8 | 4.9 | ||
| M5 | 5.5 | 7.8 | 10 | ||
| Screws, Bolts and Nuts from M6 | |||||||
| Type | Grade | Property Class | Nominal Size | Bolts and Screws | Nuts | ||
| Minimum Tensile Strength N/mm² | Minimum Proof Stress N/mm² | Minimum Elongation at fracture mm | Proof Load Stress (sp) N/mm² | ||||
| Austenitic | A1 A2 A4 | 50 | M6 - M39 | 500 | 210 | 0.6 x Nom. Dia. | 500 |
| 70 | M6 - M20 | 700 | 450 | 0.4 x Nom. Dia. | 700 | ||
| 80 | M6 - M20 | 800 | 600 | 0.3 x Nom. Dia. | 800 | ||
Information is for guidance only and is correct to the best of our knowledge. The customer must satisfy themselves with the performance of the fastener and validity of the data.
