Astm F568 Grade 5.8 Fasteners Specification
Astm F568 Grade 5.8 Fasteners Properties
| Chemical Properties | ||
|---|---|---|
| C | P | S |
| 0.13-0.55 | 0.048 Max | 0.058 Max |
| Mechanical Properties | ||||
|---|---|---|---|---|
| Yeild strength | Tensile strength | Elongation | Reduction | Hardness |
| Mpa | Mpa | % | % | HRB |
| min | min | min | min | |
| 420 | 520 | 10 | 35 | 82-95 |
| Proof Load Values, kN | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Nominal Product Diameter & Thread Pitch | |||||||||
| M5 X 0.8 | M6 X 1 | M8 X 1.25 | M10 X 1.5 | M12 X 1.75 | M14 X 2 | M16 X 2 | M20 X 2.5 | M24 X 3 | |
| Method 1 | 5.4 | 7.64 | 13.9 | 22 | 32 | 43.7 | 59.7 | 93.1 | 134 |
| Method 2 | 5.96 | 8.44 | 15.4 | 24.4 | 35.4 | 48.3 | 65.9 | 103 | 148 |
| Heat Treatment | |||
|---|---|---|---|
| Quenched & tempered @ 380 C° | |||
| Equivalent Designation | ||
|---|---|---|
| UNS | ||
| EN number | ||
| EN Name | ||
| W.Nr. | ||
| SS | ||
| AFNOR | ||