Astm A194 Grade 2 Heavy Hex Nuts Specification
Astm A194 Grade 2 Heavy Hex Nuts Properties
| Chemical Properties | |||||
|---|---|---|---|---|---|
| C | Si | Mn | P | ||
| 0.40 Min | 0.40 Max | 1.00 Max | 0.040 Max | ||
| Mechanical Properties | ||||||
|---|---|---|---|---|---|---|
| Proof Load Using Threaded Mandrel- METRIC (kN) | ||||||
| TYPE | M6 | M8 | M10 | |||
| HEAVY HEX | 20.8 | 37.9 | 60 | |||
| HEX | 18.7 | 34 | 53.9 | |||
| TYPE | M20 | M22 | M24 | |||
| HEAVY HEX | 253.6 | 313.6 | 365.4 | |||
| HEX | 227.8 | 281.8 | 328.3 | |||
| Hardness | ||
|---|---|---|
| BHN | HRB | |
| Min | Min | |
| 159-352 | 84 | |
| Heat Treatment | ||||||
|---|---|---|---|---|---|---|
| Stress Relief Annealed @ 538°C. | ||||||
| Equivalent Designation | |||
|---|---|---|---|
| UNS | |||
| EN number | |||
| EN Name | |||
| W.Nr. | |||
| SS | |||
| AFNOR | |||