Astm A194 Grade 8MLCUNA Heavy Hex Nuts Specification
Astm A194 Grade 8MLCUNA Heavy Hex Nuts Properties
| Chemical Properties | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu | N |
| 0.020 Max | 0.80 Max | 1.00 Max | 0.030 Max | 0.010 Max | 19.5-20.5 | 6.0-6.5 | 17.5-18.5 | 0.50-1.00 | 0.18-0.22 |
| Mechanical Properties | ||||||
|---|---|---|---|---|---|---|
| Proof Load Using Threaded Mandrel- METRIC (kN) | ||||||
| TYPE | M6 | M8 | M10 | |||
| HEAVY HEX | 11.1 | 20.1 | 31.9 | |||
| HEX | 10.4 | 18.8 | 29.9 | |||
| TYPE | M20 | M22 | M24 | |||
| HEAVY HEX | 134.8 | 166.7 | 194.2 | |||
| HEX | 126.2 | 156 | 181.8 | |||
| Hardness | ||
|---|---|---|
| BHN | HRB | |
| 126-192 | 60-90 | |
| Heat Treatment | |||
|---|---|---|---|
| Carbide Solution Treated in the finished condition. | |||
| Equivalent Designation | ||
|---|---|---|
| UNS S31254 | ||
| EN number | ||
| EN Name | ||
| W.Nr. | ||
| SS | ||
| AFNOR | ||