Astm A194 Grade 2HM Heavy Hex Nuts Specification
Astm A194 Grade 2HM 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 | ||
| 159-352 | 84 | |
| Heat Treatment | ||||
|---|---|---|---|---|
| Quenched & Tempered@620°C. | ||||
| Equivalent Designation | ||||
|---|---|---|---|---|
| UNS | ||||
| EN number | ||||
| EN Name | ||||
| W.Nr. | ||||
| SS | ||||
| AFNOR | ||||