Astm A563 Grade C3 D Heavy Hex Nuts Specification
Astm A563 Grade C3 D Heavy Hex Nuts Properties
| Chemical Properties | ||||||||
|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | Mo | Ni | Cu |
| 0.14-0.26 | 0.36-1.24 | 0.045 Max | 0.055 Max | 0.20-0.55 | 0.45-1.05 | 0.11 Max | 0.47-0.83 | 0.27-0.53 |
| Mechanical Properties | |||||
|---|---|---|---|---|---|
| Nuts with UNC, 8 UN, 6 UN and Coarser Pitch Threads Proof Load Stress, ksi(A) | |||||
| 1/4 to 4 | Hardness | ||||
| TYPE | Non-Zinc Coated | Zinc Coated | BHN | HRB | HRC |
| HEAVY HEX | 144 | 144 | 143-352 | 78 Min | 38 Max |
| Heat Treatment | ||||
|---|---|---|---|---|
| Quenched & tempered | ||||
| Equivalent Designation | ||
|---|---|---|
| UNS | ||
| EN number | ||
| EN Name | ||
| W.Nr. | ||
| SS | ||
| AFNOR | ||