Astm A490 Type3 Bolts Specification
Astm A490 Type3 Bolts Properties
| Chemical Properties | |||||||
|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Cr | Ni | Cu | Mo |
| 0.19-0.55 | 0.37 Min | 0.045 Max | 0.055 Max | 0.42 Min | 0.17 Min | 0.17-0.63 | 0.14 Min |
| Mechanical Properties | |||||
|---|---|---|---|---|---|
| Yeild strength | Tensile strength | Elongation | Reduction | Hardness | |
| Mpa | Mpa | % | % | BHN | HRC |
| min | min | min | |||
| 895 | 1035-1170 | 14 | 40 | 311-352 | 33-38 |
| Tensile Requirement For Full Size Bolts | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Bolt Size, Threads per inch and Series Designation | |||||||||
| 1/2-13 UNC | 5/8-11 UNC | 3/4-10 UNC | 7/8-9 UNC | 1-8 UNC | 1 1/8-7 UNC | 1 1/8-8 UNC | |||
| Tensile Strength, min | 95-107 | 151-171 | 223-253 | 308-349 | 404-458 | 509-577 | 527-597 | ||
| Proof Load, Length Measurement Metthod | 76 | 121 | 178 | 247 | 323 | 407 | 422 | ||
| Tensile Strength, min | 1 1/4-7 UNC | 1 1/4-8 UN | 1 3/8-6 UNC | 1 3/8-8 UN | 1 1/2-6 UNC | 1 1/2-8 UN | |||
| Proof Load, Length Measurement Metthod | 647-733 | 667-756 | 771-873 | 823-932 | 937-1062 | 996-1128 | |||
| 517 | 534 | 617 | 658 | 750 | 779 | ||||
| Heat Treatment | |||
|---|---|---|---|
| Quenched & tempered | |||
| Equivalent Designation | ||
|---|---|---|
| UNS | ||
| EN number | ||
| EN Name | ||
| W.Nr. | ||
| SS | ||
| AFNOR | ||