Astm A453 Grade 660 Class b bolts Specification
Astm A453 Grade 660 Class b bolts Properties
| Chemical Properties | |||||
|---|---|---|---|---|---|
| C | Mn | P | S | ||
| 0.08 Max | 2.00 Max | 0.040 Max | 0.030 Max | ||
| Mo | Ni | V | Ti | ||
| 1.00-1.50 | 24.0-27.0 | 0.10-0.50 | 1.90-2.35 | ||
| Mechanical Properties | ||||||
|---|---|---|---|---|---|---|
| Yeild strength | Tensile strength | Elongation | Reduction | |||
| Mpa | Mpa | % | % | |||
| min | min | min | min | |||
| 585 | 895 | 15 | 18 | |||
| Heat Treatment | ||||
|---|---|---|---|---|
| Solution treated @ 900°C & liquid quenched and Hardened @ 720°C & air cooled | ||||
| Equivalent Designation | ||
|---|---|---|
| UNS | ||
| EN number | ||
| EN Name | ||
| W.Nr. | ||
| SS | ||
| AFNOR | ||