Astm A193 Grade B8SA Bolts Specification
Astm A193 Grade B8SA Bolts Properties
| Chemical Properties | |||||||
|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Ni | N |
| 0.10 Max | 3.5-4.5 | 7.0-9.0 | 0.060 Max | 0.030 Max | 16.0-18.0 | 8.0-9.0 | 0.08-0.18 |
| Mechanical Properties | ||||
|---|---|---|---|---|
| Yeild strength | Tensile strength | Elong | Reduction | Hardness |
| Mpa | Mpa | % | % | HRC |
| min | min | min | min | max. |
| 345 | 655 | 35 | 55 | 271 |
| Heat Treatment | ||||||||
|---|---|---|---|---|---|---|---|---|
| Carbide Solution Treated in the finished condition. | ||||||||
| Equivalent Designation | ||||||
|---|---|---|---|---|---|---|
| UNS S21800 | ||||||
| EN number 1.4547 | ||||||
| EN name X1CrNiMoCuN20-18-7 | ||||||
| W.Nr. 1.4529** | ||||||
| SS 2378* | ||||||
| AFNOR Z1 CNDU 20.18.06AZ* | ||||||