| Specification | AMS 6527 |
|---|---|
| Form | Bar |
| Condition | a |
| Cross-sectional area, sq. in. | <100b |
| Thickness or diameter, in. | <4.25b |
| Basis | S |
| Mechanical Properties: | |
| Ftu, ksi: | |
| L | 235 |
| LTc | 235 |
| STc | 235 |
| Fty, ksi: | |
| L | 215 |
| LTc | 215 |
| STc | 215 |
| Fcy, ksi: | |
| L | 223 |
| STc | 225 |
| Fsu, ksi | 141 |
| Fbru, ksi: | |
| (e/D = 1.5) | 334 |
| (e/D = 2.0) | 435 |
| Fbry, ksi: | |
| (e/D = 1.5) | 269 |
| (e/D = 2.0) | 300 |
| e, percent: | |
| L | 12 |
| LTc | 12 |
| STc | 12 |
| RA, percent: | |
| L | 60 |
| LTc | 55 |
| STc | 55 |
| E, 103 ksi | 29.4 |
| Ec, 103 ksi | 30.9 |
| G, 103 ksi | |
| μ | |
| Physical Properties: | |
| ω, lb/in.3 | 0.283 |
| C, K, and α |
- a Heat at 1650 ± 25°F for one hour, forced-air cool to room temperature, heat at 1525 ± 25°F for one hour, forced-air cool to room temperature, cool at -100 ± 15°F for one hour, age at 950 ± 10°F for 5 hours, and air cool.
- b Maximum size from which test specimens were rough machined prior to heat treatment.
- c Applicable providing LT or ST dimension is ≥2.500 inches.