Table 3 Flow stresses and r-values of AA7075-T6 with \(\overline{\varepsilon }_{\text{p}} = 0.002\)
From: Investigation on Yield Behavior of 7075-T6 Aluminum Alloy at Elevated Temperatures
Temp. (°C) | \(\sigma_{0}\) | \(\sigma_{45}\) | \(\sigma_{90}\) | \(\sigma_{\text{b}}\) | \(r_{0}\) | \(r_{45}\) | \(r_{90}\) | \(r_{\text{b}}\) |
|---|---|---|---|---|---|---|---|---|
25 | 536 | 540 | 542 | 527 | 0.63 | 0.81 | 1.1 | 0.89 |
130 | 408 | 407 | 413 | 410 | 0.63 | 0.8 | 1.11 | 0.71 |
180 | 305 | 313 | 309 | 300 | 0.65 | 0.84 | 1.07 | 0.67 |
230 | 198 | 198 | 197 | 194 | 0.67 | 0.81 | 0.85 | 0.58 |