Table 2:
True stress and the standard deviation (SD) at 0.2 % yield stress (YS) and at 2.5 %, 5 %, and 10 % true plastic strain in compression at 22 °C and 80 °C.
Strain Rate | Plastic Strain at 22 °C |
Plastic Strain at 80 °C |
||||||||
---|---|---|---|---|---|---|---|---|---|---|
# of Exp | YS | 2.5 % | 5.0 % | 10.0 % | # of Exp | YS | 2.5 % | 5.0 % | 10.0 % | |
1/s | ||||||||||
0.0001 | 2 | 1008 ± 13 | 1348 ± 9 | 1412 ± 11 | 1461 ± 10 | 2 | 978 ± 2 | 1316 ± 1 | 1373 ± 1 | 1403 ± 1 |
0.01 | 2 | 1034 ± 6 | 1354 ± 4 | 1417 ± 3 | 1459 ± 2 | 2 | 990 ± 10 | 1312 ± 1 | 1363 ± 2 | 1385 ± 0 |
1 | 2 | 1044 ± 1 | 1367 ± 9 | 1433 ± 8 | 1467 ± 8 | 2 | 1027 ± 23 | 1320 ± 10 | 1375 ± 5 | 1412 ± 8 |
700 | 1 | - | 1517 ± - | 1580 ± - | 0 | |||||
3000 | 2 | - | 1622 ± 9 | 1658 ± 34 | 1708 ± 33 | 2 | - | 1490 ± 35 | 1544 ± 2 | 1548 ± 30 |