Processing conditions | Steel | Structure | Average grain size | UTS (MPa) | Yield strength (MPa) | Elongation (%) | Hardness (HV) | εc |
35% CR at −10˚C + 750˚C/10min + 60 CR at −10˚C + 850˚C/1min | 301 | 95% γ | 70 nm | - | 1970 | - | 603 | 0.5 |
62% CR at 25˚C + 800˚C/1s | 301LN | α + γ | 520 nm | - | 850 | 45 | 260 | - |
90% CR 600˚C/30min | 301 | 15% γ | 280 nm | - | 1209 | - | 370 | - |
90% CR 750˚C/30min | 301 | 95% γ | 1.7 µm | - | 539 | - | 165 | - |
90% CR 900˚C/30min | 301 | 80% γ | 5.8 µm | - | 490 | - | 150 | - |
90% CR at −196˚C + 750˚C/3min | 301 | 95% γ | 2.5 µm | - | - | - | 330 | 0.9 |
Coarse grained | 301 | γ | 15 µm | - | - | - | 220 | - |
63% CR + 800˚C/1s | 301LN | 93% γ | 540 nm | 1070 | 700 | 35 | 215 | - |
63% CR + 800˚C/10s | 301LN | 93% γ | 1 µm | 1027 | 630 | 40 | 192 | - |
60% CR + 800˚C/1s | 301 | α + γ | 570 nm | 1042 | 704 | 35 | 216 | 1 |
95% CR at −10˚C + 800˚C/10s | 301 | 95% γ | 250 nm | 1470 | 966 | 36 | 422 | 0.5 |