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AISI 1340 |
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| Conditions | Tensile Properties |
| T (°C) | Treatment |
| 25 |
annealed at 800°C |
Tensile Strength (MPa) |
703.3 |
| Yield Strength (MPa) |
436.4 |
| Elongation (%) |
25.5 |
| Reduction in Area (%) |
57.3 |
| 25 |
normalized at 870°C |
Tensile Strength (MPa) |
836.3 |
| Yield Strength (MPa) |
558.5 |
| Elongation (%) |
22.0 |
| Reduction in Area (%) |
62.9 |
| 25 |
oil quenched, fine grained, tempered at 205°C |
Tensile Strength (MPa) |
1806 |
| Yield Strength (MPa) |
1593 |
| Elongation (%) |
11 |
| Reduction in Area (%) |
35 |
| 25 |
oil quenched, fine grained, tempered at 315°C |
Tensile Strength (MPa) |
1586 |
| Yield Strength (MPa) |
1420 |
| Elongation (%) |
12 |
| Reduction in Area (%) |
43 |
| 25 |
oil quenched, fine grained, tempered at 425°C |
Tensile Strength (MPa) |
1262 |
| Yield Strength (MPa) |
1151 |
| Elongation (%) |
14 |
| Reduction in Area (%) |
51 |
| 25 |
oil quenched, fine grained, tempered at 540°C |
Tensile Strength (MPa) |
965 |
| Yield Strength (MPa) |
827 |
| Elongation (%) |
17 |
| Reduction in Area (%) |
58 |
| 25 |
oil quenched, fine grained, tempered at 650°C |
Tensile Strength (MPa) |
800 |
| Yield Strength (MPa) |
621 |
| Elongation (%) |
22 |
| Reduction in Area (%) |
66 |
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