Alloys

σ_b/MPa

σ_0.2/MPa

δ/%

K_IC/MPa·m^1/2

Al-8.54Zn-2.41Mg-1.3Cu-0.16Zr-0.3Yb

683.80

660.50

9.60

34.30

Al-8.54Zn-2.41Mg-1.3Cu-0.16Zr-0.3Yb-0.1Cr

731.50

710.90

8.50

37.20

Al-8.54Zn-2.41Mg-1.3Cu-0.16Zr-0.3Yb-0.18Cr

706.80

685.00

8.70

35.60