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R04295 Alloy vs. ZA-8

R04295 alloy belongs to the otherwise unclassified metals classification, while ZA-8 belongs to the zinc alloys. There are 18 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is R04295 alloy and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
85 to 86
Elongation at Break, % 22
1.3 to 8.0
Poisson's Ratio 0.38
0.26
Shear Modulus, GPa 37
34
Tensile Strength: Ultimate (UTS), MPa 410
210 to 370
Tensile Strength: Yield (Proof), MPa 300
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 300
110
Specific Heat Capacity, J/kg-K 260
440
Thermal Expansion, µm/m-K 7.2
23

Otherwise Unclassified Properties

Density, g/cm3 9.0
6.3
Embodied Water, L/kg 950
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 430
260 to 490
Stiffness to Weight: Axial, points 6.3
7.5
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 13
9.3 to 17
Strength to Weight: Bending, points 14
12 to 18
Thermal Shock Resistance, points 40
7.6 to 13

Alloy Composition

Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.015
0
Copper (Cu), % 0
0.8 to 1.3
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Nickel (Ni), % 0
0 to 0.020
Niobium (Nb), % 85.9 to 90.3
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.025
0
Silicon (Si), % 0
0 to 0.045
Tantalum (Ta), % 0 to 0.5
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0.7 to 1.3
0
Tungsten (W), % 0 to 0.5
0
Zinc (Zn), % 0
89.7 to 91.2
Zirconium (Zr), % 0 to 0.7
0