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Grade 702C Zirconium vs. ZA-12

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while ZA-12 belongs to the zinc alloys. There are 22 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 702C zirconium and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
89 to 100
Elastic (Young's, Tensile) Modulus, GPa 97
83
Elongation at Break, % 13
1.6 to 5.3
Poisson's Ratio 0.34
0.26
Rockwell B Hardness 84
56 to 63
Shear Modulus, GPa 36
33
Tensile Strength: Ultimate (UTS), MPa 430
260 to 400
Tensile Strength: Yield (Proof), MPa 310
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 250
120
Specific Heat Capacity, J/kg-K 270
450
Thermal Conductivity, W/m-K 22
120
Thermal Expansion, µm/m-K 5.7
24

Otherwise Unclassified Properties

Density, g/cm3 6.7
6.0
Embodied Water, L/kg 450
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
4.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 510
260 to 620
Stiffness to Weight: Axial, points 8.1
7.6
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
12 to 19
Strength to Weight: Bending, points 19
15 to 20
Thermal Diffusivity, mm2/s 12
43
Thermal Shock Resistance, points 55
9.4 to 14

Alloy Composition

Aluminum (Al), % 0
10.5 to 11.5
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0.5 to 1.2
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
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
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.060
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
87.1 to 89
Zirconium (Zr), % 94.8 to 100
0