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Grade 702C Zirconium vs. SAE-AISI D2 Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI D2 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 702C zirconium and the bottom bar is SAE-AISI D2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 13
5.0 to 16
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
75
Tensile Strength: Ultimate (UTS), MPa 430
760 to 2000
Tensile Strength: Yield (Proof), MPa 310
470 to 1510

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 22
31
Thermal Expansion, µm/m-K 5.7
11

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.7
Embodied Water, L/kg 450
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
92 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 510
570 to 5940
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
27 to 72
Strength to Weight: Bending, points 19
24 to 46
Thermal Diffusivity, mm2/s 12
8.3
Thermal Shock Resistance, points 55
25 to 67

Alloy Composition

Carbon (C), % 0 to 0.1
1.4 to 1.6
Chromium (Cr), % 0
11 to 13
Copper (Cu), % 0
0 to 0.25
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
81.3 to 86.9
Manganese (Mn), % 0
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0 to 1.1
Zirconium (Zr), % 94.8 to 100
0