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Grade 702C Zirconium vs. Grade TDC Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while grade TDC steel belongs to the iron alloys. There are 17 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 grade TDC steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
510
Elastic (Young's, Tensile) Modulus, GPa 97
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
80
Tensile Strength: Ultimate (UTS), MPa 430
1700

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 22
51
Thermal Expansion, µm/m-K 5.7
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
47

Common Calculations

Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
60
Strength to Weight: Bending, points 19
40
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 55
50

Alloy Composition

Carbon (C), % 0 to 0.1
0.6 to 0.75
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.1
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
98 to 99.4
Manganese (Mn), % 0
0.5 to 1.2
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0
0.1 to 0.35
Sulfur (S), % 0
0 to 0.020
Zirconium (Zr), % 94.8 to 100
0