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Grade 702C Zirconium vs. SAE-AISI 52100 Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI 52100 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, 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 52100 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
180 to 210
Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 13
10 to 20
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
72
Tensile Strength: Ultimate (UTS), MPa 430
590 to 2010
Tensile Strength: Yield (Proof), MPa 310
360 to 560

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 22
47
Thermal Expansion, µm/m-K 5.7
12 to 13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
54 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 510
350 to 840
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
21 to 72
Strength to Weight: Bending, points 19
20 to 45
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 55
19 to 61

Alloy Composition

Carbon (C), % 0 to 0.1
0.93 to 1.1
Chromium (Cr), % 0
1.4 to 1.6
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
96.5 to 97.3
Manganese (Mn), % 0
0.25 to 0.45
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.015
Zirconium (Zr), % 94.8 to 100
0