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Grade 702C Zirconium vs. EN 1.8527 Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while EN 1.8527 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade 702C zirconium and the bottom bar is EN 1.8527 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
270
Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 13
16
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
74
Tensile Strength: Ultimate (UTS), MPa 430
900
Tensile Strength: Yield (Proof), MPa 310
800

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 22
41
Thermal Expansion, µm/m-K 5.7
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
66

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
140
Resilience: Unit (Modulus of Resilience), kJ/m3 510
1670
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
32
Strength to Weight: Bending, points 19
26
Thermal Diffusivity, mm2/s 12
11
Thermal Shock Resistance, points 55
26

Alloy Composition

Carbon (C), % 0 to 0.1
0.040 to 0.12
Chromium (Cr), % 0
3.7 to 4.3
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
93.2 to 95.1
Manganese (Mn), % 0
0.85 to 1.2
Molybdenum (Mo), % 0
0.4 to 0.6
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 to 0.4
Sulfur (S), % 0
0 to 0.035
Zirconium (Zr), % 94.8 to 100
0