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Grade 702C Zirconium vs. EN 1.7216 Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while EN 1.7216 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 EN 1.7216 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 13
12 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 430
650 to 930
Tensile Strength: Yield (Proof), MPa 310
400 to 690

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 22
46
Thermal Expansion, µm/m-K 5.7
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 510
430 to 1280
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
23 to 33
Strength to Weight: Bending, points 19
21 to 27
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 55
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.1
0.27 to 0.34
Chromium (Cr), % 0
0.8 to 1.2
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
97.2 to 98.4
Manganese (Mn), % 0
0.35 to 0.6
Molybdenum (Mo), % 0
0.15 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 0.035
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0
0 to 0.035
Zirconium (Zr), % 94.8 to 100
0