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Grade 705C Zirconium vs. EN 1.6932 Steel

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while EN 1.6932 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 705C zirconium and the bottom bar is EN 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
270
Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 13
14
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 540
900
Tensile Strength: Yield (Proof), MPa 390
720

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 18
45
Thermal Expansion, µm/m-K 5.7
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
110
Resilience: Unit (Modulus of Resilience), kJ/m3 790
1370
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
32
Strength to Weight: Bending, points 22
26
Thermal Diffusivity, mm2/s 9.9
12
Thermal Shock Resistance, points 69
26

Alloy Composition

Carbon (C), % 0 to 0.1
0.24 to 0.32
Chromium (Cr), % 0
1.0 to 1.5
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
94.5 to 96.4
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
0.35 to 0.55
Nickel (Ni), % 0
1.8 to 2.1
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Vanadium (V), % 0
0.050 to 0.15
Zirconium (Zr), % 91.9 to 98
0