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Grade 705C Zirconium vs. EN 1.0314 Steel

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while EN 1.0314 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 705C zirconium and the bottom bar is EN 1.0314 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
92 to 120
Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 13
24 to 25
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 540
320 to 400
Tensile Strength: Yield (Proof), MPa 390
190 to 310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 18
53
Thermal Expansion, µm/m-K 5.7
12

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
68 to 87
Resilience: Unit (Modulus of Resilience), kJ/m3 790
95 to 250
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
11 to 14
Strength to Weight: Bending, points 22
13 to 15
Thermal Diffusivity, mm2/s 9.9
14
Thermal Shock Resistance, points 69
10 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0 to 0.1
0 to 0.030
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
99.365 to 99.78
Manganese (Mn), % 0
0.2 to 0.4
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 0.020
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.025
Zirconium (Zr), % 91.9 to 98
0