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EN 1.7106 Steel vs. Grade 705C Zirconium

EN 1.7106 steel belongs to the iron alloys classification, while grade 705C zirconium belongs to the otherwise unclassified metals. There are 17 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 EN 1.7106 steel and the bottom bar is grade 705C zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 500
200
Elastic (Young's, Tensile) Modulus, GPa 190
98
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
36
Tensile Strength: Ultimate (UTS), MPa 660 to 2020
540

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 46
18
Thermal Expansion, µm/m-K 13
5.7

Otherwise Unclassified Properties

Density, g/cm3 7.7
6.7
Embodied Water, L/kg 47
450

Common Calculations

Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24 to 73
22
Strength to Weight: Bending, points 22 to 46
22
Thermal Diffusivity, mm2/s 13
9.9
Thermal Shock Resistance, points 20 to 61
69

Alloy Composition

Carbon (C), % 0.52 to 0.6
0 to 0.1
Chromium (Cr), % 0.2 to 0.45
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 95.9 to 97
0 to 0.3
Manganese (Mn), % 0.7 to 1.0
0
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.010
Silicon (Si), % 1.6 to 2.0
0
Sulfur (S), % 0 to 0.025
0
Zirconium (Zr), % 0
91.9 to 98