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Grade 705C Zirconium vs. EN 1.5535 Steel

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while EN 1.5535 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 1.5535 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
130 to 180
Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 13
11 to 22
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 540
450 to 1490
Tensile Strength: Yield (Proof), MPa 390
300 to 500

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 18
50
Thermal Expansion, µm/m-K 5.7
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
45 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 790
240 to 680
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
16 to 53
Strength to Weight: Bending, points 22
17 to 37
Thermal Diffusivity, mm2/s 9.9
13
Thermal Shock Resistance, points 69
13 to 44

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.1
0.2 to 0.25
Chromium (Cr), % 0
0 to 0.3
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
97.6 to 98.9
Manganese (Mn), % 0
0.9 to 1.2
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 0.025
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0
0 to 0.025
Zirconium (Zr), % 91.9 to 98
0