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Grade 704C Zirconium vs. EN 1.8159 Steel

Grade 704C zirconium belongs to the otherwise unclassified metals classification, while EN 1.8159 steel belongs to the iron alloys. 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 grade 704C zirconium and the bottom bar is EN 1.8159 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
200 to 360
Elastic (Young's, Tensile) Modulus, GPa 97
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 470
660 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 21
46
Thermal Expansion, µm/m-K 5.9
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 460
52

Common Calculations

Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 20
23 to 70
Strength to Weight: Bending, points 20
21 to 45
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 58
19 to 58

Alloy Composition

Carbon (C), % 0 to 0.1
0.47 to 0.55
Chromium (Cr), % 0
0.9 to 1.2
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
96.4 to 97.8
Manganese (Mn), % 0
0.7 to 1.1
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
Tin (Sn), % 1.0 to 2.0
0
Vanadium (V), % 0
0.1 to 0.25
Zirconium (Zr), % 92.9 to 99
0