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Low-oxygen Zirconium vs. SAE-AISI H43 Steel

Low-oxygen zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI H43 steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is low-oxygen zirconium and the bottom bar is SAE-AISI H43 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
200
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 37
77
Tensile Strength: Ultimate (UTS), MPa 330
710 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Specific Heat Capacity, J/kg-K 270
460
Thermal Conductivity, W/m-K 22
30
Thermal Expansion, µm/m-K 5.7
12

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
100

Common Calculations

Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 14
25 to 75
Strength to Weight: Bending, points 16
22 to 46
Thermal Diffusivity, mm2/s 12
8.3
Thermal Shock Resistance, points 42
21 to 62

Alloy Composition

Carbon (C), % 0 to 0.050
0.5 to 0.65
Chromium (Cr), % 0 to 0.2
3.8 to 4.5
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
83.2 to 85.9
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
7.8 to 8.5
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
1.8 to 2.2
Zirconium (Zr), % 94.7 to 100
0