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Commercially Pure Zirconium vs. AISI 310MoLN Stainless Steel

Commercially pure zirconium belongs to the otherwise unclassified metals classification, while AISI 310MoLN stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is commercially pure zirconium and the bottom bar is AISI 310MoLN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
200
Elongation at Break, % 18
28
Fatigue Strength, MPa 60
210
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
80
Tensile Strength: Ultimate (UTS), MPa 430
610
Tensile Strength: Yield (Proof), MPa 240
290

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 22
14
Thermal Expansion, µm/m-K 5.5
16

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
140
Resilience: Unit (Modulus of Resilience), kJ/m3 290
200
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 12
3.7
Thermal Shock Resistance, points 56
14

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.020
Chromium (Cr), % 0 to 0.2
24 to 26
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
45.2 to 53.8
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.6 to 2.6
Nickel (Ni), % 0
20.5 to 23.5
Nitrogen (N), % 0 to 0.025
0.090 to 0.15
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Zirconium (Zr), % 94.7 to 100
0