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AISI 301LN Stainless Steel vs. Reactor Grade Zirconium

AISI 301LN stainless steel belongs to the iron alloys classification, while reactor grade zirconium belongs to the otherwise unclassified metals. There are 20 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 AISI 301LN stainless steel and the bottom bar is reactor grade zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
98
Elongation at Break, % 23 to 51
21
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
37
Tensile Strength: Ultimate (UTS), MPa 630 to 1060
330
Tensile Strength: Yield (Proof), MPa 270 to 770
160

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 16
5.9

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.5
Embodied Water, L/kg 130
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 290
56
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1520
130
Stiffness to Weight: Axial, points 14
8.4
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 38
14
Strength to Weight: Bending, points 21 to 30
16
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 14 to 24
41

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 16 to 18
0
Iron (Fe), % 70.7 to 77.9
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.070 to 0.2
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zirconium (Zr), % 0
99.7 to 100
Residuals, % 0
0 to 0.27