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EN 1.4104 Stainless Steel vs. Commercially Pure Zirconium

EN 1.4104 stainless steel belongs to the iron alloys classification, while commercially pure zirconium belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.4104 stainless steel and the bottom bar is commercially pure zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
98
Elongation at Break, % 11 to 23
18
Fatigue Strength, MPa 230 to 310
60
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
36
Tensile Strength: Ultimate (UTS), MPa 630 to 750
430
Tensile Strength: Yield (Proof), MPa 350 to 560
240

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 25
22
Thermal Expansion, µm/m-K 10
5.5

Otherwise Unclassified Properties

Density, g/cm3 7.7
6.7
Embodied Water, L/kg 120
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 120
65
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 800
290
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 23 to 27
18
Strength to Weight: Bending, points 21 to 24
19
Thermal Diffusivity, mm2/s 6.7
12
Thermal Shock Resistance, points 22 to 27
56

Alloy Composition

Carbon (C), % 0.1 to 0.17
0 to 0.050
Chromium (Cr), % 15.5 to 17.5
0 to 0.2
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 78.8 to 84.1
0 to 0.2
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0.2 to 0.6
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0.15 to 0.35
0
Zirconium (Zr), % 0
94.7 to 100