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Grade 704C Zirconium vs. S32050 Stainless Steel

Grade 704C zirconium belongs to the otherwise unclassified metals classification, while S32050 stainless steel belongs to the iron alloys. There are 21 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 S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
220
Elastic (Young's, Tensile) Modulus, GPa 97
210
Elongation at Break, % 11
46
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
81
Tensile Strength: Ultimate (UTS), MPa 470
770
Tensile Strength: Yield (Proof), MPa 310
370

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 21
12
Thermal Expansion, µm/m-K 5.9
16

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.0
Embodied Water, L/kg 460
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
290
Resilience: Unit (Modulus of Resilience), kJ/m3 490
330
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
27
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 12
3.3
Thermal Shock Resistance, points 58
17

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 0
0 to 0.4
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
43.1 to 51.8
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
6.0 to 6.6
Nickel (Ni), % 0
20 to 23
Nitrogen (N), % 0 to 0.030
0.21 to 0.32
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 1.0 to 2.0
0
Zirconium (Zr), % 92.9 to 99
0