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S17600 Stainless Steel vs. Commercially Pure Zirconium

S17600 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 (14, in this case) are not shown.

For each property being compared, the top bar is S17600 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, % 8.6 to 11
18
Fatigue Strength, MPa 300 to 680
60
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
36
Tensile Strength: Ultimate (UTS), MPa 940 to 1490
430
Tensile Strength: Yield (Proof), MPa 580 to 1310
240

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 11
5.5

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.7
Embodied Water, L/kg 130
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70 to 150
65
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4390
290
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 34 to 54
18
Strength to Weight: Bending, points 28 to 37
19
Thermal Diffusivity, mm2/s 4.1
12
Thermal Shock Resistance, points 31 to 50
56

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 16 to 17.5
0 to 0.2
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 71.3 to 77.6
0 to 0.2
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 6.0 to 7.5
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 to 0.030
0
Titanium (Ti), % 0.4 to 1.2
0
Zirconium (Zr), % 0
94.7 to 100