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S17600 Stainless Steel vs. Grade 705C Zirconium

S17600 stainless steel belongs to the iron alloys classification, while grade 705C zirconium belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is S17600 stainless steel and the bottom bar is grade 705C zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270 to 410
200
Elastic (Young's, Tensile) Modulus, GPa 200
98
Elongation at Break, % 8.6 to 11
13
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
36
Tensile Strength: Ultimate (UTS), MPa 940 to 1490
540
Tensile Strength: Yield (Proof), MPa 580 to 1310
390

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 15
18
Thermal Expansion, µm/m-K 11
5.7

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
66
Resilience: Unit (Modulus of Resilience), kJ/m3 850 to 4390
790
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 34 to 54
22
Strength to Weight: Bending, points 28 to 37
22
Thermal Diffusivity, mm2/s 4.1
9.9
Thermal Shock Resistance, points 31 to 50
69

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 16 to 17.5
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 71.3 to 77.6
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 6.0 to 7.5
0
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.010
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
91.9 to 98