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Grade 705C Zirconium vs. C85500 Brass

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while C85500 brass belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade 705C zirconium and the bottom bar is C85500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
85
Elastic (Young's, Tensile) Modulus, GPa 98
100
Elongation at Break, % 13
40
Poisson's Ratio 0.34
0.31
Rockwell B Hardness 87
55
Shear Modulus, GPa 36
40
Tensile Strength: Ultimate (UTS), MPa 540
410
Tensile Strength: Yield (Proof), MPa 390
160

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Specific Heat Capacity, J/kg-K 270
390
Thermal Conductivity, W/m-K 18
120
Thermal Expansion, µm/m-K 5.7
21

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.0
Embodied Water, L/kg 450
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
130
Resilience: Unit (Modulus of Resilience), kJ/m3 790
120
Stiffness to Weight: Axial, points 8.1
7.3
Stiffness to Weight: Bending, points 23
20
Strength to Weight: Axial, points 22
14
Strength to Weight: Bending, points 22
15
Thermal Diffusivity, mm2/s 9.9
38
Thermal Shock Resistance, points 69
14

Alloy Composition

Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
59 to 63
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
0 to 0.2
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 0.2
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
35.1 to 41
Zirconium (Zr), % 91.9 to 98
0
Residuals, % 0
0 to 0.9