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R60705 Alloy vs. C94300 Bronze

R60705 alloy belongs to the otherwise unclassified metals classification, while C94300 bronze belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R60705 alloy and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
87
Elongation at Break, % 18
9.7
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 37
32
Tensile Strength: Ultimate (UTS), MPa 540
180
Tensile Strength: Yield (Proof), MPa 430
120

Thermal Properties

Latent Heat of Fusion, J/g 250
150
Specific Heat Capacity, J/kg-K 270
320
Thermal Conductivity, W/m-K 17
63
Thermal Expansion, µm/m-K 6.3
20

Otherwise Unclassified Properties

Density, g/cm3 6.7
9.3
Embodied Water, L/kg 450
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
15
Resilience: Unit (Modulus of Resilience), kJ/m3 950
77
Stiffness to Weight: Axial, points 8.1
5.2
Stiffness to Weight: Bending, points 23
16
Strength to Weight: Axial, points 22
5.2
Strength to Weight: Bending, points 22
7.4
Thermal Diffusivity, mm2/s 9.5
21
Thermal Shock Resistance, points 63
7.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0
67 to 72
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
0 to 0.15
Lead (Pb), % 0
23 to 27
Nickel (Ni), % 0
0 to 1.0
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.18
0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
0 to 0.8
Zirconium (Zr), % 91 to 98
0
Residuals, % 0
0 to 1.0