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R05240 Alloy vs. C86700 Bronze

R05240 alloy belongs to the otherwise unclassified metals classification, while C86700 bronze belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is R05240 alloy and the bottom bar is C86700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 25
17
Poisson's Ratio 0.36
0.31
Shear Modulus, GPa 57
41
Tensile Strength: Ultimate (UTS), MPa 270
630
Tensile Strength: Yield (Proof), MPa 170
250

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Specific Heat Capacity, J/kg-K 190
400
Thermal Expansion, µm/m-K 6.8
20

Otherwise Unclassified Properties

Density, g/cm3 14
7.9
Embodied Water, L/kg 460
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
86
Resilience: Unit (Modulus of Resilience), kJ/m3 90
290
Stiffness to Weight: Axial, points 6.3
7.5
Stiffness to Weight: Bending, points 13
20
Strength to Weight: Axial, points 5.4
22
Strength to Weight: Bending, points 6.8
21
Thermal Shock Resistance, points 18
21

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
55 to 60
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
1.0 to 3.0
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0
1.0 to 3.5
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0 to 1.0
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0
Silicon (Si), % 0 to 0.0050
0
Tantalum (Ta), % 57.9 to 65
0
Tin (Sn), % 0
0 to 1.5
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
30 to 38
Residuals, % 0
0 to 1.0