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R05240 Alloy vs. C61300 Bronze

R05240 alloy belongs to the otherwise unclassified metals classification, while C61300 bronze belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is R05240 alloy and the bottom bar is C61300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 25
34 to 40
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 57
43
Tensile Strength: Ultimate (UTS), MPa 270
550 to 580
Tensile Strength: Yield (Proof), MPa 170
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 210
220
Specific Heat Capacity, J/kg-K 190
420
Thermal Expansion, µm/m-K 6.8
18

Otherwise Unclassified Properties

Density, g/cm3 14
8.5
Embodied Water, L/kg 460
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 90
230 to 410
Stiffness to Weight: Axial, points 6.3
7.5
Stiffness to Weight: Bending, points 13
19
Strength to Weight: Axial, points 5.4
18 to 19
Strength to Weight: Bending, points 6.8
18
Thermal Shock Resistance, points 18
19 to 20

Alloy Composition

Aluminum (Al), % 0
6.0 to 7.5
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
88 to 91.8
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
2.0 to 3.0
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0
0 to 0.2
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0 to 0.15
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.0050
0 to 0.1
Tantalum (Ta), % 57.9 to 65
0
Tin (Sn), % 0
0.2 to 0.5
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.2