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R05240 Alloy vs. C51900 Bronze

R05240 alloy belongs to the otherwise unclassified metals classification, while C51900 bronze belongs to the copper alloys. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is R05240 alloy and the bottom bar is C51900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 25
14 to 29
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 57
42
Tensile Strength: Ultimate (UTS), MPa 270
380 to 620
Tensile Strength: Yield (Proof), MPa 170
390 to 570

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Specific Heat Capacity, J/kg-K 190
380
Thermal Expansion, µm/m-K 6.8
18

Otherwise Unclassified Properties

Density, g/cm3 14
8.8
Embodied Water, L/kg 460
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
55 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 90
680 to 1450
Stiffness to Weight: Axial, points 6.3
7.0
Stiffness to Weight: Bending, points 13
18
Strength to Weight: Axial, points 5.4
12 to 19
Strength to Weight: Bending, points 6.8
13 to 18
Thermal Shock Resistance, points 18
14 to 22

Alloy Composition

Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
91.7 to 95
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0.030 to 0.35
Silicon (Si), % 0 to 0.0050
0
Tantalum (Ta), % 57.9 to 65
0
Tin (Sn), % 0
5.0 to 7.0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.3
Residuals, % 0
0 to 0.5