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C68100 Brass vs. R05240 Alloy

C68100 brass belongs to the copper alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. 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 C68100 brass and the bottom bar is R05240 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
150
Elongation at Break, % 29
25
Poisson's Ratio 0.3
0.36
Shear Modulus, GPa 40
57
Tensile Strength: Ultimate (UTS), MPa 380
270
Tensile Strength: Yield (Proof), MPa 140
170

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Specific Heat Capacity, J/kg-K 390
190
Thermal Expansion, µm/m-K 21
6.8

Otherwise Unclassified Properties

Density, g/cm3 7.9
14
Embodied Water, L/kg 330
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
59
Resilience: Unit (Modulus of Resilience), kJ/m3 94
90
Stiffness to Weight: Axial, points 7.3
6.3
Stiffness to Weight: Bending, points 20
13
Strength to Weight: Axial, points 13
5.4
Strength to Weight: Bending, points 15
6.8
Thermal Shock Resistance, points 13
18

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.010
Copper (Cu), % 56 to 60
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 0.25 to 1.3
0 to 0.010
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0.010 to 0.5
0
Molybdenum (Mo), % 0
0 to 0.020
Nickel (Ni), % 0
0 to 0.010
Niobium (Nb), % 0
35 to 42
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.020
Silicon (Si), % 0.040 to 0.15
0 to 0.0050
Tantalum (Ta), % 0
57.9 to 65
Tin (Sn), % 0.75 to 1.1
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050
Zinc (Zn), % 36.4 to 43
0
Residuals, % 0 to 0.5
0