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R05240 Alloy vs. C66700 Brass

R05240 alloy belongs to the otherwise unclassified metals classification, while C66700 brass 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 C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
110
Elongation at Break, % 25
2.0 to 58
Poisson's Ratio 0.36
0.31
Shear Modulus, GPa 57
41
Tensile Strength: Ultimate (UTS), MPa 270
340 to 690
Tensile Strength: Yield (Proof), MPa 170
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Specific Heat Capacity, J/kg-K 190
390
Thermal Expansion, µm/m-K 6.8
20

Otherwise Unclassified Properties

Density, g/cm3 14
8.2
Embodied Water, L/kg 460
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 90
49 to 1900
Stiffness to Weight: Axial, points 6.3
7.3
Stiffness to Weight: Bending, points 13
19
Strength to Weight: Axial, points 5.4
11 to 23
Strength to Weight: Bending, points 6.8
13 to 21
Thermal Shock Resistance, points 18
11 to 23

Alloy Composition

Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
68.5 to 71.5
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0
0.8 to 1.5
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
Silicon (Si), % 0 to 0.0050
0
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
26.3 to 30.7
Residuals, % 0
0 to 0.5