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CR009A Copper vs. C44300 Brass

Both CR009A copper and C44300 brass are copper alloys. They have 72% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CR009A copper and the bottom bar is C44300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
41
Tensile Strength: Ultimate (UTS), MPa 230
350
Tensile Strength: Yield (Proof), MPa 140
120

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
140
Melting Completion (Liquidus), °C 1090
940
Melting Onset (Solidus), °C 1040
900
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 380
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
25
Electrical Conductivity: Equal Weight (Specific), % IACS 100
27

Otherwise Unclassified Properties

Base Metal Price, % relative 31
26
Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
46
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 83
65
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.1
12
Strength to Weight: Bending, points 9.3
13
Thermal Diffusivity, mm2/s 110
35
Thermal Shock Resistance, points 8.1
12

Alloy Composition


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Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0.020 to 0.060
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0 to 0.00010
0
Copper (Cu), % 99.99 to 100
70 to 73
Iron (Fe), % 0 to 0.0010
0 to 0.060
Lead (Pb), % 0 to 0.00050
0 to 0.070
Manganese (Mn), % 0 to 0.00050
0
Nickel (Ni), % 0 to 0.0010
0
Phosphorus (P), % 0 to 0.0030
0
Selenium (Se), % 0 to 0.00020
0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0.9 to 1.2
Zinc (Zn), % 0 to 0.00010
25.2 to 29.1
Residuals, % 0
0 to 0.4