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CR014A Copper vs. C69400 Brass

Both CR014A copper and C69400 brass are copper alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CR014A copper and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
17
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 230
570
Tensile Strength: Yield (Proof), MPa 140
270

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1090
920
Melting Onset (Solidus), °C 1040
820
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 380
26
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 99
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 32
27
Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 42
44
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
80
Resilience: Unit (Modulus of Resilience), kJ/m3 83
340
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.1
19
Strength to Weight: Bending, points 9.3
18
Thermal Diffusivity, mm2/s 110
7.7
Thermal Shock Resistance, points 8.1
20

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.913 to 99.969
80 to 83
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Phosphorus (P), % 0.0010 to 0.0070
0
Silicon (Si), % 0
3.5 to 4.5
Silver (Ag), % 0.030 to 0.050
0
Zinc (Zn), % 0
11.5 to 16.5
Residuals, % 0
0 to 0.5