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CR017A Copper vs. C33000 Brass

Both CR017A copper and C33000 brass are copper alloys. They have 67% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CR017A copper and the bottom bar is C33000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
7.0 to 60
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 230
320 to 520
Tensile Strength: Yield (Proof), MPa 140
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
940
Melting Onset (Solidus), °C 1040
900
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 380
120
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
26
Electrical Conductivity: Equal Weight (Specific), % IACS 100
29

Otherwise Unclassified Properties

Base Metal Price, % relative 32
24
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 42
45
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 83
60 to 950
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.1
11 to 18
Strength to Weight: Bending, points 9.3
13 to 18
Thermal Diffusivity, mm2/s 110
37
Thermal Shock Resistance, points 8.1
11 to 17

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.944 to 99.97
65 to 68
Iron (Fe), % 0
0 to 0.070
Lead (Pb), % 0
0.25 to 0.7
Silver (Ag), % 0.030 to 0.050
0
Zinc (Zn), % 0
30.8 to 34.8
Residuals, % 0
0 to 0.4