MakeItFrom.com
Menu (ESC)

CR023A Copper vs. C27200 Brass

Both CR023A copper and C27200 brass are copper alloys. They have 64% of their average alloy composition in common. There are 28 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 CR023A copper and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
10 to 50
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 220
370 to 590
Tensile Strength: Yield (Proof), MPa 130
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
920
Melting Onset (Solidus), °C 1040
870
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
28
Electrical Conductivity: Equal Weight (Specific), % IACS 100
31

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 9.0
8.1
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
45
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 76
110 to 810
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
13 to 20
Strength to Weight: Bending, points 9.0
14 to 19
Thermal Diffusivity, mm2/s 110
37
Thermal Shock Resistance, points 7.8
12 to 20

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.9 to 99.995
62 to 65
Iron (Fe), % 0
0 to 0.070
Lead (Pb), % 0 to 0.0050
0 to 0.070
Phosphorus (P), % 0.0050 to 0.013
0
Silver (Ag), % 0 to 0.015
0
Zinc (Zn), % 0
34.6 to 38
Residuals, % 0
0 to 0.3