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C69710 Brass vs. CR024A Copper

Both C69710 brass and CR024A copper are copper alloys. They have 78% 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 C69710 brass and the bottom bar is CR024A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 25
15
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
43
Tensile Strength: Ultimate (UTS), MPa 470
230
Tensile Strength: Yield (Proof), MPa 230
140

Thermal Properties

Latent Heat of Fusion, J/g 240
210
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 930
1090
Melting Onset (Solidus), °C 880
1040
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 40
370
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
100
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
100

Otherwise Unclassified Properties

Base Metal Price, % relative 26
31
Density, g/cm3 8.3
9.0
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
41
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
31
Resilience: Unit (Modulus of Resilience), kJ/m3 250
83
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16
7.1
Strength to Weight: Bending, points 16
9.3
Thermal Diffusivity, mm2/s 12
110
Thermal Shock Resistance, points 16
8.1

Alloy Composition

Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
99.9 to 99.985
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0
Phosphorus (P), % 0
0.015 to 0.040
Silicon (Si), % 2.5 to 3.5
0
Silver (Ag), % 0
0 to 0.015
Zinc (Zn), % 13.8 to 22
0
Residuals, % 0 to 0.5
0