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C37100 Brass vs. CC140C Copper

Both C37100 brass and CC140C copper are copper alloys. They have 60% 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 C37100 brass and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 8.0 to 40
11
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 370 to 520
340
Tensile Strength: Yield (Proof), MPa 150 to 390
230

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
1100
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
310
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
77
Electrical Conductivity: Equal Weight (Specific), % IACS 30
78

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 120
34
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 750
220
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13 to 18
10
Strength to Weight: Bending, points 14 to 18
12
Thermal Diffusivity, mm2/s 39
89
Thermal Shock Resistance, points 12 to 17
12

Alloy Composition

Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 58 to 62
98.8 to 99.6
Iron (Fe), % 0 to 0.15
0
Lead (Pb), % 0.6 to 1.2
0
Zinc (Zn), % 36.3 to 41.4
0
Residuals, % 0 to 0.4
0