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C14181 Copper vs. C43400 Brass

Both C14181 copper and C43400 brass are copper alloys. They have 86% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is C43400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
3.0 to 49
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 210
310 to 690
Tensile Strength: Yield (Proof), MPa 130
110 to 560

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1080
1020
Melting Onset (Solidus), °C 1080
990
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 380
140
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 9.0
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
44
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
19 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 69
57 to 1420
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.5
10 to 22
Strength to Weight: Bending, points 8.8
12 to 20
Thermal Diffusivity, mm2/s 110
41
Thermal Shock Resistance, points 7.4
11 to 24

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0
Copper (Cu), % 99.9 to 100
84 to 87
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0 to 0.0020
0 to 0.050
Phosphorus (P), % 0 to 0.0020
0
Tin (Sn), % 0
0.4 to 1.0
Zinc (Zn), % 0 to 0.0020
11.4 to 15.6
Residuals, % 0
0 to 0.5