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C43000 Brass vs. C15100 Copper

Both C43000 brass and C15100 copper are copper alloys. They have 86% of their average alloy composition in common.

For each property being compared, the top bar is C43000 brass and the bottom bar is C15100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 55
2.0 to 36
Poisson's Ratio 0.33
0.34
Rockwell B Hardness 30 to 100
30 to 64
Rockwell Superficial 30T Hardness 57 to 86
48 to 65
Shear Modulus, GPa 42
43
Shear Strength, MPa 230 to 410
170 to 270
Tensile Strength: Ultimate (UTS), MPa 320 to 710
260 to 470
Tensile Strength: Yield (Proof), MPa 130 to 550
69 to 460

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 1030
1100
Melting Onset (Solidus), °C 1000
1030
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
360
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
95
Electrical Conductivity: Equal Weight (Specific), % IACS 28
95

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 8.6
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 150
9.3 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 82 to 1350
21 to 890
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 10 to 23
8.1 to 15
Strength to Weight: Bending, points 12 to 20
10 to 15
Thermal Diffusivity, mm2/s 36
100
Thermal Shock Resistance, points 11 to 25
9.3 to 17

Alloy Composition

Copper (Cu), % 84 to 87
99.8 to 99.95
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.1
0
Tin (Sn), % 1.7 to 2.7
0
Zinc (Zn), % 9.7 to 14.3
0
Zirconium (Zr), % 0
0.050 to 0.15
Residuals, % 0
0 to 0.1

Comparable Variants