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C26000 Brass vs. C12000 Copper

Both C26000 brass and C12000 copper are copper alloys. They have 70% of their average alloy composition in common. There are 30 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 C26000 brass and the bottom bar is C12000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.5 to 66
2.8 to 50
Poisson's Ratio 0.31
0.34
Rockwell Superficial 30T Hardness 52 to 78
27 to 70
Shear Modulus, GPa 41
43
Shear Strength, MPa 230 to 390
160 to 240
Tensile Strength: Ultimate (UTS), MPa 320 to 680
230 to 410
Tensile Strength: Yield (Proof), MPa 110 to 570
77 to 400

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 950
1080
Melting Onset (Solidus), °C 920
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
390
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
98
Electrical Conductivity: Equal Weight (Specific), % IACS 31
98

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.2
9.0
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 6.1 to 420
10 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 51 to 1490
25 to 690
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 11 to 23
7.2 to 13
Strength to Weight: Bending, points 13 to 21
9.4 to 14
Thermal Diffusivity, mm2/s 38
110
Thermal Shock Resistance, points 11 to 23
8.2 to 15

Alloy Composition

Bismuth (Bi), % 0 to 0.0059
0
Copper (Cu), % 68.5 to 71.5
99.9 to 99.996
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.070
0
Phosphorus (P), % 0
0.0040 to 0.012
Zinc (Zn), % 28.1 to 31.5
0
Residuals, % 0 to 0.3
0

Comparable Variants