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C17000 Copper vs. C26000 Brass

Both C17000 copper and C26000 brass are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C17000 copper and the bottom bar is C26000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.1 to 31
2.5 to 66
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 45
41
Shear Strength, MPa 320 to 750
230 to 390
Tensile Strength: Ultimate (UTS), MPa 490 to 1310
320 to 680
Tensile Strength: Yield (Proof), MPa 160 to 1140
110 to 570

Thermal Properties

Latent Heat of Fusion, J/g 230
180
Maximum Temperature: Mechanical, °C 270
140
Melting Completion (Liquidus), °C 980
950
Melting Onset (Solidus), °C 870
920
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
120
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
28
Electrical Conductivity: Equal Weight (Specific), % IACS 22
31

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 8.7
2.7
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 390
6.1 to 420
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5420
51 to 1490
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15 to 41
11 to 23
Strength to Weight: Bending, points 16 to 30
13 to 21
Thermal Diffusivity, mm2/s 32
38
Thermal Shock Resistance, points 17 to 45
11 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.6 to 1.8
0
Bismuth (Bi), % 0
0 to 0.0059
Copper (Cu), % 96.3 to 98.2
68.5 to 71.5
Iron (Fe), % 0 to 0.4
0 to 0.050
Lead (Pb), % 0
0 to 0.070
Nickel (Ni), % 0.2 to 0.6
0
Silicon (Si), % 0 to 0.2
0
Zinc (Zn), % 0
28.1 to 31.5
Residuals, % 0
0 to 0.3