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C26200 Brass vs. C18100 Copper

Both C26200 brass and C18100 copper are copper alloys. They have 69% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C26200 brass and the bottom bar is C18100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 3.0 to 180
8.3
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 55 to 93
80
Shear Modulus, GPa 41
47
Shear Strength, MPa 230 to 390
300
Tensile Strength: Ultimate (UTS), MPa 330 to 770
510
Tensile Strength: Yield (Proof), MPa 110 to 490
460

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
1020
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
320
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
80
Electrical Conductivity: Equal Weight (Specific), % IACS 31
81

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 45
43
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 160
40
Resilience: Unit (Modulus of Resilience), kJ/m3 62 to 1110
900
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 11 to 26
16
Strength to Weight: Bending, points 13 to 23
16
Thermal Diffusivity, mm2/s 38
94
Thermal Shock Resistance, points 11 to 26
18

Alloy Composition

Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 67 to 70
98.7 to 99.49
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.070
0
Magnesium (Mg), % 0
0.030 to 0.060
Zinc (Zn), % 29.6 to 33
0
Zirconium (Zr), % 0
0.080 to 0.2
Residuals, % 0
0 to 0.5