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H08 C14300 Copper vs. H08 C24000 Brass

Both H08 C14300 copper and H08 C24000 brass are copper alloys. Both are furnished in the H08 (spring) temper. They have 80% of their average alloy composition in common. There are 29 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 H08 C14300 copper and the bottom bar is H08 C24000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 5.0
3.0
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
42
Shear Strength, MPa 220
330
Tensile Strength: Ultimate (UTS), MPa 380
620
Tensile Strength: Yield (Proof), MPa 360
450

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1080
1000
Melting Onset (Solidus), °C 1050
970
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 380
140
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 96
32
Electrical Conductivity: Equal Weight (Specific), % IACS 96
34

Otherwise Unclassified Properties

Base Metal Price, % relative 31
27
Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 41
43
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
17
Resilience: Unit (Modulus of Resilience), kJ/m3 550
920
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 12
20
Strength to Weight: Bending, points 13
19
Thermal Diffusivity, mm2/s 110
43
Thermal Shock Resistance, points 13
21

Alloy Composition

Cadmium (Cd), % 0.050 to 0.15
0
Copper (Cu), % 99.9 to 99.95
78.5 to 81.5
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Zinc (Zn), % 0
18.2 to 21.5
Residuals, % 0
0 to 0.2