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H10 C19400 Copper vs. H10 C24000 Brass

Both H10 C19400 copper and H10 C24000 brass are copper alloys. Both are furnished in the H10 (extra spring) temper. They have 80% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is H10 C19400 copper and the bottom bar is H10 C24000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Poisson's Ratio 0.34
0.32
Rockwell B Hardness 78
91
Rockwell Superficial 30T Hardness 71
78
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 530
640

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1090
1000
Melting Onset (Solidus), °C 1080
970
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 260
140
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 67
32
Electrical Conductivity: Equal Weight (Specific), % IACS 68
34

Otherwise Unclassified Properties

Base Metal Price, % relative 30
27
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 40
43
Embodied Water, L/kg 300
320

Common Calculations

Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 16
21
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 75
43
Thermal Shock Resistance, points 19
22

Alloy Composition

Copper (Cu), % 96.8 to 97.8
78.5 to 81.5
Iron (Fe), % 2.1 to 2.6
0 to 0.050
Lead (Pb), % 0 to 0.030
0 to 0.050
Phosphorus (P), % 0.015 to 0.15
0
Zinc (Zn), % 0.050 to 0.2
18.2 to 21.5
Residuals, % 0
0 to 0.2