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H04 C10500 Copper vs. H04 C66900 Brass

Both H04 C10500 copper and H04 C66900 brass are copper alloys. Both are furnished in the H04 (full hard) temper. They have 64% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is H04 C10500 copper and the bottom bar is H04 C66900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 15
5.0
Poisson's Ratio 0.34
0.32
Rockwell B Hardness 45
88
Rockwell Superficial 30T Hardness 58
77
Shear Modulus, GPa 43
45
Shear Strength, MPa 190
360
Tensile Strength: Ultimate (UTS), MPa 330
610
Tensile Strength: Yield (Proof), MPa 300
590

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
150
Melting Completion (Liquidus), °C 1080
860
Melting Onset (Solidus), °C 1080
850
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
3.8

Otherwise Unclassified Properties

Base Metal Price, % relative 32
23
Density, g/cm3 9.0
8.2
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
46
Embodied Water, L/kg 350
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
30
Resilience: Unit (Modulus of Resilience), kJ/m3 380
1480
Stiffness to Weight: Axial, points 7.2
8.1
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 10
21
Strength to Weight: Bending, points 12
20
Thermal Shock Resistance, points 12
18

Alloy Composition

Copper (Cu), % 99.89 to 99.966
62.5 to 64.5
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0
11.5 to 12.5
Oxygen (O), % 0 to 0.0010
0
Silver (Ag), % 0.034 to 0.060
0
Zinc (Zn), % 0
22.5 to 26
Residuals, % 0
0 to 0.2