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C68000 Brass vs. C10700 Copper

Both C68000 brass and C10700 copper are copper alloys. They have 58% 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 C68000 brass and the bottom bar is C10700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 27
2.2 to 50
Poisson's Ratio 0.3
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 390
230 to 410
Tensile Strength: Yield (Proof), MPa 140
77 to 410

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 880
1080
Melting Onset (Solidus), °C 870
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 96
390
Thermal Expansion, µm/m-K 21
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
35
Density, g/cm3 8.0
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 48
42
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
7.9 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 95
25 to 710
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 14
7.2 to 13
Strength to Weight: Bending, points 15
9.4 to 14
Thermal Diffusivity, mm2/s 31
110
Thermal Shock Resistance, points 13
8.2 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Copper (Cu), % 56 to 60
99.83 to 99.915
Iron (Fe), % 0.25 to 1.3
0
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0.010 to 0.5
0
Nickel (Ni), % 0.2 to 0.8
0
Oxygen (O), % 0
0 to 0.0010
Silicon (Si), % 0.040 to 0.15
0
Silver (Ag), % 0
0.085 to 0.12
Tin (Sn), % 0.75 to 1.1
0
Zinc (Zn), % 35.6 to 42.8
0
Residuals, % 0
0 to 0.050