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CC490K Brass vs. C55180 Copper

Both CC490K brass and C55180 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% of their average alloy composition in common. There are 26 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 CC490K brass and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 15
20
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 230
200
Tensile Strength: Yield (Proof), MPa 110
100

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 980
920
Melting Onset (Solidus), °C 910
710
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 72
200
Thermal Expansion, µm/m-K 19
17

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 2.9
2.5
Embodied Energy, MJ/kg 47
39
Embodied Water, L/kg 340
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
34
Resilience: Unit (Modulus of Resilience), kJ/m3 54
48
Stiffness to Weight: Axial, points 6.8
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.3
6.4
Strength to Weight: Bending, points 9.5
8.8
Thermal Diffusivity, mm2/s 22
56
Thermal Shock Resistance, points 8.2
7.9

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.3
0
Copper (Cu), % 81 to 86
94.7 to 95.2
Iron (Fe), % 0 to 0.5
0
Lead (Pb), % 3.0 to 6.0
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.050
4.8 to 5.2
Silicon (Si), % 0 to 0.010
0
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 2.0 to 3.5
0
Zinc (Zn), % 7.0 to 9.5
0
Residuals, % 0
0 to 0.15