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C84200 Brass vs. CC490K Brass

Both C84200 brass and CC490K brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 94% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C84200 brass and the bottom bar is CC490K brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 15
15
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 250
230
Tensile Strength: Yield (Proof), MPa 120
110

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
160
Melting Completion (Liquidus), °C 990
980
Melting Onset (Solidus), °C 840
910
Specific Heat Capacity, J/kg-K 370
370
Thermal Conductivity, W/m-K 72
72
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
16
Electrical Conductivity: Equal Weight (Specific), % IACS 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 30
30
Density, g/cm3 8.5
8.8
Embodied Carbon, kg CO2/kg material 3.1
2.9
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 350
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
28
Resilience: Unit (Modulus of Resilience), kJ/m3 72
54
Stiffness to Weight: Axial, points 6.9
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.2
7.3
Strength to Weight: Bending, points 10
9.5
Thermal Diffusivity, mm2/s 23
22
Thermal Shock Resistance, points 9.1
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.25
0 to 0.3
Copper (Cu), % 78 to 82
81 to 86
Iron (Fe), % 0 to 0.4
0 to 0.5
Lead (Pb), % 2.0 to 3.0
3.0 to 6.0
Nickel (Ni), % 0 to 0.8
0 to 2.0
Phosphorus (P), % 0 to 1.5
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.010
Sulfur (S), % 0 to 0.080
0 to 0.1
Tin (Sn), % 4.0 to 6.0
2.0 to 3.5
Zinc (Zn), % 10 to 16
7.0 to 9.5
Residuals, % 0 to 0.7
0