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C68400 Brass vs. CC492K Bronze

Both C68400 brass and CC492K bronze are copper alloys. 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 (1, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is CC492K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
78
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
14
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 540
280
Tensile Strength: Yield (Proof), MPa 310
150

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 840
1000
Melting Onset (Solidus), °C 820
900
Specific Heat Capacity, J/kg-K 400
370
Thermal Conductivity, W/m-K 66
73
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
13
Electrical Conductivity: Equal Weight (Specific), % IACS 99
13

Otherwise Unclassified Properties

Base Metal Price, % relative 23
33
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 47
54
Embodied Water, L/kg 320
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
33
Resilience: Unit (Modulus of Resilience), kJ/m3 460
100
Stiffness to Weight: Axial, points 7.5
6.8
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 19
8.7
Strength to Weight: Bending, points 19
11
Thermal Diffusivity, mm2/s 21
23
Thermal Shock Resistance, points 18
10

Alloy Composition


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Aluminum (Al), % 0 to 0.5
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Boron (B), % 0.0010 to 0.030
0
Copper (Cu), % 59 to 64
83 to 89
Iron (Fe), % 0 to 1.0
0 to 0.2
Lead (Pb), % 0 to 0.090
2.5 to 3.5
Manganese (Mn), % 0.2 to 1.5
0
Nickel (Ni), % 0 to 0.5
0 to 2.0
Phosphorus (P), % 0.030 to 0.3
0 to 0.1
Silicon (Si), % 1.5 to 2.5
0 to 0.010
Sulfur (S), % 0
0 to 0.1
Tin (Sn), % 0 to 0.5
6.0 to 8.0
Zinc (Zn), % 28.6 to 39.3
1.5 to 3.0
Residuals, % 0 to 0.5
0