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C84800 Brass vs. CC492K Bronze

Both C84800 brass and CC492K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 85% 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 C84800 brass and the bottom bar is CC492K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 18
14
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 230
280
Tensile Strength: Yield (Proof), MPa 100
150

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
170
Melting Completion (Liquidus), °C 950
1000
Melting Onset (Solidus), °C 830
900
Specific Heat Capacity, J/kg-K 370
370
Thermal Conductivity, W/m-K 72
73
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
13
Electrical Conductivity: Equal Weight (Specific), % IACS 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 27
33
Density, g/cm3 8.6
8.8
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
54
Embodied Water, L/kg 340
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
33
Resilience: Unit (Modulus of Resilience), kJ/m3 53
100
Stiffness to Weight: Axial, points 6.6
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.3
8.7
Strength to Weight: Bending, points 9.6
11
Thermal Diffusivity, mm2/s 23
23
Thermal Shock Resistance, points 8.2
10

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.25
0 to 0.25
Copper (Cu), % 75 to 77
83 to 89
Iron (Fe), % 0 to 0.4
0 to 0.2
Lead (Pb), % 5.5 to 7.0
2.5 to 3.5
Nickel (Ni), % 0 to 1.0
0 to 2.0
Phosphorus (P), % 0 to 1.5
0 to 0.1
Silicon (Si), % 0 to 0.0050
0 to 0.010
Sulfur (S), % 0 to 0.080
0 to 0.1
Tin (Sn), % 2.0 to 3.0
6.0 to 8.0
Zinc (Zn), % 13 to 17
1.5 to 3.0
Residuals, % 0 to 0.7
0