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CC492K Bronze vs. C84800 Brass

Both CC492K bronze and C84800 brass 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 CC492K bronze and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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