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CC482K Bronze vs. C99700 Brass

Both CC482K bronze and C99700 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 63% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC482K bronze and the bottom bar is C99700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 5.6
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 300
380
Tensile Strength: Yield (Proof), MPa 160
170

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 980
900
Melting Onset (Solidus), °C 860
880
Specific Heat Capacity, J/kg-K 360
410
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
3.0
Electrical Conductivity: Equal Weight (Specific), % IACS 10
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
25
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 3.8
3.3
Embodied Energy, MJ/kg 62
53
Embodied Water, L/kg 400
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
78
Resilience: Unit (Modulus of Resilience), kJ/m3 120
120
Stiffness to Weight: Axial, points 6.8
8.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 9.5
13
Strength to Weight: Bending, points 11
14
Thermal Shock Resistance, points 11
11

Alloy Composition

Aluminum (Al), % 0 to 0.010
0.5 to 3.0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 83.5 to 87
54 to 65.5
Iron (Fe), % 0 to 0.2
0 to 1.0
Lead (Pb), % 0.7 to 2.5
0 to 2.0
Manganese (Mn), % 0 to 0.2
11 to 15
Nickel (Ni), % 0 to 2.0
4.0 to 6.0
Phosphorus (P), % 0 to 0.4
0
Silicon (Si), % 0 to 0.010
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 10.5 to 12.5
0 to 1.0
Zinc (Zn), % 0 to 2.0
19 to 25
Residuals, % 0
0 to 0.3