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C85400 Brass vs. C83600 Ounce Metal

Both C85400 brass and C83600 ounce metal are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 77% 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 C85400 brass and the bottom bar is C83600 ounce metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 23
21
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 220
250
Tensile Strength: Yield (Proof), MPa 85
120

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 940
1010
Melting Onset (Solidus), °C 940
850
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 89
72
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
15
Electrical Conductivity: Equal Weight (Specific), % IACS 22
15

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.3
8.8
Embodied Carbon, kg CO2/kg material 2.8
3.1
Embodied Energy, MJ/kg 46
50
Embodied Water, L/kg 330
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
43
Resilience: Unit (Modulus of Resilience), kJ/m3 35
70
Stiffness to Weight: Axial, points 7.0
6.7
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 7.5
7.9
Strength to Weight: Bending, points 9.9
10
Thermal Diffusivity, mm2/s 28
22
Thermal Shock Resistance, points 7.6
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.35
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 65 to 70
84 to 86
Iron (Fe), % 0 to 0.7
0 to 0.3
Lead (Pb), % 1.5 to 3.8
4.0 to 6.0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.050
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0.5 to 1.5
4.0 to 6.0
Zinc (Zn), % 24 to 32
4.0 to 6.0
Residuals, % 0
0 to 0.7