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C84000 Brass vs. C86200 Bronze

Both C84000 brass and C86200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 74% 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 C84000 brass and the bottom bar is C86200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 27
21
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 250
710
Tensile Strength: Yield (Proof), MPa 140
350

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1040
940
Melting Onset (Solidus), °C 940
900
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 72
35
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.9
Embodied Energy, MJ/kg 49
49
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
120
Resilience: Unit (Modulus of Resilience), kJ/m3 83
540
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 8.2
25
Strength to Weight: Bending, points 10
22
Thermal Diffusivity, mm2/s 22
11
Thermal Shock Resistance, points 9.0
23

Alloy Composition

Aluminum (Al), % 0 to 0.0050
3.0 to 4.9
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Copper (Cu), % 82 to 89
60 to 66
Iron (Fe), % 0 to 0.4
2.0 to 4.0
Lead (Pb), % 0 to 0.090
0 to 0.2
Manganese (Mn), % 0 to 0.010
2.5 to 5.0
Nickel (Ni), % 0.5 to 2.0
0 to 1.0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0 to 0.2
Zinc (Zn), % 5.0 to 14
22 to 28
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 1.0