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C84200 Brass vs. C38500 Bronze

Both C84200 brass and C38500 bronze are copper alloys. They have 73% 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 C84200 brass and the bottom bar is C38500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 15
17
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 40
37
Tensile Strength: Ultimate (UTS), MPa 250
370
Tensile Strength: Yield (Proof), MPa 120
130

Thermal Properties

Latent Heat of Fusion, J/g 180
160
Maximum Temperature: Mechanical, °C 150
110
Melting Completion (Liquidus), °C 990
890
Melting Onset (Solidus), °C 840
880
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 72
120
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
28
Electrical Conductivity: Equal Weight (Specific), % IACS 17
31

Otherwise Unclassified Properties

Base Metal Price, % relative 30
22
Density, g/cm3 8.5
8.1
Embodied Carbon, kg CO2/kg material 3.1
2.6
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 350
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
48
Resilience: Unit (Modulus of Resilience), kJ/m3 72
78
Stiffness to Weight: Axial, points 6.9
7.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.2
13
Strength to Weight: Bending, points 10
14
Thermal Diffusivity, mm2/s 23
40
Thermal Shock Resistance, points 9.1
12

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 78 to 82
55 to 59
Iron (Fe), % 0 to 0.4
0 to 0.35
Lead (Pb), % 2.0 to 3.0
2.5 to 3.5
Nickel (Ni), % 0 to 0.8
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 10 to 16
36.7 to 42.5
Residuals, % 0
0 to 0.5