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C44500 Brass vs. C86700 Bronze

Both C44500 brass and C86700 bronze are copper alloys. They have 86% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C44500 brass and the bottom bar is C86700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 350
630
Tensile Strength: Yield (Proof), MPa 120
250

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
130
Melting Completion (Liquidus), °C 940
880
Melting Onset (Solidus), °C 900
860
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
89
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
17
Electrical Conductivity: Equal Weight (Specific), % IACS 27
19

Otherwise Unclassified Properties

Base Metal Price, % relative 26
23
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
290
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 12
22
Strength to Weight: Bending, points 13
21
Thermal Diffusivity, mm2/s 35
28
Thermal Shock Resistance, points 12
21

Alloy Composition

Aluminum (Al), % 0
1.0 to 3.0
Copper (Cu), % 70 to 73
55 to 60
Iron (Fe), % 0 to 0.060
1.0 to 3.0
Lead (Pb), % 0 to 0.070
0.5 to 1.5
Manganese (Mn), % 0
1.0 to 3.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0.020 to 0.1
0
Tin (Sn), % 0.9 to 1.2
0 to 1.5
Zinc (Zn), % 25.2 to 29.1
30 to 38
Residuals, % 0
0 to 1.0