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C86300 Bronze vs. C69300 Brass

Both C86300 bronze and C69300 brass are copper alloys. They have 85% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C86300 bronze and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 14
8.5 to 15
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 850
550 to 630
Tensile Strength: Yield (Proof), MPa 480
300 to 390

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 920
880
Melting Onset (Solidus), °C 890
860
Specific Heat Capacity, J/kg-K 420
400
Thermal Conductivity, W/m-K 35
38
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
26
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 360
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
47 to 70
Resilience: Unit (Modulus of Resilience), kJ/m3 1030
400 to 700
Stiffness to Weight: Axial, points 7.8
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 30
19 to 21
Strength to Weight: Bending, points 25
18 to 20
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 28
19 to 22

Alloy Composition

Aluminum (Al), % 5.0 to 7.5
0
Copper (Cu), % 60 to 66
73 to 77
Iron (Fe), % 2.0 to 4.0
0 to 0.1
Lead (Pb), % 0 to 0.2
0 to 0.090
Manganese (Mn), % 2.5 to 5.0
0 to 0.1
Nickel (Ni), % 0 to 1.0
0 to 0.1
Phosphorus (P), % 0
0.040 to 0.15
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 22 to 28
18.4 to 24.3
Residuals, % 0 to 1.0
0 to 0.5