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C83800 Bronze vs. C69710 Brass

Both C83800 bronze and C69710 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 (1, in this case) are not shown.

For each property being compared, the top bar is C83800 bronze and the bottom bar is C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 230
470
Tensile Strength: Yield (Proof), MPa 110
230

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 1000
930
Melting Onset (Solidus), °C 840
880
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 72
40
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 15
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
26
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 47
44
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39
99
Resilience: Unit (Modulus of Resilience), kJ/m3 53
250
Stiffness to Weight: Axial, points 6.6
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.4
16
Strength to Weight: Bending, points 9.6
16
Thermal Diffusivity, mm2/s 22
12
Thermal Shock Resistance, points 8.6
16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Arsenic (As), % 0
0.030 to 0.060
Copper (Cu), % 82 to 83.8
75 to 80
Iron (Fe), % 0 to 0.3
0 to 0.2
Lead (Pb), % 5.0 to 7.0
0.5 to 1.5
Manganese (Mn), % 0
0 to 0.4
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
2.5 to 3.5
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 3.3 to 4.2
0
Zinc (Zn), % 5.0 to 8.0
13.8 to 22
Residuals, % 0
0 to 0.5