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C95200 Bronze vs. C68800 Brass

Both C95200 bronze and C68800 brass are copper alloys. They have 77% 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 C95200 bronze and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
2.0 to 36
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 520
570 to 890
Tensile Strength: Yield (Proof), MPa 190
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1050
960
Melting Onset (Solidus), °C 1040
950
Specific Heat Capacity, J/kg-K 430
400
Thermal Conductivity, W/m-K 50
40
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
18
Electrical Conductivity: Equal Weight (Specific), % IACS 12
20

Otherwise Unclassified Properties

Base Metal Price, % relative 28
26
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 50
48
Embodied Water, L/kg 380
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
16 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 170
710 to 2860
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
19 to 30
Strength to Weight: Bending, points 17
19 to 25
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 19
19 to 30

Alloy Composition


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Aluminum (Al), % 8.5 to 9.5
3.0 to 3.8
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 86 to 89
70.8 to 75.5
Iron (Fe), % 2.5 to 4.0
0 to 0.2
Lead (Pb), % 0
0 to 0.050
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0 to 1.0
0 to 0.5