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C62500 Bronze vs. C69700 Brass

Both C62500 bronze and C69700 brass are copper alloys. They have 78% of their average alloy composition in common. There are 27 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 C62500 bronze and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 1.0
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 42
41
Shear Strength, MPa 410
300
Tensile Strength: Ultimate (UTS), MPa 690
470
Tensile Strength: Yield (Proof), MPa 410
230

Thermal Properties

Latent Heat of Fusion, J/g 230
240
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1050
930
Melting Onset (Solidus), °C 1050
880
Specific Heat Capacity, J/kg-K 460
400
Thermal Conductivity, W/m-K 47
43
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 26
26
Density, g/cm3 8.1
8.3
Embodied Carbon, kg CO2/kg material 3.3
2.7
Embodied Energy, MJ/kg 55
44
Embodied Water, L/kg 410
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.0
99
Resilience: Unit (Modulus of Resilience), kJ/m3 750
250
Stiffness to Weight: Axial, points 7.8
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 13
13
Thermal Shock Resistance, points 24
16

Alloy Composition

Aluminum (Al), % 12.5 to 13.5
0
Copper (Cu), % 78.5 to 84
75 to 80
Iron (Fe), % 3.5 to 5.5
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 2.0
0 to 0.4
Silicon (Si), % 0
2.5 to 3.5
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5