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C62400 Bronze vs. C69700 Brass

Both C62400 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 (2, in this case) are not shown.

For each property being compared, the top bar is C62400 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, % 11 to 14
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 42
41
Shear Strength, MPa 420 to 440
300
Tensile Strength: Ultimate (UTS), MPa 690 to 730
470
Tensile Strength: Yield (Proof), MPa 270 to 350
230

Thermal Properties

Latent Heat of Fusion, J/g 230
240
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1040
930
Melting Onset (Solidus), °C 1030
880
Specific Heat Capacity, J/kg-K 440
400
Thermal Conductivity, W/m-K 59
43
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 27
26
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 3.2
2.7
Embodied Energy, MJ/kg 53
44
Embodied Water, L/kg 400
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 77
99
Resilience: Unit (Modulus of Resilience), kJ/m3 320 to 550
250
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 23 to 25
16
Strength to Weight: Bending, points 21 to 22
16
Thermal Diffusivity, mm2/s 16
13
Thermal Shock Resistance, points 25 to 26
16

Alloy Composition

Aluminum (Al), % 10 to 11.5
0
Copper (Cu), % 82.8 to 88
75 to 80
Iron (Fe), % 2.0 to 4.5
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 0.3
0 to 0.4
Silicon (Si), % 0 to 0.25
2.5 to 3.5
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5