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C63200 Bronze vs. C69700 Brass

Both C63200 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 (3, in this case) are not shown.

For each property being compared, the top bar is C63200 bronze and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17 to 18
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
41
Shear Strength, MPa 390 to 440
300
Tensile Strength: Ultimate (UTS), MPa 640 to 710
470
Tensile Strength: Yield (Proof), MPa 310 to 350
230

Thermal Properties

Latent Heat of Fusion, J/g 230
240
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1060
930
Melting Onset (Solidus), °C 1040
880
Specific Heat Capacity, J/kg-K 440
400
Thermal Conductivity, W/m-K 35
43
Thermal Expansion, µm/m-K 18
19

Otherwise Unclassified Properties

Base Metal Price, % relative 29
26
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 55
44
Embodied Water, L/kg 380
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 95 to 99
99
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 510
250
Stiffness to Weight: Axial, points 7.9
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 21 to 24
16
Strength to Weight: Bending, points 20 to 21
16
Thermal Diffusivity, mm2/s 9.6
13
Thermal Shock Resistance, points 22 to 24
16

Alloy Composition

Aluminum (Al), % 8.7 to 9.5
0
Copper (Cu), % 78.8 to 82.6
75 to 80
Iron (Fe), % 3.5 to 4.3
0 to 0.2
Lead (Pb), % 0 to 0.020
0.5 to 1.5
Manganese (Mn), % 1.2 to 2.0
0 to 0.4
Nickel (Ni), % 4.0 to 4.8
0
Silicon (Si), % 0 to 0.1
2.5 to 3.5
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5