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C43400 Brass vs. C67000 Bronze

Both C43400 brass and C67000 bronze are copper alloys. They have 80% of their average alloy composition in common. There are 29 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 C43400 brass and the bottom bar is C67000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 3.0 to 49
5.6 to 11
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
42
Shear Strength, MPa 250 to 390
390 to 510
Tensile Strength: Ultimate (UTS), MPa 310 to 690
660 to 880
Tensile Strength: Yield (Proof), MPa 110 to 560
350 to 540

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 1020
900
Melting Onset (Solidus), °C 990
850
Specific Heat Capacity, J/kg-K 380
410
Thermal Conductivity, W/m-K 140
99
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
22
Electrical Conductivity: Equal Weight (Specific), % IACS 32
25

Otherwise Unclassified Properties

Base Metal Price, % relative 28
23
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 44
49
Embodied Water, L/kg 320
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
43 to 62
Resilience: Unit (Modulus of Resilience), kJ/m3 57 to 1420
560 to 1290
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 10 to 22
23 to 31
Strength to Weight: Bending, points 12 to 20
21 to 26
Thermal Diffusivity, mm2/s 41
30
Thermal Shock Resistance, points 11 to 24
21 to 29

Alloy Composition

Aluminum (Al), % 0
3.0 to 6.0
Copper (Cu), % 84 to 87
63 to 68
Iron (Fe), % 0 to 0.050
2.0 to 4.0
Lead (Pb), % 0 to 0.050
0 to 0.2
Manganese (Mn), % 0
2.5 to 5.0
Tin (Sn), % 0.4 to 1.0
0 to 0.5
Zinc (Zn), % 11.4 to 15.6
21.8 to 32.5
Residuals, % 0
0 to 0.5

Comparable Variants