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C43000 Brass vs. C22600 Bronze

Both C43000 brass and C22600 bronze are copper alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is C43000 brass and the bottom bar is C22600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 3.0 to 55
2.5 to 33
Poisson's Ratio 0.33
0.33
Rockwell B Hardness 30 to 100
46 to 85
Rockwell Superficial 30T Hardness 57 to 86
51 to 77
Shear Modulus, GPa 42
42
Shear Strength, MPa 230 to 410
220 to 320
Tensile Strength: Ultimate (UTS), MPa 320 to 710
330 to 570
Tensile Strength: Yield (Proof), MPa 130 to 550
270 to 490

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1030
1040
Melting Onset (Solidus), °C 1000
1000
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
170
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
40
Electrical Conductivity: Equal Weight (Specific), % IACS 28
42

Otherwise Unclassified Properties

Base Metal Price, % relative 29
28
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
42
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 150
14 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 82 to 1350
330 to 1070
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 10 to 23
11 to 18
Strength to Weight: Bending, points 12 to 20
12 to 18
Thermal Diffusivity, mm2/s 36
52
Thermal Shock Resistance, points 11 to 25
11 to 19

Alloy Composition

Copper (Cu), % 84 to 87
86 to 89
Iron (Fe), % 0 to 0.050
0 to 0.050
Lead (Pb), % 0 to 0.1
0 to 0.050
Tin (Sn), % 1.7 to 2.7
0
Zinc (Zn), % 9.7 to 14.3
10.7 to 14
Residuals, % 0
0 to 0.2

Comparable Variants