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C27200 Brass vs. C65400 Bronze

Both C27200 brass and C65400 bronze are copper alloys. They have 64% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C27200 brass and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 10 to 50
2.6 to 47
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 53 to 86
82 to 120
Shear Modulus, GPa 40
43
Shear Strength, MPa 230 to 320
350 to 530
Tensile Strength: Ultimate (UTS), MPa 370 to 590
500 to 1060
Tensile Strength: Yield (Proof), MPa 150 to 410
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 920
1020
Melting Onset (Solidus), °C 870
960
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 120
36
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
31
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
45
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 270
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 810
130 to 3640
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 20
16 to 34
Strength to Weight: Bending, points 14 to 19
16 to 27
Thermal Diffusivity, mm2/s 37
10
Thermal Shock Resistance, points 12 to 20
18 to 39

Alloy Composition

Chromium (Cr), % 0
0.010 to 0.12
Copper (Cu), % 62 to 65
93.8 to 96.1
Iron (Fe), % 0 to 0.070
0
Lead (Pb), % 0 to 0.070
0 to 0.050
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0
1.2 to 1.9
Zinc (Zn), % 34.6 to 38
0 to 0.5
Residuals, % 0
0 to 0.2

Comparable Variants