MakeItFrom.com
Menu (ESC)

C27000 Brass vs. C31400 Bronze

Both C27000 brass and C31400 bronze are copper alloys. They have 74% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C27000 brass and the bottom bar is C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 370 to 650
270 to 420

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 930
1040
Melting Onset (Solidus), °C 900
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
180
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
42
Electrical Conductivity: Equal Weight (Specific), % IACS 30
43

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 45
42
Embodied Water, L/kg 320
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13 to 22
8.7 to 13
Strength to Weight: Bending, points 14 to 21
11 to 14
Thermal Diffusivity, mm2/s 37
54
Thermal Shock Resistance, points 12 to 22
9.6 to 15

Alloy Composition

Copper (Cu), % 63 to 68.5
87.5 to 90.5
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.070
1.3 to 2.5
Nickel (Ni), % 0
0 to 0.7
Zinc (Zn), % 31 to 37
5.8 to 11.2
Residuals, % 0
0 to 0.4

Comparable Variants