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C27400 Brass vs. C47000 Brass

Both C27400 brass and C47000 brass are copper alloys. They have a very high 96% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C27400 brass and the bottom bar is C47000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 370 to 650
380

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 920
900
Melting Onset (Solidus), °C 870
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 21
21

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 320
330

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13 to 23
13
Strength to Weight: Bending, points 14 to 21
15
Thermal Diffusivity, mm2/s 37
38
Thermal Shock Resistance, points 12 to 22
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Copper (Cu), % 61 to 64
57 to 61
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0 to 0.050
Tin (Sn), % 0
0.25 to 1.0
Zinc (Zn), % 35.6 to 39
37.5 to 42.8
Residuals, % 0
0 to 0.4