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C23400 Brass vs. C85400 Brass

Both C23400 brass and C85400 brass are copper alloys. They have 85% 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 C23400 brass and the bottom bar is C85400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 370 to 640
220

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 970
940
Melting Onset (Solidus), °C 930
940
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
89
Thermal Expansion, µm/m-K 19
20

Otherwise Unclassified Properties

Base Metal Price, % relative 27
25
Density, g/cm3 8.5
8.3
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 43
46
Embodied Water, L/kg 320
330

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 21
7.5
Strength to Weight: Bending, points 13 to 19
9.9
Thermal Diffusivity, mm2/s 36
28
Thermal Shock Resistance, points 12 to 22
7.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Copper (Cu), % 81 to 84
65 to 70
Iron (Fe), % 0 to 0.050
0 to 0.7
Lead (Pb), % 0 to 0.050
1.5 to 3.8
Nickel (Ni), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 15.7 to 19
24 to 32
Residuals, % 0
0 to 1.1