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C43500 Brass vs. C85400 Brass

Both C43500 brass and C85400 brass are copper alloys. They have 87% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C43500 brass and the bottom bar is C85400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 8.5 to 46
23
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 320 to 530
220
Tensile Strength: Yield (Proof), MPa 120 to 480
85

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 1000
940
Melting Onset (Solidus), °C 970
940
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 120
89
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
20
Electrical Conductivity: Equal Weight (Specific), % IACS 30
22

Otherwise Unclassified Properties

Base Metal Price, % relative 28
25
Density, g/cm3 8.5
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 120
40
Resilience: Unit (Modulus of Resilience), kJ/m3 65 to 1040
35
Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 10 to 17
7.5
Strength to Weight: Bending, points 12 to 17
9.9
Thermal Diffusivity, mm2/s 37
28
Thermal Shock Resistance, points 11 to 18
7.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Copper (Cu), % 79 to 83
65 to 70
Iron (Fe), % 0 to 0.050
0 to 0.7
Lead (Pb), % 0 to 0.090
1.5 to 3.8
Nickel (Ni), % 0
0 to 1.0
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0.6 to 1.2
0.5 to 1.5
Zinc (Zn), % 15.4 to 20.4
24 to 32
Residuals, % 0
0 to 1.1