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C85900 Brass vs. C84100 Brass

Both C85900 brass and C84100 brass are copper alloys. They have 77% of their average alloy composition in common.

For each property being compared, the top bar is C85900 brass and the bottom bar is C84100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
65
Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 30
13
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 460
230
Tensile Strength: Yield (Proof), MPa 190
81

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 830
1000
Melting Onset (Solidus), °C 790
810
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 89
110
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
23
Electrical Conductivity: Equal Weight (Specific), % IACS 28
25

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.9
2.9
Embodied Energy, MJ/kg 49
48
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
24
Resilience: Unit (Modulus of Resilience), kJ/m3 170
30
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 16
7.4
Strength to Weight: Bending, points 17
9.7
Thermal Diffusivity, mm2/s 29
33
Thermal Shock Resistance, points 16
7.8

Alloy Composition

Aluminum (Al), % 0.1 to 0.6
0 to 0.010
Antimony (Sb), % 0 to 0.2
0 to 0.050
Bismuth (Bi), % 0
0 to 0.090
Boron (B), % 0 to 0.2
0
Copper (Cu), % 58 to 62
78 to 85
Iron (Fe), % 0 to 0.5
0 to 0.3
Lead (Pb), % 0 to 0.090
0.050 to 0.25
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0 to 1.5
0 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 0.050
Silicon (Si), % 0 to 0.25
0 to 0.010
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 0 to 1.5
1.5 to 4.5
Zinc (Zn), % 31 to 41
12 to 20
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.5