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C27200 Brass vs. C84100 Brass

Both C27200 brass and C84100 brass are copper alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C27200 brass and the bottom bar is C84100 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 10 to 50
13
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 370 to 590
230
Tensile Strength: Yield (Proof), MPa 150 to 410
81

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 920
1000
Melting Onset (Solidus), °C 870
810
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
23
Electrical Conductivity: Equal Weight (Specific), % IACS 31
25

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.1
8.5
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 45
48
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 270
24
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 810
30
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 20
7.4
Strength to Weight: Bending, points 14 to 19
9.7
Thermal Diffusivity, mm2/s 37
33
Thermal Shock Resistance, points 12 to 20
7.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.050
Bismuth (Bi), % 0
0 to 0.090
Copper (Cu), % 62 to 65
78 to 85
Iron (Fe), % 0 to 0.070
0 to 0.3
Lead (Pb), % 0 to 0.070
0.050 to 0.25
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.010
Tin (Sn), % 0
1.5 to 4.5
Zinc (Zn), % 34.6 to 38
12 to 20
Residuals, % 0
0 to 0.5