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C84200 Brass vs. C71000 Copper-nickel

Both C84200 brass and C71000 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C84200 brass and the bottom bar is C71000 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 40
49
Tensile Strength: Ultimate (UTS), MPa 250
320 to 560

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 150
240
Melting Completion (Liquidus), °C 990
1200
Melting Onset (Solidus), °C 840
1150
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 72
43
Thermal Expansion, µm/m-K 19
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 17
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
37
Density, g/cm3 8.5
8.9
Embodied Carbon, kg CO2/kg material 3.1
4.3
Embodied Energy, MJ/kg 51
63
Embodied Water, L/kg 350
290

Common Calculations

Stiffness to Weight: Axial, points 6.9
8.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.2
10 to 18
Strength to Weight: Bending, points 10
12 to 17
Thermal Diffusivity, mm2/s 23
12
Thermal Shock Resistance, points 9.1
12 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 78 to 82
73.5 to 80.5
Iron (Fe), % 0 to 0.4
0.5 to 1.0
Lead (Pb), % 2.0 to 3.0
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.8
19 to 23
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 10 to 16
0 to 1.0
Residuals, % 0
0 to 0.5