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C70400 Copper-nickel vs. C85800 Brass

Both C70400 copper-nickel and C85800 brass are copper alloys. They have 64% of their average alloy composition in common. There are 26 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 C70400 copper-nickel and the bottom bar is C85800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 300 to 310
380
Tensile Strength: Yield (Proof), MPa 95 to 230
210

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 210
120
Melting Completion (Liquidus), °C 1120
900
Melting Onset (Solidus), °C 1060
870
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 64
84
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
20
Electrical Conductivity: Equal Weight (Specific), % IACS 14
22

Otherwise Unclassified Properties

Base Metal Price, % relative 32
24
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 300
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 220
210
Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 9.3 to 9.8
13
Strength to Weight: Bending, points 11 to 12
15
Thermal Diffusivity, mm2/s 18
27
Thermal Shock Resistance, points 10 to 11
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.55
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 89.8 to 93.6
57 to 69
Iron (Fe), % 1.3 to 1.7
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 1.5
Manganese (Mn), % 0.3 to 0.8
0 to 0.25
Nickel (Ni), % 4.8 to 6.2
0 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.25
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0 to 1.0
31 to 41
Residuals, % 0
0 to 1.3