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C48600 Brass vs. C70400 Copper-nickel

Both C48600 brass and C70400 copper-nickel are copper alloys. They have 61% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C48600 brass and the bottom bar is C70400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
45
Tensile Strength: Ultimate (UTS), MPa 280 to 360
300 to 310
Tensile Strength: Yield (Proof), MPa 110 to 170
95 to 230

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 900
1120
Melting Onset (Solidus), °C 890
1060
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
64
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
14
Electrical Conductivity: Equal Weight (Specific), % IACS 28
14

Otherwise Unclassified Properties

Base Metal Price, % relative 24
32
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.8
3.0
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 61 to 140
38 to 220
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 9.5 to 12
9.3 to 9.8
Strength to Weight: Bending, points 12 to 14
11 to 12
Thermal Diffusivity, mm2/s 36
18
Thermal Shock Resistance, points 9.3 to 12
10 to 11

Alloy Composition

Arsenic (As), % 0.020 to 0.25
0
Copper (Cu), % 59 to 62
89.8 to 93.6
Iron (Fe), % 0
1.3 to 1.7
Lead (Pb), % 1.0 to 2.5
0 to 0.050
Manganese (Mn), % 0
0.3 to 0.8
Nickel (Ni), % 0
4.8 to 6.2
Tin (Sn), % 0.3 to 1.5
0
Zinc (Zn), % 33.4 to 39.7
0 to 1.0
Residuals, % 0
0 to 0.5