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C44400 Brass vs. C70600 Copper-nickel

Both C44400 brass and C70600 copper-nickel are copper alloys. They have 72% 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 C44400 brass and the bottom bar is C70600 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
46
Tensile Strength: Ultimate (UTS), MPa 350
290 to 570
Tensile Strength: Yield (Proof), MPa 120
63 to 270

Thermal Properties

Latent Heat of Fusion, J/g 180
220
Maximum Temperature: Mechanical, °C 140
220
Melting Completion (Liquidus), °C 940
1150
Melting Onset (Solidus), °C 900
1100
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
44
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 27
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 26
33
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.8
3.4
Embodied Energy, MJ/kg 46
51
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
16 to 290
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
9.1 to 18
Strength to Weight: Bending, points 13
11 to 17
Thermal Diffusivity, mm2/s 35
13
Thermal Shock Resistance, points 12
9.8 to 19

Alloy Composition

Antimony (Sb), % 0.020 to 0.1
0
Copper (Cu), % 70 to 73
84.7 to 90
Iron (Fe), % 0 to 0.060
1.0 to 1.8
Lead (Pb), % 0 to 0.070
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
9.0 to 11
Tin (Sn), % 0.9 to 1.2
0
Zinc (Zn), % 25.2 to 29.1
0 to 1.0
Residuals, % 0
0 to 0.5