MakeItFrom.com
Menu (ESC)

C72200 Copper-nickel vs. C23400 Brass

Both C72200 copper-nickel and C23400 brass are copper alloys. They have 82% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C72200 copper-nickel and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Poisson's Ratio 0.33
0.32
Rockwell B Hardness 71 to 86
52 to 91
Rockwell Superficial 30T Hardness 64 to 75
51 to 78
Shear Modulus, GPa 48
42
Tensile Strength: Ultimate (UTS), MPa 350 to 580
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 220
190
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1180
970
Melting Onset (Solidus), °C 1120
930
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 34
120
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 36
27
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 3.9
2.6
Embodied Energy, MJ/kg 59
43
Embodied Water, L/kg 300
320

Common Calculations

Stiffness to Weight: Axial, points 8.0
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11 to 18
12 to 21
Strength to Weight: Bending, points 12 to 17
13 to 19
Thermal Diffusivity, mm2/s 9.6
36
Thermal Shock Resistance, points 12 to 20
12 to 22

Alloy Composition

Chromium (Cr), % 0.3 to 0.7
0
Copper (Cu), % 78.1 to 84.2
81 to 84
Iron (Fe), % 0.5 to 1.0
0 to 0.050
Lead (Pb), % 0 to 0.050
0 to 0.050
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 15 to 18
0
Zinc (Zn), % 0 to 1.0
15.7 to 19
Residuals, % 0
0 to 0.2

Comparable Variants