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C33500 Brass vs. C72200 Copper-nickel

Both C33500 brass and C72200 copper-nickel 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 (5, in this case) are not shown.

For each property being compared, the top bar is C33500 brass and the bottom bar is C72200 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
130
Poisson's Ratio 0.31
0.33
Rockwell B Hardness 53 to 91
71 to 86
Rockwell Superficial 30T Hardness 52 to 78
64 to 75
Shear Modulus, GPa 40
48
Tensile Strength: Ultimate (UTS), MPa 340 to 650
350 to 580

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 120
230
Melting Completion (Liquidus), °C 930
1180
Melting Onset (Solidus), °C 900
1120
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 120
34
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 29
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
36
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.9
Embodied Energy, MJ/kg 45
59
Embodied Water, L/kg 320
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
8.0
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 22
11 to 18
Strength to Weight: Bending, points 13 to 21
12 to 17
Thermal Diffusivity, mm2/s 37
9.6
Thermal Shock Resistance, points 11 to 22
12 to 20

Alloy Composition

Chromium (Cr), % 0
0.3 to 0.7
Copper (Cu), % 62 to 65
78.1 to 84.2
Iron (Fe), % 0 to 0.1
0.5 to 1.0
Lead (Pb), % 0.25 to 0.7
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
15 to 18
Zinc (Zn), % 33.8 to 37.8
0 to 1.0
Residuals, % 0
0 to 0.2

Comparable Variants