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C33200 Brass vs. C71000 Copper-nickel

Both C33200 brass and C71000 copper-nickel are copper alloys. They have 67% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C33200 brass and the bottom bar is C71000 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
130
Poisson's Ratio 0.31
0.33
Rockwell Superficial 30T Hardness 26 to 69
56 to 73
Shear Modulus, GPa 40
49
Tensile Strength: Ultimate (UTS), MPa 320 to 520
320 to 560

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 130
240
Melting Completion (Liquidus), °C 930
1200
Melting Onset (Solidus), °C 900
1150
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 120
43
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 28
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
37
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.6
4.3
Embodied Energy, MJ/kg 44
63
Embodied Water, L/kg 320
290

Common Calculations

Stiffness to Weight: Axial, points 7.1
8.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11 to 17
10 to 18
Strength to Weight: Bending, points 13 to 17
12 to 17
Thermal Diffusivity, mm2/s 37
12
Thermal Shock Resistance, points 11 to 17
12 to 20

Alloy Composition

Copper (Cu), % 65 to 68
73.5 to 80.5
Iron (Fe), % 0 to 0.070
0.5 to 1.0
Lead (Pb), % 1.5 to 2.5
0 to 0.050
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
19 to 23
Zinc (Zn), % 29 to 33.5
0 to 1.0
Residuals, % 0
0 to 0.5

Comparable Variants