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C33000 Brass vs. C71520 Copper-nickel

Both C33000 brass and C71520 copper-nickel are copper alloys. They have 67% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C33000 brass and the bottom bar is C71520 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Elongation at Break, % 7.0 to 60
10 to 45
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
51
Shear Strength, MPa 240 to 300
250 to 340
Tensile Strength: Ultimate (UTS), MPa 320 to 520
370 to 570
Tensile Strength: Yield (Proof), MPa 110 to 450
140 to 430

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 130
260
Melting Completion (Liquidus), °C 940
1170
Melting Onset (Solidus), °C 900
1120
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 120
32
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 29
5.8

Otherwise Unclassified Properties

Base Metal Price, % relative 24
40
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.7
5.0
Embodied Energy, MJ/kg 45
73
Embodied Water, L/kg 320
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 150
54 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 950
67 to 680
Stiffness to Weight: Axial, points 7.2
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11 to 18
12 to 18
Strength to Weight: Bending, points 13 to 18
13 to 17
Thermal Diffusivity, mm2/s 37
8.9
Thermal Shock Resistance, points 11 to 17
12 to 19

Alloy Composition

Carbon (C), % 0
0 to 0.050
Copper (Cu), % 65 to 68
65 to 71.6
Iron (Fe), % 0 to 0.070
0.4 to 1.0
Lead (Pb), % 0.25 to 0.7
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
28 to 33
Phosphorus (P), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 30.8 to 34.8
0 to 0.5
Residuals, % 0
0 to 0.5

Comparable Variants