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C96300 Copper-nickel vs. C66700 Brass

Both C96300 copper-nickel and C66700 brass are copper alloys. They have 71% of their average alloy composition in common. There are 28 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 C96300 copper-nickel and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Elongation at Break, % 11
2.0 to 58
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 49
41
Tensile Strength: Ultimate (UTS), MPa 580
340 to 690
Tensile Strength: Yield (Proof), MPa 430
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 230
180
Maximum Temperature: Mechanical, °C 240
140
Melting Completion (Liquidus), °C 1200
1090
Melting Onset (Solidus), °C 1150
1050
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 37
97
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
17
Electrical Conductivity: Equal Weight (Specific), % IACS 6.1
19

Otherwise Unclassified Properties

Base Metal Price, % relative 42
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 5.1
2.7
Embodied Energy, MJ/kg 76
45
Embodied Water, L/kg 290
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 720
49 to 1900
Stiffness to Weight: Axial, points 8.2
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18
11 to 23
Strength to Weight: Bending, points 17
13 to 21
Thermal Diffusivity, mm2/s 10
30
Thermal Shock Resistance, points 20
11 to 23

Alloy Composition

Carbon (C), % 0 to 0.15
0
Copper (Cu), % 72.3 to 80.8
68.5 to 71.5
Iron (Fe), % 0.5 to 1.5
0 to 0.1
Lead (Pb), % 0 to 0.010
0 to 0.070
Manganese (Mn), % 0.25 to 1.5
0.8 to 1.5
Nickel (Ni), % 18 to 22
0
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
26.3 to 30.7
Residuals, % 0
0 to 0.5