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C66700 Brass vs. C96300 Copper-nickel

Both C66700 brass and C96300 copper-nickel 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 C66700 brass and the bottom bar is C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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