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C84000 Brass vs. C96300 Copper-nickel

Both C84000 brass and C96300 copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 78% of their average alloy composition in common.

For each property being compared, the top bar is C84000 brass and the bottom bar is C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
150
Elastic (Young's, Tensile) Modulus, GPa 110
130
Elongation at Break, % 27
11
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
49
Tensile Strength: Ultimate (UTS), MPa 250
580
Tensile Strength: Yield (Proof), MPa 140
430

Thermal Properties

Latent Heat of Fusion, J/g 190
230
Maximum Temperature: Mechanical, °C 170
240
Melting Completion (Liquidus), °C 1040
1200
Melting Onset (Solidus), °C 940
1150
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 72
37
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 17
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 30
42
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 3.0
5.1
Embodied Energy, MJ/kg 49
76
Embodied Water, L/kg 330
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
59
Resilience: Unit (Modulus of Resilience), kJ/m3 83
720
Stiffness to Weight: Axial, points 7.2
8.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 8.2
18
Strength to Weight: Bending, points 10
17
Thermal Diffusivity, mm2/s 22
10
Thermal Shock Resistance, points 9.0
20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 82 to 89
72.3 to 80.8
Iron (Fe), % 0 to 0.4
0.5 to 1.5
Lead (Pb), % 0 to 0.090
0 to 0.010
Manganese (Mn), % 0 to 0.010
0.25 to 1.5
Nickel (Ni), % 0.5 to 2.0
18 to 22
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0 to 0.050
0 to 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.5
Sulfur (S), % 0.1 to 0.65
0 to 0.020
Tin (Sn), % 2.0 to 4.0
0
Zinc (Zn), % 5.0 to 14
0
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 0.5