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C47940 Brass vs. C96300 Copper-nickel

Both C47940 brass and C96300 copper-nickel are copper alloys. They have 66% of their average alloy composition in common. There are 26 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 C47940 brass and the bottom bar is C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
130
Elongation at Break, % 14 to 34
11
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
49
Tensile Strength: Ultimate (UTS), MPa 380 to 520
580
Tensile Strength: Yield (Proof), MPa 160 to 390
430

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 130
240
Melting Completion (Liquidus), °C 850
1200
Melting Onset (Solidus), °C 800
1150
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 110
37
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
42
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.1
Embodied Energy, MJ/kg 47
76
Embodied Water, L/kg 330
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
59
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
720
Stiffness to Weight: Axial, points 7.1
8.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13 to 17
18
Strength to Weight: Bending, points 14 to 17
17
Thermal Diffusivity, mm2/s 36
10
Thermal Shock Resistance, points 13 to 17
20

Alloy Composition

Carbon (C), % 0
0 to 0.15
Copper (Cu), % 63 to 66
72.3 to 80.8
Iron (Fe), % 0.1 to 1.0
0.5 to 1.5
Lead (Pb), % 1.0 to 2.0
0 to 0.010
Manganese (Mn), % 0
0.25 to 1.5
Nickel (Ni), % 0.1 to 0.5
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
Tin (Sn), % 1.2 to 2.0
0
Zinc (Zn), % 28.1 to 34.6
0
Residuals, % 0
0 to 0.5