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C96300 Copper-nickel vs. C69300 Brass

Both C96300 copper-nickel and C69300 brass are copper alloys. They have 76% of their average alloy composition in common. There are 28 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 C96300 copper-nickel and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
110
Elongation at Break, % 11
8.5 to 15
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 49
41
Tensile Strength: Ultimate (UTS), MPa 580
550 to 630
Tensile Strength: Yield (Proof), MPa 430
300 to 390

Thermal Properties

Latent Heat of Fusion, J/g 230
240
Maximum Temperature: Mechanical, °C 240
160
Melting Completion (Liquidus), °C 1200
880
Melting Onset (Solidus), °C 1150
860
Specific Heat Capacity, J/kg-K 400
400
Thermal Conductivity, W/m-K 37
38
Thermal Expansion, µm/m-K 16
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.1
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 42
26
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
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
47 to 70
Resilience: Unit (Modulus of Resilience), kJ/m3 720
400 to 700
Stiffness to Weight: Axial, points 8.2
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 18
19 to 21
Strength to Weight: Bending, points 17
18 to 20
Thermal Diffusivity, mm2/s 10
12
Thermal Shock Resistance, points 20
19 to 22

Alloy Composition

Carbon (C), % 0 to 0.15
0
Copper (Cu), % 72.3 to 80.8
73 to 77
Iron (Fe), % 0.5 to 1.5
0 to 0.1
Lead (Pb), % 0 to 0.010
0 to 0.090
Manganese (Mn), % 0.25 to 1.5
0 to 0.1
Nickel (Ni), % 18 to 22
0 to 0.1
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.020
0.040 to 0.15
Silicon (Si), % 0 to 0.5
2.7 to 3.4
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
18.4 to 24.3
Residuals, % 0
0 to 0.5