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CC381H Copper-nickel vs. ACI-ASTM CC50 Steel

CC381H copper-nickel belongs to the copper alloys classification, while ACI-ASTM CC50 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is ACI-ASTM CC50 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
210
Elastic (Young's, Tensile) Modulus, GPa 140
200
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 52
80
Tensile Strength: Ultimate (UTS), MPa 380
430

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 260
1100
Melting Completion (Liquidus), °C 1180
1420
Melting Onset (Solidus), °C 1120
1370
Specific Heat Capacity, J/kg-K 410
490
Thermal Conductivity, W/m-K 30
17
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 40
14
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 5.0
2.7
Embodied Energy, MJ/kg 73
39
Embodied Water, L/kg 280
170

Common Calculations

Stiffness to Weight: Axial, points 8.6
15
Stiffness to Weight: Bending, points 19
26
Strength to Weight: Axial, points 12
16
Strength to Weight: Bending, points 13
17
Thermal Diffusivity, mm2/s 8.4
4.5
Thermal Shock Resistance, points 13
14

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
62.9 to 74
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0 to 1.0
Nickel (Ni), % 29 to 31
0 to 4.0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.040
Zinc (Zn), % 0 to 0.5
0