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CC381H Copper-nickel vs. SAE-AISI D5 Steel

CC381H copper-nickel belongs to the copper alloys classification, while SAE-AISI D5 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is SAE-AISI D5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
5.4 to 14
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
75
Tensile Strength: Ultimate (UTS), MPa 380
770 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Melting Completion (Liquidus), °C 1180
1430
Melting Onset (Solidus), °C 1120
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 30
27
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
4.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
4.9

Otherwise Unclassified Properties

Base Metal Price, % relative 40
13
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.0
3.5
Embodied Energy, MJ/kg 73
51
Embodied Water, L/kg 280
120

Common Calculations

Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
28 to 73
Strength to Weight: Bending, points 13
24 to 46
Thermal Diffusivity, mm2/s 8.4
7.4
Thermal Shock Resistance, points 13
26 to 67

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
1.4 to 1.6
Chromium (Cr), % 0
11 to 13
Cobalt (Co), % 0
2.5 to 3.5
Copper (Cu), % 64.5 to 69.9
0 to 0.25
Iron (Fe), % 0.5 to 1.5
77.9 to 84.4
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 29 to 31
0 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030
Vanadium (V), % 0
0 to 1.0
Zinc (Zn), % 0 to 0.5
0