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CC381H Copper-nickel vs. Grade VDC Steel

CC381H copper-nickel belongs to the copper alloys classification, while grade VDC steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is grade VDC steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
510
Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
80
Tensile Strength: Ultimate (UTS), MPa 380
1700

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 260
400
Melting Completion (Liquidus), °C 1180
1450
Melting Onset (Solidus), °C 1120
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 30
51
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 40
1.9
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
1.4
Embodied Energy, MJ/kg 73
19
Embodied Water, L/kg 280
47

Common Calculations

Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12
60
Strength to Weight: Bending, points 13
40
Thermal Diffusivity, mm2/s 8.4
14
Thermal Shock Resistance, points 13
50

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.6 to 0.75
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 64.5 to 69.9
0 to 0.060
Iron (Fe), % 0.5 to 1.5
98.3 to 99.35
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.5 to 1.0
Nickel (Ni), % 29 to 31
0
Phosphorus (P), % 0 to 0.010
0 to 0.020
Silicon (Si), % 0 to 0.1
0.15 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.020
Zinc (Zn), % 0 to 0.5
0