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AWS ENiCu-7 vs. Type 2 Magnetic Alloy

AWS ENiCu-7 belongs to the nickel alloys classification, while Type 2 magnetic alloy belongs to the iron alloys. They have 50% of their average alloy composition in common. There are 22 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 AWS ENiCu-7 and the bottom bar is Type 2 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 34
2.0 to 38
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 62
72
Tensile Strength: Ultimate (UTS), MPa 550
510 to 910

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1270
1420
Melting Onset (Solidus), °C 1230
1370
Specific Heat Capacity, J/kg-K 430
460
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
3.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
4.2

Otherwise Unclassified Properties

Base Metal Price, % relative 50
33
Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 8.0
5.9
Embodied Energy, MJ/kg 110
81
Embodied Water, L/kg 250
140

Common Calculations

Stiffness to Weight: Axial, points 10
12
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 17
17 to 30
Strength to Weight: Bending, points 17
17 to 25
Thermal Shock Resistance, points 18
16 to 29

Alloy Composition

Aluminum (Al), % 0 to 0.75
0
Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 20.6 to 38
0 to 0.3
Iron (Fe), % 0 to 2.5
48.2 to 53
Manganese (Mn), % 0 to 4.0
0 to 0.8
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 62 to 69
47 to 49
Phosphorus (P), % 0 to 0.020
0 to 0.010
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 1.0
0
Residuals, % 0 to 0.5
0