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AWS ENiCu-7 vs. EN 1.8864 Steel

AWS ENiCu-7 belongs to the nickel alloys classification, while EN 1.8864 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCu-7 and the bottom bar is EN 1.8864 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 34
22
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 62
73
Tensile Strength: Ultimate (UTS), MPa 550
610

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1270
1460
Melting Onset (Solidus), °C 1230
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 21
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 50
2.8
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 8.0
1.7
Embodied Energy, MJ/kg 110
22
Embodied Water, L/kg 250
50

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 5.5
10
Thermal Shock Resistance, points 18
18

Alloy Composition

Aluminum (Al), % 0 to 0.75
0
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.1
0 to 0.18
Chromium (Cr), % 0
0 to 0.5
Copper (Cu), % 20.6 to 38
0 to 0.3
Iron (Fe), % 0 to 2.5
95.1 to 100
Manganese (Mn), % 0 to 4.0
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 62 to 69
0 to 1.0
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 0 to 1.0
0 to 0.030
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0 to 0.5
0