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AWS ERNiCu-7 vs. EN 1.0456 Steel

AWS ERNiCu-7 belongs to the nickel alloys classification, while EN 1.0456 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 ERNiCu-7 and the bottom bar is EN 1.0456 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 34
24 to 26
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
73
Tensile Strength: Ultimate (UTS), MPa 550
420 to 450

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1280
1460
Melting Onset (Solidus), °C 1240
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 20
48
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 50
2.2
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 8.5
1.5
Embodied Energy, MJ/kg 120
20
Embodied Water, L/kg 250
49

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 18
15 to 16
Strength to Weight: Bending, points 17
16 to 17
Thermal Diffusivity, mm2/s 5.3
13
Thermal Shock Resistance, points 19
13 to 14

Alloy Composition

Aluminum (Al), % 0 to 1.3
0.020 to 0.060
Carbon (C), % 0 to 0.15
0 to 0.2
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 18.3 to 36.5
0 to 0.35
Iron (Fe), % 0 to 2.5
96.7 to 99.48
Manganese (Mn), % 0 to 4.0
0.5 to 1.4
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 62 to 69
0 to 0.3
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.3
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.5 to 3.0
0 to 0.030
Vanadium (V), % 0
0 to 0.050
Residuals, % 0 to 0.5
0