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AWS ERNiCrFe-5 vs. EN 1.7390 Steel

AWS ERNiCrFe-5 belongs to the nickel alloys classification, while EN 1.7390 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrFe-5 and the bottom bar is EN 1.7390 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
16
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 74
74
Tensile Strength: Ultimate (UTS), MPa 630
710

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 14
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 65
4.3
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 11
1.7
Embodied Energy, MJ/kg 150
23
Embodied Water, L/kg 250
69

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
25
Strength to Weight: Bending, points 19
23
Thermal Diffusivity, mm2/s 3.6
11
Thermal Shock Resistance, points 19
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.18
Chromium (Cr), % 14 to 17
4.0 to 6.0
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 6.0 to 10
91.9 to 95.3
Manganese (Mn), % 0 to 1.0
0.3 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 70 to 78.5
0
Niobium (Nb), % 1.5 to 3.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Residuals, % 0 to 0.5
0