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EN 1.4458 Stainless Steel vs. AWS ERNiCr-3

EN 1.4458 stainless steel belongs to the iron alloys classification, while AWS ERNiCr-3 belongs to the nickel alloys. They have 51% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4458 stainless steel and the bottom bar is AWS ERNiCr-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
34
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
75
Tensile Strength: Ultimate (UTS), MPa 510
630

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Melting Completion (Liquidus), °C 1420
1380
Melting Onset (Solidus), °C 1370
1330
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 30
70
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 5.4
11
Embodied Energy, MJ/kg 75
160
Embodied Water, L/kg 200
280

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 17
21
Strength to Weight: Bending, points 18
19
Thermal Shock Resistance, points 12
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 19 to 22
18 to 22
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0 to 2.0
0 to 0.5
Iron (Fe), % 40.2 to 53
0 to 3.0
Manganese (Mn), % 0 to 2.0
2.5 to 3.5
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 26 to 30
67 to 77.5
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0
0 to 0.75
Residuals, % 0
0 to 0.5