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EN 1.1191 Steel vs. AWS ERNiCr-3

EN 1.1191 steel belongs to the iron alloys classification, while AWS ERNiCr-3 belongs to the nickel alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.1191 steel and the bottom bar is AWS ERNiCr-3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 17
34
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 630 to 700
630

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 1.4
11
Embodied Energy, MJ/kg 19
160
Embodied Water, L/kg 47
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 22 to 25
21
Strength to Weight: Bending, points 21 to 22
19
Thermal Shock Resistance, points 20 to 22
18

Alloy Composition

Carbon (C), % 0.42 to 0.5
0 to 0.1
Chromium (Cr), % 0 to 0.4
18 to 22
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 97.3 to 99.08
0 to 3.0
Manganese (Mn), % 0.5 to 0.8
2.5 to 3.5
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.4
67 to 77.5
Niobium (Nb), % 0
2.0 to 3.0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
0 to 0.75
Residuals, % 0
0 to 0.5