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EN 1.7338 Steel vs. AWS ERNiCr-3

EN 1.7338 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 (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.7338 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, % 23
34
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 490
630

Thermal Properties

Latent Heat of Fusion, J/g 260
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 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 3.1
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 1.6
11
Embodied Energy, MJ/kg 21
160
Embodied Water, L/kg 53
280

Common Calculations

Stiffness to Weight: Axial, points 13
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 14
18

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 1.0 to 1.5
18 to 22
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 0 to 0.3
0 to 0.5
Iron (Fe), % 95.4 to 97.8
0 to 3.0
Manganese (Mn), % 0.3 to 0.6
2.5 to 3.5
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0 to 0.3
67 to 77.5
Niobium (Nb), % 0
2.0 to 3.0
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.5 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0 to 0.75
Residuals, % 0
0 to 0.5