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EN 1.6554 Steel vs. AWS ENiCrMo-4

EN 1.6554 steel belongs to the iron alloys classification, while AWS ENiCrMo-4 belongs to the nickel alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.6554 steel and the bottom bar is AWS ENiCrMo-4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 17 to 21
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
84
Tensile Strength: Ultimate (UTS), MPa 780 to 930
790

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1460
1590
Melting Onset (Solidus), °C 1420
1530
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
70
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 1.7
13
Embodied Energy, MJ/kg 22
170
Embodied Water, L/kg 53
280

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 27 to 33
24
Strength to Weight: Bending, points 24 to 27
21
Thermal Shock Resistance, points 23 to 27
22

Alloy Composition

Carbon (C), % 0.23 to 0.28
0 to 0.020
Chromium (Cr), % 0.7 to 0.9
14.5 to 16.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0 to 0.3
0 to 0.5
Iron (Fe), % 94.6 to 97.3
4.0 to 7.0
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.3
15 to 17
Nickel (Ni), % 1.0 to 2.0
49.9 to 63.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 0.2
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0
3.0 to 4.5
Vanadium (V), % 0 to 0.030
0 to 0.35
Residuals, % 0
0 to 0.5