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AWS ENiCrMo-4 vs. Grade FDC Steel

AWS ENiCrMo-4 belongs to the nickel alloys classification, while grade FDC steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
80
Tensile Strength: Ultimate (UTS), MPa 790
1680

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1590
1450
Melting Onset (Solidus), °C 1530
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
1.9
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 13
1.4
Embodied Energy, MJ/kg 170
19
Embodied Water, L/kg 280
47

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
60
Strength to Weight: Bending, points 21
40
Thermal Shock Resistance, points 22
50

Alloy Composition

Carbon (C), % 0 to 0.020
0.6 to 0.75
Chromium (Cr), % 14.5 to 16.5
0 to 0.3
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.12
Iron (Fe), % 4.0 to 7.0
98 to 99.4
Manganese (Mn), % 0 to 1.0
0.5 to 1.2
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 49.9 to 63.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.2
0.1 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0