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AWS ENiCrMo-3 vs. Grade TDC Steel

AWS ENiCrMo-3 belongs to the nickel alloys classification, while grade TDC steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrMo-3 and the bottom bar is grade TDC steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 870
1700

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Melting Completion (Liquidus), °C 1480
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
51
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 80
1.9
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 14
1.4
Embodied Energy, MJ/kg 190
19
Embodied Water, L/kg 290
47

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 28
60
Strength to Weight: Bending, points 24
40
Thermal Diffusivity, mm2/s 2.8
14
Thermal Shock Resistance, points 25
50

Alloy Composition

Carbon (C), % 0 to 0.1
0.6 to 0.75
Chromium (Cr), % 20 to 23
0 to 0.3
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0 to 0.1
Iron (Fe), % 0 to 7.0
98 to 99.4
Manganese (Mn), % 0 to 1.0
0.5 to 1.2
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 55 to 68.9
0
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.75
0.1 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.020
Residuals, % 0 to 0.5
0