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AWS E409Nb vs. Grade TDCrV Steel

Both AWS E409Nb and grade TDCrV steel are iron alloys. They have 86% of their average alloy composition in common. There are 23 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 E409Nb and the bottom bar is grade TDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 500
1730

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
49
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.9
Embodied Energy, MJ/kg 42
26
Embodied Water, L/kg 100
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
61
Strength to Weight: Bending, points 18
41
Thermal Diffusivity, mm2/s 6.8
13
Thermal Shock Resistance, points 14
51

Alloy Composition

Carbon (C), % 0 to 0.12
0.62 to 0.72
Chromium (Cr), % 11 to 14
0.4 to 0.6
Copper (Cu), % 0 to 0.75
0 to 0.1
Iron (Fe), % 80.2 to 88.5
97.8 to 98.8
Manganese (Mn), % 0 to 1.0
0.5 to 0.9
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 0 to 0.6
0
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0.15 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0
0.15 to 0.25