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AWS E385 vs. Grade FDSiCr Steel

Both AWS E385 and grade FDSiCr steel are iron alloys. They have 48% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E385 and the bottom bar is grade FDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 580
1930

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 14
48
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.2
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 5.8
1.5
Embodied Energy, MJ/kg 79
20
Embodied Water, L/kg 200
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
69
Strength to Weight: Bending, points 19
44
Thermal Diffusivity, mm2/s 3.6
13
Thermal Shock Resistance, points 15
58

Alloy Composition

Carbon (C), % 0 to 0.030
0.5 to 0.6
Chromium (Cr), % 19.5 to 21.5
0.5 to 0.8
Copper (Cu), % 1.2 to 2.0
0 to 0.12
Iron (Fe), % 41.8 to 50.1
96.5 to 97.8
Manganese (Mn), % 1.0 to 2.5
0.5 to 0.9
Molybdenum (Mo), % 4.2 to 5.2
0
Nickel (Ni), % 24 to 26
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.9
1.2 to 1.6
Sulfur (S), % 0 to 0.020
0 to 0.025