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Grade TDSiCr Steel vs. AWS E383

Both grade TDSiCr steel and AWS E383 are iron alloys. They have a modest 36% of their average alloy composition in common, which, by itself, doesn't mean much. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade TDSiCr steel and the bottom bar is AWS E383.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 1950
580

Thermal Properties

Latent Heat of Fusion, J/g 270
320
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 46
12
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
37
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 1.5
6.4
Embodied Energy, MJ/kg 20
89
Embodied Water, L/kg 48
240

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 70
20
Strength to Weight: Bending, points 45
19
Thermal Diffusivity, mm2/s 12
3.1
Thermal Shock Resistance, points 58
15

Alloy Composition

Carbon (C), % 0.5 to 0.6
0 to 0.030
Chromium (Cr), % 0.5 to 0.8
26.5 to 29
Copper (Cu), % 0 to 0.1
0.6 to 1.5
Iron (Fe), % 96.6 to 97.8
28.8 to 39.2
Manganese (Mn), % 0.5 to 0.9
0.5 to 2.5
Molybdenum (Mo), % 0
3.2 to 4.2
Nickel (Ni), % 0
30 to 33
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 1.2 to 1.6
0 to 0.9
Sulfur (S), % 0 to 0.020
0 to 0.020