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Grade TDSiCr Steel vs. AWS E16-8-2

Both grade TDSiCr steel and AWS E16-8-2 are iron alloys. They have 74% 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 grade TDSiCr steel and the bottom bar is AWS E16-8-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 1950
620

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 46
16
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
15
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.5
3.2
Embodied Energy, MJ/kg 20
45
Embodied Water, L/kg 48
140

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 70
22
Strength to Weight: Bending, points 45
20
Thermal Diffusivity, mm2/s 12
4.2
Thermal Shock Resistance, points 58
16

Alloy Composition

Carbon (C), % 0.5 to 0.6
0 to 0.1
Chromium (Cr), % 0.5 to 0.8
14.5 to 16.5
Copper (Cu), % 0 to 0.1
0 to 0.75
Iron (Fe), % 96.6 to 97.8
68 to 76.5
Manganese (Mn), % 0.5 to 0.9
0.5 to 2.5
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0
7.5 to 9.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 1.2 to 1.6
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030