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EN 1.3558 Steel vs. Grade TDSiCr Steel

Both EN 1.3558 steel and grade TDSiCr steel are iron alloys. They have 77% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.3558 steel and the bottom bar is grade TDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
590
Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 770
1950

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Maximum Temperature: Mechanical, °C 490
410
Melting Completion (Liquidus), °C 1810
1440
Melting Onset (Solidus), °C 1760
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 20
46
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 45
2.2
Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 8.4
1.5
Embodied Energy, MJ/kg 130
20
Embodied Water, L/kg 90
48

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 23
70
Strength to Weight: Bending, points 20
45
Thermal Diffusivity, mm2/s 5.3
12
Thermal Shock Resistance, points 22
58

Alloy Composition

Carbon (C), % 0.7 to 0.8
0.5 to 0.6
Chromium (Cr), % 3.9 to 4.3
0.5 to 0.8
Copper (Cu), % 0 to 0.3
0 to 0.1
Iron (Fe), % 73.7 to 77.6
96.6 to 97.8
Manganese (Mn), % 0 to 0.4
0.5 to 0.9
Molybdenum (Mo), % 0 to 0.6
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.4
1.2 to 1.6
Sulfur (S), % 0 to 0.015
0 to 0.020
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.0 to 1.3
0