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Grade TDC Steel vs. EN 1.3518 Steel

Both grade TDC steel and EN 1.3518 steel are iron alloys. Their average alloy composition is basically identical. There are 25 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade TDC steel and the bottom bar is EN 1.3518 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 510
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 1700
630

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
420
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 19
20
Embodied Water, L/kg 47
51

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 60
23
Strength to Weight: Bending, points 40
21
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 50
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.6 to 0.75
0.93 to 1.1
Chromium (Cr), % 0 to 0.3
0.9 to 1.2
Copper (Cu), % 0 to 0.1
0 to 0.3
Iron (Fe), % 98 to 99.4
96.3 to 97.8
Manganese (Mn), % 0.5 to 1.2
0.9 to 1.2
Molybdenum (Mo), % 0
0 to 0.1
Oxygen (O), % 0
0 to 0.0015
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0.1 to 0.35
0.45 to 0.75
Sulfur (S), % 0 to 0.020
0 to 0.030