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EN 1.5511 Steel vs. Grade TDCrV Steel

Both EN 1.5511 steel and grade TDCrV steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.5511 steel and the bottom bar is grade TDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 170
520
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Reduction in Area, % 51 to 69
51
Shear Modulus, GPa 72
80
Tensile Strength: Ultimate (UTS), MPa 490 to 580
1730

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
410
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
49
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.9
Embodied Energy, MJ/kg 19
26
Embodied Water, L/kg 46
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 20
61
Strength to Weight: Bending, points 18 to 20
41
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 15 to 17
51

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.32 to 0.39
0.62 to 0.72
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 98.3 to 99.159
97.8 to 98.8
Manganese (Mn), % 0.5 to 0.8
0.5 to 0.9
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.4
0.15 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.020
Vanadium (V), % 0
0.15 to 0.25