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EN 1.5408 Steel vs. Grade VDSiCrV Steel

Both EN 1.5408 steel and grade VDSiCrV steel are iron alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.5408 steel and the bottom bar is grade VDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 160
630
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Reduction in Area, % 64 to 69
48
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 460 to 1620
2100

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
420
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 48
47
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
2.3
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
1.9
Embodied Energy, MJ/kg 19
26
Embodied Water, L/kg 48
50

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 57
75
Strength to Weight: Bending, points 17 to 39
47
Thermal Diffusivity, mm2/s 13
13
Thermal Shock Resistance, points 13 to 48
63

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.28 to 0.32
0.5 to 0.7
Chromium (Cr), % 0 to 0.3
0.5 to 1.0
Copper (Cu), % 0 to 0.25
0 to 0.060
Iron (Fe), % 97.7 to 98.8
96.1 to 97.8
Manganese (Mn), % 0.8 to 1.0
0.4 to 0.9
Molybdenum (Mo), % 0.080 to 0.12
0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.3
1.2 to 1.7
Sulfur (S), % 0 to 0.025
0 to 0.020
Vanadium (V), % 0
0.1 to 0.25