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EN 1.7386 Steel vs. Grade TDSiCrV Steel

Both EN 1.7386 steel and grade TDSiCrV steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.7386 steel and the bottom bar is grade TDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 200
630
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
80
Tensile Strength: Ultimate (UTS), MPa 550 to 670
2100

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 600
420
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 26
47
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
2.3
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.0
1.9
Embodied Energy, MJ/kg 28
26
Embodied Water, L/kg 88
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 24
75
Strength to Weight: Bending, points 19 to 22
47
Thermal Diffusivity, mm2/s 6.9
13
Thermal Shock Resistance, points 15 to 18
63

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0.5 to 0.7
Chromium (Cr), % 8.0 to 10
0.5 to 1.0
Copper (Cu), % 0 to 0.3
0 to 0.1
Iron (Fe), % 86.8 to 90.5
96.1 to 97.8
Manganese (Mn), % 0.3 to 0.6
0.4 to 0.9
Molybdenum (Mo), % 0.9 to 1.1
0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0.25 to 1.0
1.2 to 1.7
Sulfur (S), % 0 to 0.010
0 to 0.020
Vanadium (V), % 0
0.1 to 0.25