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Grade TDCrV Steel vs. EN 1.7390 Steel

Both grade TDCrV steel and EN 1.7390 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is grade TDCrV steel and the bottom bar is EN 1.7390 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 520
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Reduction in Area, % 51
50
Shear Modulus, GPa 80
74
Tensile Strength: Ultimate (UTS), MPa 1730
710

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 410
510
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
4.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
1.7
Embodied Energy, MJ/kg 26
23
Embodied Water, L/kg 49
69

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 61
25
Strength to Weight: Bending, points 41
23
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 51
20

Alloy Composition

Carbon (C), % 0.62 to 0.72
0 to 0.18
Chromium (Cr), % 0.4 to 0.6
4.0 to 6.0
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 97.8 to 98.8
91.9 to 95.3
Manganese (Mn), % 0.5 to 0.9
0.3 to 0.8
Molybdenum (Mo), % 0
0.45 to 0.65
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.15 to 0.3
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.015
Vanadium (V), % 0.15 to 0.25
0