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EN 1.4003 Stainless Steel vs. Grade TDSiCrV Steel

Both EN 1.4003 stainless steel and grade TDSiCrV steel are iron alloys. They have 88% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4003 stainless steel and the bottom bar is grade TDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
630
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 540
2100

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 720
420
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
47
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
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 1.9
1.9
Embodied Energy, MJ/kg 27
26
Embodied Water, L/kg 97
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
75
Strength to Weight: Bending, points 19
47
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 19
63

Alloy Composition

Carbon (C), % 0 to 0.030
0.5 to 0.7
Chromium (Cr), % 10.5 to 12.5
0.5 to 1.0
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 83.9 to 89.2
96.1 to 97.8
Manganese (Mn), % 0 to 1.5
0.4 to 0.9
Nickel (Ni), % 0.3 to 1.0
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
1.2 to 1.7
Sulfur (S), % 0 to 0.015
0 to 0.020
Vanadium (V), % 0
0.1 to 0.25