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Grade TDC Steel vs. EN 1.4598 Stainless Steel

Both grade TDC steel and EN 1.4598 stainless steel are iron alloys. They have 67% 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 grade TDC steel and the bottom bar is EN 1.4598 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 510
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 1700
600

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
950
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
3.8
Embodied Energy, MJ/kg 19
52
Embodied Water, L/kg 47
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 60
21
Strength to Weight: Bending, points 40
20
Thermal Diffusivity, mm2/s 14
4.1
Thermal Shock Resistance, points 50
14

Alloy Composition

Carbon (C), % 0.6 to 0.75
0 to 0.030
Chromium (Cr), % 0 to 0.3
16.5 to 18.5
Copper (Cu), % 0 to 0.1
1.3 to 1.8
Iron (Fe), % 98 to 99.4
60.8 to 70.1
Manganese (Mn), % 0.5 to 1.2
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0
10 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0.1 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.020
0.1 to 0.2