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EN 1.4588 Stainless Steel vs. Grade TDSiCr Steel

Both EN 1.4588 stainless steel and grade TDSiCr steel are iron alloys. They have 48% 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 1.4588 stainless steel and the bottom bar is grade TDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
590
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 540
1950

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 15
46
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.2
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.2
1.5
Embodied Energy, MJ/kg 84
20
Embodied Water, L/kg 200
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
70
Strength to Weight: Bending, points 18
45
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 11
58

Alloy Composition

Carbon (C), % 0 to 0.020
0.5 to 0.6
Chromium (Cr), % 19 to 21
0.5 to 0.8
Copper (Cu), % 0.5 to 1.5
0 to 0.1
Iron (Fe), % 41.2 to 50.4
96.6 to 97.8
Manganese (Mn), % 0 to 2.0
0.5 to 0.9
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 24 to 26
0
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
1.2 to 1.6
Sulfur (S), % 0 to 0.020
0 to 0.020