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EN 1.4762 Stainless Steel vs. Grade FDSiCr Steel

Both EN 1.4762 stainless steel and grade FDSiCr steel are iron alloys. They have 75% 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 1.4762 stainless steel and the bottom bar is grade FDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
580
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 620
1930

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1150
410
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
48
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.2
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.5
1.5
Embodied Energy, MJ/kg 37
20
Embodied Water, L/kg 170
48

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
69
Strength to Weight: Bending, points 21
44
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 22
58

Alloy Composition

Aluminum (Al), % 1.2 to 1.7
0
Carbon (C), % 0 to 0.12
0.5 to 0.6
Chromium (Cr), % 23 to 26
0.5 to 0.8
Copper (Cu), % 0
0 to 0.12
Iron (Fe), % 69.7 to 75.1
96.5 to 97.8
Manganese (Mn), % 0 to 1.0
0.5 to 0.9
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0.7 to 1.4
1.2 to 1.6
Sulfur (S), % 0 to 0.015
0 to 0.025