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AISI 303Se Stainless Steel vs. Grade FDSiCrV Steel

Both AISI 303Se stainless steel and grade FDSiCrV steel are iron alloys. They have 73% 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 AISI 303Se stainless steel and the bottom bar is grade FDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
630
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Reduction in Area, % 57
42
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 590
2100

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Mechanical, °C 930
420
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
47
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.3
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.0
1.9
Embodied Energy, MJ/kg 42
26
Embodied Water, L/kg 140
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
75
Strength to Weight: Bending, points 20
47
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 13
63

Alloy Composition

Carbon (C), % 0 to 0.15
0.5 to 0.7
Chromium (Cr), % 17 to 19
0.5 to 1.0
Copper (Cu), % 0
0 to 0.12
Iron (Fe), % 67.2 to 74.9
96 to 97.8
Manganese (Mn), % 0 to 2.0
0.4 to 0.9
Nickel (Ni), % 8.0 to 10
0
Phosphorus (P), % 0 to 0.2
0 to 0.030
Selenium (Se), % 0.15 to 0.35
0
Silicon (Si), % 0 to 1.0
1.2 to 1.7
Sulfur (S), % 0 to 0.060
0 to 0.025
Vanadium (V), % 0
0.1 to 0.25