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AISI 205 Stainless Steel vs. Grade FDSiCr Steel

Both AISI 205 stainless steel and grade FDSiCr steel are iron alloys. They have 67% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is grade FDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 440
580
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
1930

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Mechanical, °C 880
410
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.2
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 37
20
Embodied Water, L/kg 150
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 29 to 52
69
Strength to Weight: Bending, points 25 to 37
44
Thermal Shock Resistance, points 16 to 29
58

Alloy Composition

Carbon (C), % 0.12 to 0.25
0.5 to 0.6
Chromium (Cr), % 16.5 to 18.5
0.5 to 0.8
Copper (Cu), % 0
0 to 0.12
Iron (Fe), % 62.6 to 68.1
96.5 to 97.8
Manganese (Mn), % 14 to 15.5
0.5 to 0.9
Nickel (Ni), % 1.0 to 1.7
0
Nitrogen (N), % 0.32 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.030
Silicon (Si), % 0 to 1.0
1.2 to 1.6
Sulfur (S), % 0 to 0.030
0 to 0.025