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S39274 Stainless Steel vs. Grade FDSiCrV Steel

Both S39274 stainless steel and grade FDSiCrV steel are iron alloys. They have 63% of their average alloy composition in common. There are 26 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 S39274 stainless steel and the bottom bar is grade FDSiCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
630
Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.27
0.29
Reduction in Area, % 34
42
Shear Modulus, GPa 81
80
Tensile Strength: Ultimate (UTS), MPa 900
2100

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1480
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
47
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.3
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 4.3
1.9
Embodied Energy, MJ/kg 60
26
Embodied Water, L/kg 180
50

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
75
Strength to Weight: Bending, points 26
47
Thermal Diffusivity, mm2/s 4.2
13
Thermal Shock Resistance, points 25
63

Alloy Composition

Carbon (C), % 0 to 0.030
0.5 to 0.7
Chromium (Cr), % 24 to 26
0.5 to 1.0
Copper (Cu), % 0.2 to 0.8
0 to 0.12
Iron (Fe), % 57 to 65.6
96 to 97.8
Manganese (Mn), % 0 to 1.0
0.4 to 0.9
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.24 to 0.32
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.8
1.2 to 1.7
Sulfur (S), % 0 to 0.020
0 to 0.025
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0
0.1 to 0.25