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Grade FDSiCr Steel vs. SAE-AISI 9310 Steel

Both grade FDSiCr steel and SAE-AISI 9310 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 25 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 grade FDSiCr steel and the bottom bar is SAE-AISI 9310 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 580
540 to 610
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 1930
820 to 910

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 410
440
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 48
48
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
4.4
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.8
Embodied Energy, MJ/kg 20
24
Embodied Water, L/kg 48
57

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 69
29 to 32
Strength to Weight: Bending, points 44
25 to 27
Thermal Diffusivity, mm2/s 13
13
Thermal Shock Resistance, points 58
24 to 27

Alloy Composition

Carbon (C), % 0.5 to 0.6
0.080 to 0.13
Chromium (Cr), % 0.5 to 0.8
1.0 to 1.4
Copper (Cu), % 0 to 0.12
0
Iron (Fe), % 96.5 to 97.8
93.8 to 95.2
Manganese (Mn), % 0.5 to 0.9
0.45 to 0.65
Molybdenum (Mo), % 0
0.080 to 0.15
Nickel (Ni), % 0
3.0 to 3.5
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 1.2 to 1.6
0.2 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.012