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Grade FDSiCrV Steel vs. AISI 384 Stainless Steel

Both grade FDSiCrV steel and AISI 384 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade FDSiCrV steel and the bottom bar is AISI 384 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 630
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 2100
480

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Mechanical, °C 420
910
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 47
16
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
20
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 1.9
3.7
Embodied Energy, MJ/kg 26
52
Embodied Water, L/kg 50
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 75
17
Strength to Weight: Bending, points 47
17
Thermal Diffusivity, mm2/s 13
4.3
Thermal Shock Resistance, points 63
11

Alloy Composition

Carbon (C), % 0.5 to 0.7
0 to 0.040
Chromium (Cr), % 0.5 to 1.0
15 to 17
Copper (Cu), % 0 to 0.12
0
Iron (Fe), % 96 to 97.8
60.9 to 68
Manganese (Mn), % 0.4 to 0.9
0 to 2.0
Nickel (Ni), % 0
17 to 19
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 1.2 to 1.7
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0.1 to 0.25
0