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AISI 334 Stainless Steel vs. Grade FDSiCr Steel

Both AISI 334 stainless steel and grade FDSiCr steel are iron alloys. They have 61% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is grade FDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
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 540
1930

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Mechanical, °C 1000
410
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.2
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.1
1.5
Embodied Energy, MJ/kg 59
20
Embodied Water, L/kg 170
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
69
Strength to Weight: Bending, points 19
44
Thermal Shock Resistance, points 12
58

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.080
0.5 to 0.6
Chromium (Cr), % 18 to 20
0.5 to 0.8
Copper (Cu), % 0
0 to 0.12
Iron (Fe), % 55.7 to 62.7
96.5 to 97.8
Manganese (Mn), % 0 to 1.0
0.5 to 0.9
Nickel (Ni), % 19 to 21
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 1.0
1.2 to 1.6
Sulfur (S), % 0 to 0.015
0 to 0.025
Titanium (Ti), % 0.15 to 0.6
0