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AISI 430F Stainless Steel vs. Grade TDSiCr Steel

Both AISI 430F stainless steel and grade TDSiCr steel are iron alloys. They have 83% of their average alloy composition in common. There are 26 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 AISI 430F stainless steel and the bottom bar is grade TDSiCr steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
590
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Reduction in Area, % 50
48
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 540
1950

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Mechanical, °C 870
410
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
46
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
2.2
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.1
1.5
Embodied Energy, MJ/kg 29
20
Embodied Water, L/kg 120
48

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
70
Strength to Weight: Bending, points 19
45
Thermal Diffusivity, mm2/s 6.7
12
Thermal Shock Resistance, points 19
58

Alloy Composition

Carbon (C), % 0 to 0.12
0.5 to 0.6
Chromium (Cr), % 16 to 18
0.5 to 0.8
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 79.2 to 83.9
96.6 to 97.8
Manganese (Mn), % 0 to 1.3
0.5 to 0.9
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
1.2 to 1.6
Sulfur (S), % 0.15 to 0.35
0 to 0.020