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SAE-AISI D5 Steel vs. AISI 430FSe Stainless Steel

Both SAE-AISI D5 steel and AISI 430FSe stainless steel are iron alloys. They have a moderately high 94% 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 SAE-AISI D5 steel and the bottom bar is AISI 430FSe stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 5.4 to 14
23
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 470 to 1180
340
Tensile Strength: Ultimate (UTS), MPa 770 to 2030
540

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 27
25
Thermal Expansion, µm/m-K 11
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 4.9
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 13
8.5
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.5
2.1
Embodied Energy, MJ/kg 51
30
Embodied Water, L/kg 120
120

Common Calculations

PREN (Pitting Resistance) 15
17
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 73
20
Strength to Weight: Bending, points 24 to 46
19
Thermal Diffusivity, mm2/s 7.4
6.8
Thermal Shock Resistance, points 26 to 67
19

Alloy Composition

Carbon (C), % 1.4 to 1.6
0 to 0.12
Chromium (Cr), % 11 to 13
16 to 18
Cobalt (Co), % 2.5 to 3.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 77.9 to 84.4
79.5 to 84
Manganese (Mn), % 0 to 0.6
0 to 1.3
Molybdenum (Mo), % 0.7 to 1.2
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.060
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.060
Vanadium (V), % 0 to 1.0
0