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AISI 430FSe Stainless Steel vs. AISI 416Se Stainless Steel

Both AISI 430FSe stainless steel and AISI 416Se stainless steel are iron alloys. Both are furnished in the annealed condition. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is AISI 430FSe stainless steel and the bottom bar is AISI 416Se stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
23
Fatigue Strength, MPa 210
210
Poisson's Ratio 0.28
0.28
Reduction in Area, % 50
50
Shear Modulus, GPa 77
76
Shear Strength, MPa 340
340
Tensile Strength: Ultimate (UTS), MPa 540
540
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 870
760
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
30
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
8.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.1
1.9
Embodied Energy, MJ/kg 30
27
Embodied Water, L/kg 120
100

Common Calculations

PREN (Pitting Resistance) 17
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
20
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 6.8
8.1
Thermal Shock Resistance, points 19
20

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.15
Chromium (Cr), % 16 to 18
12 to 14
Iron (Fe), % 79.5 to 84
83.1 to 87.9
Manganese (Mn), % 0 to 1.3
0 to 1.3
Phosphorus (P), % 0 to 0.060
0 to 0.060
Selenium (Se), % 0
0.15 to 0.35
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.060
0 to 0.060