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AISI 430FSe Stainless Steel vs. AWS E409Nb

Both AISI 430FSe stainless steel and AWS E409Nb are iron alloys. They have a very high 95% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 430FSe stainless steel and the bottom bar is AWS E409Nb.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
23
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 540
500
Tensile Strength: Yield (Proof), MPa 310
380

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
25
Thermal Expansion, µm/m-K 10
14

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
13
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.1
2.9
Embodied Energy, MJ/kg 30
42
Embodied Water, L/kg 120
100

Common Calculations

PREN (Pitting Resistance) 17
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
380
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 6.8
6.8
Thermal Shock Resistance, points 19
14

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.12
Chromium (Cr), % 16 to 18
11 to 14
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 79.5 to 84
80.2 to 88.5
Manganese (Mn), % 0 to 1.3
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
0 to 0.6
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.060
0 to 0.030