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EN 1.4621 Stainless Steel vs. AISI 410 Stainless Steel

Both EN 1.4621 stainless steel and AISI 410 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4621 stainless steel and the bottom bar is AISI 410 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
16 to 22
Fatigue Strength, MPa 190
190 to 350
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 320
330 to 470
Tensile Strength: Ultimate (UTS), MPa 500
520 to 770
Tensile Strength: Yield (Proof), MPa 270
290 to 580

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 510
390
Maximum Temperature: Mechanical, °C 970
710
Melting Completion (Liquidus), °C 1440
1530
Melting Onset (Solidus), °C 1390
1480
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
30
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 14
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.8
1.9
Embodied Energy, MJ/kg 41
27
Embodied Water, L/kg 140
100

Common Calculations

PREN (Pitting Resistance) 21
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
97 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
210 to 860
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
19 to 28
Strength to Weight: Bending, points 18
19 to 24
Thermal Diffusivity, mm2/s 5.7
8.1
Thermal Shock Resistance, points 17
18 to 26

Alloy Composition

Carbon (C), % 0 to 0.030
0.080 to 0.15
Chromium (Cr), % 20 to 21.5
11.5 to 13.5
Copper (Cu), % 0.1 to 1.0
0
Iron (Fe), % 74.4 to 79.7
83.5 to 88.4
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0
0 to 0.75
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030