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AISI 205 Stainless Steel vs. EN 1.4621 Stainless Steel

Both AISI 205 stainless steel and EN 1.4621 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is EN 1.4621 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11 to 51
25
Fatigue Strength, MPa 410 to 640
190
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
78
Shear Strength, MPa 560 to 850
320
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
500
Tensile Strength: Yield (Proof), MPa 450 to 1100
270

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
510
Maximum Temperature: Mechanical, °C 880
970
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 18
11

Otherwise Unclassified Properties

Base Metal Price, % relative 11
14
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 37
41
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 23
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 430
110
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 3060
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 29 to 52
18
Strength to Weight: Bending, points 25 to 37
18
Thermal Shock Resistance, points 16 to 29
17

Alloy Composition

Carbon (C), % 0.12 to 0.25
0 to 0.030
Chromium (Cr), % 16.5 to 18.5
20 to 21.5
Copper (Cu), % 0
0.1 to 1.0
Iron (Fe), % 62.6 to 68.1
74.4 to 79.7
Manganese (Mn), % 14 to 15.5
0 to 1.0
Nickel (Ni), % 1.0 to 1.7
0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0.32 to 0.4
0 to 0.030
Phosphorus (P), % 0 to 0.060
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015