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EN 1.4557 Stainless Steel vs. AISI 205 Stainless Steel

Both EN 1.4557 stainless steel and AISI 205 stainless steel are iron alloys. They have 73% 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 EN 1.4557 stainless steel and the bottom bar is AISI 205 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
210 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
11 to 51
Fatigue Strength, MPa 260
410 to 640
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 560
800 to 1430
Tensile Strength: Yield (Proof), MPa 300
450 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1090
880
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 29
11
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 5.6
2.6
Embodied Energy, MJ/kg 76
37
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 45
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
150 to 430
Resilience: Unit (Modulus of Resilience), kJ/m3 210
510 to 3060
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 19
29 to 52
Strength to Weight: Bending, points 19
25 to 37
Thermal Shock Resistance, points 12
16 to 29

Alloy Composition

Carbon (C), % 0 to 0.020
0.12 to 0.25
Chromium (Cr), % 19.5 to 20.5
16.5 to 18.5
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 49.5 to 56.3
62.6 to 68.1
Manganese (Mn), % 0 to 1.2
14 to 15.5
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 17.5 to 19.5
1.0 to 1.7
Nitrogen (N), % 0.18 to 0.24
0.32 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030