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EN 1.4588 Stainless Steel vs. AISI 201 Stainless Steel

Both EN 1.4588 stainless steel and AISI 201 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4588 stainless steel and the bottom bar is AISI 201 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
200 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
4.6 to 51
Fatigue Strength, MPa 190
280 to 600
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 540
650 to 1450
Tensile Strength: Yield (Proof), MPa 240
300 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1100
880
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
12
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.2
2.6
Embodied Energy, MJ/kg 84
38
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 44
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
61 to 340
Resilience: Unit (Modulus of Resilience), kJ/m3 140
230 to 2970
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
23 to 52
Strength to Weight: Bending, points 18
22 to 37
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 11
14 to 32

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.15
Chromium (Cr), % 19 to 21
16 to 18
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 41.2 to 50.4
67.5 to 75
Manganese (Mn), % 0 to 2.0
5.5 to 7.5
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 24 to 26
3.5 to 5.5
Nitrogen (N), % 0.1 to 0.25
0 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030