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AISI 201 Stainless Steel vs. EN 1.4959 Stainless Steel

Both AISI 201 stainless steel and EN 1.4959 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 201 stainless steel and the bottom bar is EN 1.4959 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 4.6 to 51
40
Fatigue Strength, MPa 280 to 600
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 450 to 840
430
Tensile Strength: Ultimate (UTS), MPa 650 to 1450
630
Tensile Strength: Yield (Proof), MPa 300 to 1080
190

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
510
Maximum Temperature: Mechanical, °C 880
1090
Melting Completion (Liquidus), °C 1410
1400
Melting Onset (Solidus), °C 1370
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.4
Embodied Energy, MJ/kg 38
76
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 19
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 61 to 340
190
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 2970
96
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 52
22
Strength to Weight: Bending, points 22 to 37
20
Thermal Diffusivity, mm2/s 4.0
3.2
Thermal Shock Resistance, points 14 to 32
15

Alloy Composition

Aluminum (Al), % 0
0.25 to 0.65
Carbon (C), % 0 to 0.15
0.050 to 0.1
Chromium (Cr), % 16 to 18
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 67.5 to 75
39.4 to 50.5
Manganese (Mn), % 5.5 to 7.5
0 to 1.5
Nickel (Ni), % 3.5 to 5.5
30 to 34
Nitrogen (N), % 0 to 0.25
0 to 0.030
Phosphorus (P), % 0 to 0.060
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.25 to 0.65