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AISI 201 Stainless Steel vs. EN 1.6579 Steel

Both AISI 201 stainless steel and EN 1.6579 steel are iron alloys. They have 76% of their average alloy composition in common. There are 31 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 AISI 201 stainless steel and the bottom bar is EN 1.6579 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 440
260 to 290
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 4.6 to 51
11 to 14
Fatigue Strength, MPa 280 to 600
380 to 570
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 650 to 1450
850 to 980
Tensile Strength: Yield (Proof), MPa 300 to 1080
600 to 910

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
440
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
39
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 12
3.7
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.7
Embodied Energy, MJ/kg 38
22
Embodied Water, L/kg 140
56

Common Calculations

PREN (Pitting Resistance) 19
2.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 61 to 340
100 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 2970
950 to 2210
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 52
30 to 35
Strength to Weight: Bending, points 22 to 37
25 to 28
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 14 to 32
25 to 29

Alloy Composition

Carbon (C), % 0 to 0.15
0.32 to 0.38
Chromium (Cr), % 16 to 18
1.4 to 1.7
Iron (Fe), % 67.5 to 75
94.2 to 96.1
Manganese (Mn), % 5.5 to 7.5
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.35
Nickel (Ni), % 3.5 to 5.5
1.4 to 1.7
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants