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EN 1.4020 Stainless Steel vs. S20161 Stainless Steel

Both EN 1.4020 stainless steel and S20161 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 29 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 1.4020 stainless steel and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 13 to 34
46
Fatigue Strength, MPa 340 to 540
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 510 to 680
690
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
980
Tensile Strength: Yield (Proof), MPa 430 to 950
390

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 890
870
Melting Completion (Liquidus), °C 1390
1380
Melting Onset (Solidus), °C 1350
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 7.6
7.5
Embodied Carbon, kg CO2/kg material 2.5
2.7
Embodied Energy, MJ/kg 37
39
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 23
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
360
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 28 to 41
36
Strength to Weight: Bending, points 25 to 32
29
Thermal Shock Resistance, points 16 to 23
22

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.15
Chromium (Cr), % 16.5 to 19
15 to 18
Iron (Fe), % 62.8 to 71.8
65.6 to 73.9
Manganese (Mn), % 11 to 14
4.0 to 6.0
Nickel (Ni), % 0.5 to 2.5
4.0 to 6.0
Nitrogen (N), % 0.2 to 0.45
0.080 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
3.0 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.040