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EN 1.4301 Stainless Steel vs. S20161 Stainless Steel

Both EN 1.4301 stainless steel and S20161 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 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 EN 1.4301 stainless steel and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 46
46
Fatigue Strength, MPa 200 to 330
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 430 to 550
690
Tensile Strength: Ultimate (UTS), MPa 610 to 900
980
Tensile Strength: Yield (Proof), MPa 220 to 570
390

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 940
870
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1380
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
12
Density, g/cm3 7.8
7.5
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 43
39
Embodied Water, L/kg 140
130

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 220
360
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 820
390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 22 to 32
36
Strength to Weight: Bending, points 20 to 27
29
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 14 to 20
22

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.15
Chromium (Cr), % 17.5 to 19.5
15 to 18
Iron (Fe), % 66.8 to 74.5
65.6 to 73.9
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Nickel (Ni), % 8.0 to 10.5
4.0 to 6.0
Nitrogen (N), % 0 to 0.1
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 0.015
0 to 0.040