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EN 1.4369 Stainless Steel vs. S20161 Stainless Steel

Both EN 1.4369 stainless steel and S20161 stainless steel are iron alloys. They have a moderately high 94% 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 1.4369 stainless steel and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
46
Fatigue Strength, MPa 330
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 580
690
Tensile Strength: Ultimate (UTS), MPa 850
980
Tensile Strength: Yield (Proof), MPa 390
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 1400
1380
Melting Onset (Solidus), °C 1360
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 14
12
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 43
39
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 23
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
360
Resilience: Unit (Modulus of Resilience), kJ/m3 380
390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 31
36
Strength to Weight: Bending, points 26
29
Thermal Diffusivity, mm2/s 4.0
4.0
Thermal Shock Resistance, points 18
22

Alloy Composition

Carbon (C), % 0.070 to 0.15
0 to 0.15
Chromium (Cr), % 17.5 to 19.5
15 to 18
Iron (Fe), % 63 to 70.2
65.6 to 73.9
Manganese (Mn), % 5.0 to 7.5
4.0 to 6.0
Nickel (Ni), % 6.5 to 8.5
4.0 to 6.0
Nitrogen (N), % 0.2 to 0.3
0.080 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.5 to 1.0
3.0 to 4.0
Sulfur (S), % 0 to 0.015
0 to 0.040