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EN 1.4805 Stainless Steel vs. S20161 Stainless Steel

Both EN 1.4805 stainless steel and S20161 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4805 stainless steel and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.0
46
Fatigue Strength, MPa 130
360
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 490
980
Tensile Strength: Yield (Proof), MPa 250
390

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1000
870
Melting Completion (Liquidus), °C 1390
1380
Melting Onset (Solidus), °C 1350
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 26
12
Density, g/cm3 7.9
7.5
Embodied Carbon, kg CO2/kg material 4.7
2.7
Embodied Energy, MJ/kg 66
39
Embodied Water, L/kg 180
130

Common Calculations

PREN (Pitting Resistance) 22
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
360
Resilience: Unit (Modulus of Resilience), kJ/m3 150
390
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 17
36
Strength to Weight: Bending, points 18
29
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 11
22

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.15
Chromium (Cr), % 19 to 23
15 to 18
Iron (Fe), % 44.9 to 56.8
65.6 to 73.9
Manganese (Mn), % 0 to 2.0
4.0 to 6.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
4.0 to 6.0
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.0
3.0 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.040