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S20161 Stainless Steel vs. EN 1.4658 Stainless Steel

Both S20161 stainless steel and EN 1.4658 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 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 S20161 stainless steel and the bottom bar is EN 1.4658 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
260
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 46
28
Fatigue Strength, MPa 360
530
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
81
Shear Strength, MPa 690
580
Tensile Strength: Ultimate (UTS), MPa 980
900
Tensile Strength: Yield (Proof), MPa 390
730

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 870
1100
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1400
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 12
25
Density, g/cm3 7.5
7.8
Embodied Carbon, kg CO2/kg material 2.7
4.5
Embodied Energy, MJ/kg 39
61
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 19
49
Resilience: Ultimate (Unit Rupture Work), MJ/m3 360
240
Resilience: Unit (Modulus of Resilience), kJ/m3 390
1280
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 36
32
Strength to Weight: Bending, points 29
26
Thermal Diffusivity, mm2/s 4.0
4.3
Thermal Shock Resistance, points 22
24

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 15 to 18
26 to 29
Cobalt (Co), % 0
0.5 to 2.0
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 65.6 to 73.9
50.9 to 63.7
Manganese (Mn), % 4.0 to 6.0
0 to 1.5
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 4.0 to 6.0
5.5 to 9.5
Nitrogen (N), % 0.080 to 0.2
0.3 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 3.0 to 4.0
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.010