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EN 1.3549 Stainless Steel vs. S20161 Stainless Steel

Both EN 1.3549 stainless steel and S20161 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3549 stainless steel and the bottom bar is S20161 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 730
980

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 910
870
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1390
1330
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 7.7
7.5
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 37
39
Embodied Water, L/kg 130
130

Common Calculations

PREN (Pitting Resistance) 22
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 27
36
Strength to Weight: Bending, points 24
29
Thermal Diffusivity, mm2/s 5.6
4.0
Thermal Shock Resistance, points 26
22

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.15
Chromium (Cr), % 17 to 19
15 to 18
Iron (Fe), % 77.5 to 82
65.6 to 73.9
Manganese (Mn), % 0 to 1.0
4.0 to 6.0
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0
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), % 0 to 1.0
3.0 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.040
Vanadium (V), % 0.070 to 0.12
0