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AISI 301LN Stainless Steel vs. EN 1.1181 Steel

Both AISI 301LN stainless steel and EN 1.1181 steel are iron alloys. They have 76% of their average alloy composition in common. There are 31 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 AISI 301LN stainless steel and the bottom bar is EN 1.1181 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23 to 51
19 to 20
Fatigue Strength, MPa 270 to 520
190 to 260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 450 to 670
350 to 390
Tensile Strength: Ultimate (UTS), MPa 630 to 1060
560 to 620
Tensile Strength: Yield (Proof), MPa 270 to 770
280 to 380

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 890
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
42
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 39
19
Embodied Water, L/kg 130
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 290
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1520
210 to 380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 38
20 to 22
Strength to Weight: Bending, points 21 to 30
19 to 21
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 14 to 24
19 to 21

Alloy Composition

Carbon (C), % 0 to 0.030
0.32 to 0.39
Chromium (Cr), % 16 to 18
0 to 0.4
Iron (Fe), % 70.7 to 77.9
97.4 to 99.18
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 6.0 to 8.0
0 to 0.4
Nitrogen (N), % 0.070 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035