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EN 1.6511 Steel vs. AISI 316LN Stainless Steel

Both EN 1.6511 steel and AISI 316LN stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.6511 steel and the bottom bar is AISI 316LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12
42
Fatigue Strength, MPa 480
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
82
Shear Strength, MPa 600
410
Tensile Strength: Ultimate (UTS), MPa 990
590
Tensile Strength: Yield (Proof), MPa 770
230

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 430
940
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 36
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 3.1
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.6
3.8
Embodied Energy, MJ/kg 21
53
Embodied Water, L/kg 53
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
200
Resilience: Unit (Modulus of Resilience), kJ/m3 1590
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 35
21
Strength to Weight: Bending, points 28
20
Thermal Diffusivity, mm2/s 9.9
4.1
Thermal Shock Resistance, points 29
13

Alloy Composition

Carbon (C), % 0.32 to 0.4
0 to 0.030
Chromium (Cr), % 0.9 to 1.2
16 to 18
Iron (Fe), % 95.6 to 97.2
62 to 71.9
Manganese (Mn), % 0.5 to 0.8
0 to 2.0
Molybdenum (Mo), % 0.15 to 0.3
2.0 to 3.0
Nickel (Ni), % 0.9 to 1.2
10 to 14
Nitrogen (N), % 0
0.1 to 0.16
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 0.75
Sulfur (S), % 0 to 0.035
0 to 0.030