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EN 1.1191 Steel vs. AISI 310MoLN Stainless Steel

Both EN 1.1191 steel and AISI 310MoLN stainless steel are iron alloys. They have 51% 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 EN 1.1191 steel and the bottom bar is AISI 310MoLN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 200
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 17
28
Fatigue Strength, MPa 210 to 290
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
80
Shear Strength, MPa 380 to 430
400
Tensile Strength: Ultimate (UTS), MPa 630 to 700
610
Tensile Strength: Yield (Proof), MPa 310 to 440
290

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 48
14
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
28
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
5.0
Embodied Energy, MJ/kg 19
70
Embodied Water, L/kg 47
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 100
140
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 510
200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 25
21
Strength to Weight: Bending, points 21 to 22
20
Thermal Diffusivity, mm2/s 13
3.7
Thermal Shock Resistance, points 20 to 22
14

Alloy Composition

Carbon (C), % 0.42 to 0.5
0 to 0.020
Chromium (Cr), % 0 to 0.4
24 to 26
Iron (Fe), % 97.3 to 99.08
45.2 to 53.8
Manganese (Mn), % 0.5 to 0.8
0 to 2.0
Molybdenum (Mo), % 0 to 0.1
1.6 to 2.6
Nickel (Ni), % 0 to 0.4
20.5 to 23.5
Nitrogen (N), % 0
0.090 to 0.15
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.010