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EN 1.1122 Steel vs. N08366 Stainless Steel

Both EN 1.1122 steel and N08366 stainless steel are iron alloys. They have 47% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.1122 steel and the bottom bar is N08366 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 130
180
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 12 to 21
34
Fatigue Strength, MPa 170 to 260
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
80
Shear Strength, MPa 240 to 290
390
Tensile Strength: Ultimate (UTS), MPa 340 to 460
590
Tensile Strength: Yield (Proof), MPa 240 to 370
240

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 51
13
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
33
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.2
Embodied Energy, MJ/kg 18
84
Embodied Water, L/kg 46
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 89
160
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 360
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 12 to 16
20
Strength to Weight: Bending, points 14 to 17
19
Thermal Diffusivity, mm2/s 14
3.4
Thermal Shock Resistance, points 11 to 15
13

Alloy Composition

Carbon (C), % 0.080 to 0.12
0 to 0.035
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 98.7 to 99.62
42.4 to 50.5
Manganese (Mn), % 0.3 to 0.6
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
23.5 to 25.5
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030