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N08031 Stainless Steel vs. EN 1.1244 Steel

Both N08031 stainless steel and EN 1.1244 steel are iron alloys. They have a modest 34% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is N08031 stainless steel and the bottom bar is EN 1.1244 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 730
730 to 770

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
51
Thermal Expansion, µm/m-K 18
12

Otherwise Unclassified Properties

Base Metal Price, % relative 39
1.9
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 7.1
1.4
Embodied Energy, MJ/kg 96
19
Embodied Water, L/kg 240
47

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
26 to 28
Strength to Weight: Bending, points 22
23 to 24
Thermal Diffusivity, mm2/s 3.1
14
Thermal Shock Resistance, points 14
23 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.015
0.65 to 0.75
Chromium (Cr), % 26 to 28
0
Copper (Cu), % 1.0 to 1.4
0 to 0.3
Iron (Fe), % 29 to 36.9
98.1 to 99.2
Manganese (Mn), % 0 to 2.0
0.8 to 1.1
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 30 to 32
0
Nitrogen (N), % 0.15 to 0.25
0
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.3
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.030