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N08135 Stainless Steel vs. EN 1.7231 Steel

Both N08135 stainless steel and EN 1.7231 steel are iron alloys. They have a modest 38% of their average alloy composition in common, which, by itself, doesn't mean much. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is N08135 stainless steel and the bottom bar is EN 1.7231 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
11 to 12
Fatigue Strength, MPa 220
360 to 500
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 570
790 to 930
Tensile Strength: Yield (Proof), MPa 240
570 to 800

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 39
2.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.8
1.5
Embodied Energy, MJ/kg 94
20
Embodied Water, L/kg 220
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 140
870 to 1700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
28 to 33
Strength to Weight: Bending, points 19
24 to 27
Thermal Shock Resistance, points 13
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.030
0.38 to 0.45
Chromium (Cr), % 20.5 to 23.5
0.8 to 1.2
Copper (Cu), % 0 to 0.7
0
Iron (Fe), % 30.2 to 42.3
96.4 to 98.1
Manganese (Mn), % 0 to 1.0
0.6 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0.15 to 0.3
Nickel (Ni), % 33 to 38
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.2 to 0.8
0