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N08028 Stainless Steel vs. SAE-AISI 1090 Steel

Both N08028 stainless steel and SAE-AISI 1090 steel are iron alloys. They have a modest 35% of their average alloy composition in common, which, by itself, doesn't mean much. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is N08028 stainless steel and the bottom bar is SAE-AISI 1090 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
220 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
11
Fatigue Strength, MPa 220
320 to 380
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
72
Shear Strength, MPa 400
470 to 570
Tensile Strength: Ultimate (UTS), MPa 570
790 to 950
Tensile Strength: Yield (Proof), MPa 240
520 to 610

Thermal Properties

Latent Heat of Fusion, J/g 320
240
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
50
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
1.8
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.4
1.4
Embodied Energy, MJ/kg 89
19
Embodied Water, L/kg 240
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
82 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 140
730 to 1000
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
28 to 34
Strength to Weight: Bending, points 19
24 to 27
Thermal Diffusivity, mm2/s 3.2
13
Thermal Shock Resistance, points 12
25 to 31

Alloy Composition

Carbon (C), % 0 to 0.030
0.85 to 1.0
Chromium (Cr), % 26 to 28
0
Copper (Cu), % 0.6 to 1.4
0
Iron (Fe), % 29 to 40.4
98 to 98.6
Manganese (Mn), % 0 to 2.5
0.6 to 0.9
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 30 to 34
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050