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SAE-AISI T6 Steel vs. N08020 Stainless Steel

Both SAE-AISI T6 steel and N08020 stainless steel are iron alloys. They have 43% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T6 steel and the bottom bar is N08020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
610 to 620

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Melting Completion (Liquidus), °C 1830
1410
Melting Onset (Solidus), °C 1770
1360
Specific Heat Capacity, J/kg-K 400
460
Thermal Conductivity, W/m-K 18
12
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
38
Density, g/cm3 9.5
8.2
Embodied Carbon, kg CO2/kg material 11
6.6
Embodied Energy, MJ/kg 170
92
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 39
28
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 26 to 63
21
Strength to Weight: Bending, points 21 to 39
20
Thermal Diffusivity, mm2/s 4.7
3.2
Thermal Shock Resistance, points 26 to 64
15

Alloy Composition

Carbon (C), % 0.75 to 0.85
0 to 0.070
Chromium (Cr), % 4.0 to 4.8
19 to 21
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 55.9 to 63.5
29.9 to 44
Manganese (Mn), % 0.2 to 0.4
0 to 2.0
Molybdenum (Mo), % 0.4 to 1.0
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
32 to 38
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.2 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 18.5 to 21
0
Vanadium (V), % 1.5 to 2.1
0

Comparable Variants