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SAE-AISI T2 Steel vs. N08700 Stainless Steel

Both SAE-AISI T2 steel and N08700 stainless steel are iron alloys. They have 53% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T2 steel and the bottom bar is N08700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
79
Tensile Strength: Ultimate (UTS), MPa 780 to 2150
620

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Melting Completion (Liquidus), °C 1820
1450
Melting Onset (Solidus), °C 1760
1400
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 19
13
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 46
32
Density, g/cm3 9.3
8.1
Embodied Carbon, kg CO2/kg material 11
6.0
Embodied Energy, MJ/kg 170
82
Embodied Water, L/kg 98
200

Common Calculations

PREN (Pitting Resistance) 36
36
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 23 to 64
21
Strength to Weight: Bending, points 20 to 40
20
Thermal Diffusivity, mm2/s 4.9
3.5
Thermal Shock Resistance, points 23 to 65
14

Alloy Composition

Carbon (C), % 0.8 to 0.9
0 to 0.040
Chromium (Cr), % 3.8 to 4.5
19 to 23
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 70.8 to 75.8
42 to 52.7
Manganese (Mn), % 0.2 to 0.4
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
4.3 to 5.0
Nickel (Ni), % 0 to 0.3
24 to 26
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.8 to 2.4
0