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SAE-AISI T2 Steel vs. EN 1.4655 Stainless Steel

Both SAE-AISI T2 steel and EN 1.4655 stainless steel are iron alloys. They have 74% 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 T2 steel and the bottom bar is EN 1.4655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 79
78
Tensile Strength: Ultimate (UTS), MPa 780 to 2150
720 to 730

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Melting Completion (Liquidus), °C 1820
1420
Melting Onset (Solidus), °C 1760
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 19
15
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 46
15
Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 11
2.9
Embodied Energy, MJ/kg 170
41
Embodied Water, L/kg 98
160

Common Calculations

PREN (Pitting Resistance) 36
26
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 23 to 64
26
Strength to Weight: Bending, points 20 to 40
23
Thermal Diffusivity, mm2/s 4.9
4.0
Thermal Shock Resistance, points 23 to 65
20

Alloy Composition

Carbon (C), % 0.8 to 0.9
0 to 0.030
Chromium (Cr), % 3.8 to 4.5
22 to 24
Copper (Cu), % 0 to 0.25
1.0 to 3.0
Iron (Fe), % 70.8 to 75.8
63.6 to 73.4
Manganese (Mn), % 0.2 to 0.4
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
0.1 to 0.6
Nickel (Ni), % 0 to 0.3
3.5 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0.2 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.8 to 2.4
0