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EN 1.4901 Stainless Steel vs. SAE-AISI T2 Steel

Both EN 1.4901 stainless steel and SAE-AISI T2 steel are iron alloys. They have 81% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.4901 stainless steel and the bottom bar is SAE-AISI T2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 740
780 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1490
1820
Melting Onset (Solidus), °C 1450
1760
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 26
19
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
46
Density, g/cm3 7.9
9.3
Embodied Carbon, kg CO2/kg material 2.8
11
Embodied Energy, MJ/kg 40
170
Embodied Water, L/kg 89
98

Common Calculations

PREN (Pitting Resistance) 14
36
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 26
23 to 64
Strength to Weight: Bending, points 23
20 to 40
Thermal Diffusivity, mm2/s 6.9
4.9
Thermal Shock Resistance, points 23
23 to 65

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.070 to 0.13
0.8 to 0.9
Chromium (Cr), % 8.5 to 9.5
3.8 to 4.5
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 85.8 to 89.1
70.8 to 75.8
Manganese (Mn), % 0.3 to 0.6
0.2 to 0.4
Molybdenum (Mo), % 0.3 to 0.6
0 to 1.0
Nickel (Ni), % 0 to 0.4
0 to 0.3
Niobium (Nb), % 0.040 to 0.090
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0.2 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.0
17.5 to 19
Vanadium (V), % 0.15 to 0.25
1.8 to 2.4
Zirconium (Zr), % 0 to 0.010
0