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SAE-AISI T1 Steel vs. SAE-AISI P2 Steel

Both SAE-AISI T1 steel and SAE-AISI P2 steel are iron alloys. They have 77% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T1 steel and the bottom bar is SAE-AISI P2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 770 to 2130
330 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Melting Completion (Liquidus), °C 1810
1460
Melting Onset (Solidus), °C 1750
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 20
46
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 45
2.7
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 8.2
1.5
Embodied Energy, MJ/kg 130
20
Embodied Water, L/kg 90
51

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 23 to 64
12 to 70
Strength to Weight: Bending, points 20 to 40
14 to 45
Thermal Diffusivity, mm2/s 5.2
12
Thermal Shock Resistance, points 23 to 64
11 to 65

Alloy Composition

Carbon (C), % 0.65 to 0.8
0 to 0.1
Chromium (Cr), % 3.8 to 4.5
0.75 to 1.3
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 73.2 to 77.2
96.6 to 98.8
Manganese (Mn), % 0.1 to 0.4
0.1 to 0.4
Molybdenum (Mo), % 0
0.15 to 0.4
Nickel (Ni), % 0 to 0.3
0.1 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
0.1 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 17.3 to 18.8
0
Vanadium (V), % 0.9 to 1.3
0

Comparable Variants