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SAE-AISI T1 Steel vs. SAE-AISI 1137 Steel

Both SAE-AISI T1 steel and SAE-AISI 1137 steel are iron alloys. They have 76% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, 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 1137 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
700 to 760

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
51
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 45
1.9
Density, g/cm3 9.3
7.8
Embodied Carbon, kg CO2/kg material 8.2
1.4
Embodied Energy, MJ/kg 130
19
Embodied Water, L/kg 90
48

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 23 to 64
25 to 27
Strength to Weight: Bending, points 20 to 40
22 to 24
Thermal Diffusivity, mm2/s 5.2
14
Thermal Shock Resistance, points 23 to 64
21 to 23

Alloy Composition

Carbon (C), % 0.65 to 0.8
0.32 to 0.39
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.2 to 77.2
97.8 to 98.3
Manganese (Mn), % 0.1 to 0.4
1.4 to 1.7
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0.080 to 0.13
Tungsten (W), % 17.3 to 18.8
0
Vanadium (V), % 0.9 to 1.3
0