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ASTM A302 Alloy Steel vs. SAE-AISI T1 Steel

Both ASTM A302 alloy steel and SAE-AISI T1 steel are iron alloys. There are 21 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 ASTM A302 alloy steel and the bottom bar is SAE-AISI T1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 590 to 620
770 to 2130

Thermal Properties

Latent Heat of Fusion, J/g 250
240
Melting Completion (Liquidus), °C 1460
1810
Melting Onset (Solidus), °C 1420
1750
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 39 to 51
20
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
45
Density, g/cm3 7.8 to 7.9
9.3
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
8.2
Embodied Energy, MJ/kg 20 to 21
130
Embodied Water, L/kg 48 to 50
90

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 21 to 22
23 to 64
Strength to Weight: Bending, points 20 to 21
20 to 40
Thermal Diffusivity, mm2/s 10 to 14
5.2
Thermal Shock Resistance, points 17 to 18
23 to 64