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SAE-AISI T4 Steel vs. SAE-AISI 1019 Steel

Both SAE-AISI T4 steel and SAE-AISI 1019 steel are iron alloys. They have 70% 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 T4 steel and the bottom bar is SAE-AISI 1019 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 800 to 2140
470 to 520

Thermal Properties

Latent Heat of Fusion, J/g 250
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 21
52
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
1.8
Density, g/cm3 9.4
7.9
Embodied Carbon, kg CO2/kg material 8.5
1.4
Embodied Energy, MJ/kg 130
18
Embodied Water, L/kg 120
46

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 24 to 64
17 to 18
Strength to Weight: Bending, points 20 to 39
17 to 18
Thermal Diffusivity, mm2/s 5.4
14
Thermal Shock Resistance, points 24 to 64
15 to 16

Alloy Composition

Carbon (C), % 0.7 to 0.8
0.15 to 0.2
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 66.3 to 72.3
98.7 to 99.15
Manganese (Mn), % 0.1 to 0.4
0.7 to 1.0
Molybdenum (Mo), % 0.4 to 1.0
0
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 to 0.050
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 0.8 to 1.2
0