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SAE-AISI 1548 Steel vs. Grade TDCrV Steel

Both SAE-AISI 1548 steel and grade TDCrV steel are iron alloys. Their average alloy composition is basically identical. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1548 steel and the bottom bar is grade TDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
520
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Reduction in Area, % 31 to 39
51
Shear Modulus, GPa 72
80
Tensile Strength: Ultimate (UTS), MPa 730 to 830
1730

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
410
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
49
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.9
Embodied Energy, MJ/kg 19
26
Embodied Water, L/kg 47
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26 to 30
61
Strength to Weight: Bending, points 23 to 25
41
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 23 to 27
51

Alloy Composition

Carbon (C), % 0.44 to 0.52
0.62 to 0.72
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 98 to 98.5
97.8 to 98.8
Manganese (Mn), % 1.1 to 1.4
0.5 to 0.9
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0.15 to 0.3
Sulfur (S), % 0 to 0.050
0 to 0.020
Vanadium (V), % 0
0.15 to 0.25