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SAE-AISI 1023 Steel vs. Grade C-6 Titanium

SAE-AISI 1023 steel belongs to the iron alloys classification, while grade C-6 titanium belongs to the titanium alloys. There are 30 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 1023 steel and the bottom bar is grade C-6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 140
290
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17 to 29
9.0
Fatigue Strength, MPa 180 to 270
460
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 430 to 480
890
Tensile Strength: Yield (Proof), MPa 240 to 410
830

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Maximum Temperature: Mechanical, °C 400
310
Melting Completion (Liquidus), °C 1460
1580
Melting Onset (Solidus), °C 1420
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 53
7.8
Thermal Expansion, µm/m-K 12
9.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
36
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 1.4
30
Embodied Energy, MJ/kg 18
480
Embodied Water, L/kg 45
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 100
78
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 450
3300
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 15 to 17
55
Strength to Weight: Bending, points 16 to 17
46
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 14 to 15
63

Alloy Composition

Aluminum (Al), % 0
4.0 to 6.0
Carbon (C), % 0.2 to 0.25
0 to 0.1
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 99.06 to 99.5
0 to 0.5
Manganese (Mn), % 0.3 to 0.6
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0
89.7 to 94
Residuals, % 0
0 to 0.4