MakeItFrom.com
Menu (ESC)

Grade 26 Titanium vs. SAE-AISI 1140 Steel

Grade 26 titanium belongs to the titanium alloys classification, while SAE-AISI 1140 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade 26 titanium and the bottom bar is SAE-AISI 1140 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 23
14 to 18
Fatigue Strength, MPa 250
230 to 370
Poisson's Ratio 0.32
0.29
Reduction in Area, % 34
39 to 46
Shear Modulus, GPa 41
72
Shear Strength, MPa 250
370 to 420
Tensile Strength: Ultimate (UTS), MPa 390
600 to 700
Tensile Strength: Yield (Proof), MPa 350
340 to 570

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
400
Melting Completion (Liquidus), °C 1660
1460
Melting Onset (Solidus), °C 1610
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
51
Thermal Expansion, µm/m-K 9.2
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 37
1.8
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 33
1.4
Embodied Energy, MJ/kg 530
18
Embodied Water, L/kg 320
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
89 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 580
310 to 870
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 24
21 to 25
Strength to Weight: Bending, points 26
20 to 22
Thermal Diffusivity, mm2/s 8.6
14
Thermal Shock Resistance, points 28
18 to 21

Alloy Composition

Carbon (C), % 0 to 0.080
0.37 to 0.44
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
98.4 to 98.9
Manganese (Mn), % 0
0.7 to 1.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.040
Ruthenium (Ru), % 0.080 to 0.14
0
Sulfur (S), % 0
0.080 to 0.13
Titanium (Ti), % 98.8 to 99.92
0
Residuals, % 0 to 0.4
0