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ASTM A182 Grade F122 vs. Grade 24 Titanium

ASTM A182 grade F122 belongs to the iron alloys classification, while grade 24 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 ASTM A182 grade F122 and the bottom bar is grade 24 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 23
11
Fatigue Strength, MPa 320
550
Poisson's Ratio 0.28
0.32
Reduction in Area, % 45
28
Shear Modulus, GPa 76
40
Shear Strength, MPa 450
610
Tensile Strength: Ultimate (UTS), MPa 710
1010
Tensile Strength: Yield (Proof), MPa 450
940

Thermal Properties

Latent Heat of Fusion, J/g 270
410
Maximum Temperature: Mechanical, °C 600
340
Melting Completion (Liquidus), °C 1490
1610
Melting Onset (Solidus), °C 1440
1560
Specific Heat Capacity, J/kg-K 470
560
Thermal Conductivity, W/m-K 24
7.1
Thermal Expansion, µm/m-K 13
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 3.0
43
Embodied Energy, MJ/kg 44
710
Embodied Water, L/kg 100
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 520
4160
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 25
63
Strength to Weight: Bending, points 22
50
Thermal Diffusivity, mm2/s 6.4
2.9
Thermal Shock Resistance, points 19
72

Alloy Composition

Aluminum (Al), % 0 to 0.020
5.5 to 6.8
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0 to 0.080
Chromium (Cr), % 10 to 11.5
0
Copper (Cu), % 0.3 to 1.7
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 81.3 to 87.7
0 to 0.4
Manganese (Mn), % 0 to 0.7
0
Molybdenum (Mo), % 0.25 to 0.6
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0.040 to 0.1
0
Nitrogen (N), % 0.040 to 0.1
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0 to 0.010
87.5 to 91
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
3.5 to 4.5
Zirconium (Zr), % 0 to 0.010
0
Residuals, % 0
0 to 0.4