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ASTM A182 Grade F23 vs. Grade 25 Titanium

ASTM A182 grade F23 belongs to the iron alloys classification, while grade 25 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 F23 and the bottom bar is grade 25 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 22
11
Fatigue Strength, MPa 320
550
Poisson's Ratio 0.29
0.32
Reduction in Area, % 46
29
Shear Modulus, GPa 74
40
Shear Strength, MPa 360
600
Tensile Strength: Ultimate (UTS), MPa 570
1000
Tensile Strength: Yield (Proof), MPa 460
940

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Maximum Temperature: Mechanical, °C 450
340
Melting Completion (Liquidus), °C 1500
1610
Melting Onset (Solidus), °C 1450
1560
Specific Heat Capacity, J/kg-K 470
560
Thermal Conductivity, W/m-K 41
7.1
Thermal Expansion, µm/m-K 13
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 2.5
43
Embodied Energy, MJ/kg 36
700
Embodied Water, L/kg 59
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 550
4220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 20
62
Strength to Weight: Bending, points 19
50
Thermal Diffusivity, mm2/s 11
2.8
Thermal Shock Resistance, points 17
71

Alloy Composition


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Aluminum (Al), % 0 to 0.030
5.5 to 6.8
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0 to 0.080
Chromium (Cr), % 1.9 to 2.6
0
Hydrogen (H), % 0
0 to 0.013
Iron (Fe), % 93.2 to 96.2
0 to 0.4
Manganese (Mn), % 0.1 to 0.6
0
Molybdenum (Mo), % 0.050 to 0.3
0
Nickel (Ni), % 0 to 0.4
0.3 to 0.8
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0.0050 to 0.060
86.7 to 90.6
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
3.5 to 4.5
Residuals, % 0
0 to 0.4