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ASTM A182 Grade F92 vs. Grade 21 Titanium

ASTM A182 grade F92 belongs to the iron alloys classification, while grade 21 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F92 and the bottom bar is grade 21 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 22
9.0 to 17
Fatigue Strength, MPa 360
550 to 660
Poisson's Ratio 0.28
0.32
Reduction in Area, % 51
22
Shear Modulus, GPa 76
51
Shear Strength, MPa 440
550 to 790
Tensile Strength: Ultimate (UTS), MPa 690
890 to 1340
Tensile Strength: Yield (Proof), MPa 500
870 to 1170

Thermal Properties

Latent Heat of Fusion, J/g 260
410
Maximum Temperature: Mechanical, °C 590
310
Melting Completion (Liquidus), °C 1490
1740
Melting Onset (Solidus), °C 1450
1690
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 26
7.5
Thermal Expansion, µm/m-K 13
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
60
Density, g/cm3 7.9
5.4
Embodied Carbon, kg CO2/kg material 2.8
32
Embodied Energy, MJ/kg 40
490
Embodied Water, L/kg 89
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 650
2760 to 5010
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
32
Strength to Weight: Axial, points 24
46 to 69
Strength to Weight: Bending, points 22
38 to 50
Thermal Diffusivity, mm2/s 6.9
2.8
Thermal Shock Resistance, points 19
66 to 100

Alloy Composition

Aluminum (Al), % 0 to 0.020
2.5 to 3.5
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.070 to 0.13
0 to 0.050
Chromium (Cr), % 8.5 to 9.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 85.8 to 89.1
0 to 0.4
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.3 to 0.6
14 to 16
Nickel (Ni), % 0 to 0.4
0
Niobium (Nb), % 0.040 to 0.090
2.2 to 3.2
Nitrogen (N), % 0.030 to 0.070
0 to 0.030
Oxygen (O), % 0
0 to 0.17
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0.15 to 0.25
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0 to 0.010
76 to 81.2
Tungsten (W), % 1.5 to 2.0
0
Vanadium (V), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.010
0
Residuals, % 0
0 to 0.4