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AWS ERTi-2 vs. ASTM A182 Grade F22V

AWS ERTi-2 belongs to the titanium alloys classification, while ASTM A182 grade F22V belongs to the iron 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 AWS ERTi-2 and the bottom bar is ASTM A182 grade F22V.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 20
21
Fatigue Strength, MPa 190
320
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
74
Tensile Strength: Ultimate (UTS), MPa 340
670
Tensile Strength: Yield (Proof), MPa 280
460

Thermal Properties

Latent Heat of Fusion, J/g 420
250
Maximum Temperature: Mechanical, °C 320
460
Melting Completion (Liquidus), °C 1670
1470
Melting Onset (Solidus), °C 1620
1430
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
39
Thermal Expansion, µm/m-K 8.7
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
4.2
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
2.5
Embodied Energy, MJ/kg 510
35
Embodied Water, L/kg 110
61

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
120
Resilience: Unit (Modulus of Resilience), kJ/m3 360
570
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 24
22
Thermal Diffusivity, mm2/s 8.7
11
Thermal Shock Resistance, points 27
19

Alloy Composition

Boron (B), % 0
0 to 0.0020
Calcium (Ca), % 0
0 to 0.015
Carbon (C), % 0 to 0.030
0.11 to 0.15
Chromium (Cr), % 0
2.0 to 2.5
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.12
94.6 to 96.4
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 99.667 to 99.92
0 to 0.030
Vanadium (V), % 0
0.25 to 0.35