AMS4966 Ti5Al2.5Sn Titanium Alloy Forgings
- Grade: Ti5Al2.5Sn
- Forgings
- Moderate Strength and Good Ductility
- Excellent Cold Workability
- Good Weldability
- Corrosion Resistance
- Lower Cost
Features
AMS4966 Ti5Al2.5Sn Titanium Alloy Forgings, Annealed, 110 Ksi (758 MPa) Yield Strength
AMS4966 Chemical Composition (wt.%)
| Element | Min | Max |
| Aluminum | 4.00 | 6.00 |
| Tin | 2.00 | 3.00 |
| Iron | – | 0.50 |
| Oxygen | – | 0.20 |
| Carbon | – | 0.08 |
| Nitrogen | – | 0.05 (500 ppm) |
| Hydrogen | – | 0.020 (200 ppm) |
| Yttrium (3.1.1) | – | 0.005 ( 50 ppm) |
| Other Elements, each (3.1 .1) | – | 0.10 |
| Other Elements, total (3.1.1 ) | – | 0.40 |
| Titanium | remainder | |
Mechanical Properties
| Yield Strength | 110 ksi (758 MPa) minimum |
| Tensile Strength | 120 ksi (827 MPa) minimum |
| Elongation | 10% minimum |
| Reduction of Area | 20% minimum |
| Hardness | 25 HRC maximum |
| Modulus of Elasticity | 15 x 10^6 psi (103 GPa) |
| Poisson’s Ratio | 0.34 |
Technical Specifications
| Specification | Value |
| Standard | AMS4966 Ti5Al2.5Sn Titanium Alloy Forgings Annealed, 110 Ksi (758 MPa) Yield Strength |
| Grade | Ti-5Al-2.5Sn |
| Type | Bar, Wire, Forgings, Rings |
| Dimension | Bar Dia: 0.25 to 12 inches (6.35 to 304.8 mm), Length up to 20 feet (6096 mm) |
| Wire Dia: 0.020 to 0.500 inches (0.51 to 12.7 mm) | |
| Block: Width: 2 – 24 inches (50 -610mm) x Height: 2 – 24 inches (50-610mm) x Length: 2 – 20 feet (610-6100mm) | |
| Rings: OD: 250-1500mm, ID: 150-1400mm, Height: 20-500mm | |
| Density | 4.51g/cm³ |
| Inspection Certificate | EN 10204 Type 3.1 (Mill Test Certificate), EN 10204 Type 3.2 (Witness Testing or 3rd Party Inspection) |
| Tests | Chemical Composition, Mechanical Properties |
Key Features
Moderate Strength and Good Ductility: Ti-525 offers a good balance of strength and ductility, making it suitable for applications requiring structural integrity and ease of forming.
Excellent Cold Workability: It exhibits exceptional cold workability, allowing for the formation of complex shapes and intricate designs through processes like cold rolling and bending.
Good Weldability: Ti-525 is readily weldable using standard titanium welding techniques.
Corrosion Resistance: It is well-resistant to corrosion in various environments, including seawater, chloride solutions, and some acids.
Lower Cost: Ti-525 is often more cost-effective than higher-strength titanium alloys.
Packing
Packed in plywood boxes.
Applications
Aircraft structural components: These are used for brackets, fittings, and other parts where moderate strength and good formability are desired.
Hydraulic tubing: This is employed for hydraulic lines due to its strength, corrosion resistance, and formability.
Process equipment components: Utilized for tanks, vessels, and piping systems exposed to corrosive chemicals.
Marine hardware and components: These are employed for fasteners, fittings, and other marine applications requiring strength and corrosion resistance in seawater environments.
Implants and devices: Used for certain medical implants and devices requiring biocompatibility and moderate strength.
Cryogenic vessels and tanks: Ti-525 retains good ductility and toughness at cryogenic temperatures, making it suitable for cryogenic applications.
Aircraft hydraulic tubing: Ti-525 tubes are used for hydraulic lines in aircraft due to their strength, corrosion resistance, and ability to be formed into complex shapes.
Chemical processing tanks: Ti-525 plates and forgings manufacture tanks for storing and transporting corrosive chemicals.
Cryogenic storage tanks: Due to their low-temperature performance, Ti-525 is used to construct cryogenic storage tanks for liquefied gases.
