D16T (Д16Т)
D16T Aluminium Alloy: High-Strength, Heat-Treatable Aluminium for Critical Applications
D16T Aluminium is a high-strength aluminium alloy in the T3/T4 heat-treated condition, commonly used in aerospace, defense, and transport industries. This Al–Cu–Mg system alloy is the Russian equivalent of AA2024-T3 and is renowned for its excellent fatigue resistance, high strength, and good machinability. Its superior properties make it ideal for structural applications where light weight and reliable performance are crucial.
Overview of D16T Aluminium Alloy
D16T Aluminium, also known as D16T (Russian: Д16Т), is a heat-treated version of the D16 aluminium alloy. It combines copper, magnesium, and manganese for increased strength and fatigue resistance. It’s often used in critical engineering applications that require structural integrity, particularly in aerospace, defense, and precision engineering sectors.
- • High corrosion and seawater resistance
- • Strong yet lightweight (ideal for load-bearing components)
- • Excellent weldability and formability
- • Long-term durability with minimal maintenance
Characteristics of the material D16T
| Grade : | D16T |
| Classification : | Aluminium wrought alloy |
| Application: | for the manufacture of large-sized welded and prefabricated structures of aircraft, for the manufacture of cylinders operating under internal pressure in a wide temperature range, and a number of other structural elements; structural class Al–Cu–Mg |
Worldwide Equivalent Grades for D16T Aluminium
D16T (Russian: Д16Т) is equivalent to several international standards:
| Country | Equivalent Grade |
|---|---|
| USA | AA2024-T3 |
| Germany | DIN 3.1355 |
| France | AFNOR P-AlCu4.4MgMn |
| Italy | UNI AlCu4Mg2 |
| Poland | PN 424203 |
Chemical Composition of D16T Aluminium
| Element | Percentage (%) |
|---|---|
| Aluminum (Al) | Remainder |
| Copper (Cu) | 3.8 – 4.9 |
| Magnesium (Mg) | 1.2 – 1.8 |
| Manganese (Mn) | 0.3 – 0.9 |
| Iron (Fe) | ≤ 0.5 |
| Silicon (Si) | ≤ 0.5 |
| Zinc (Zn) | ≤ 0.25 |
| Titanium (Ti) | ≤ 0.1 |
| Chromium (Cr) | ≤ 0.1 |
(Values may vary slightly based on production standard or heat treatment.)
Heat Treatment and Mechanical Properties of D16T
D16T is heat-treated to enhance its mechanical properties, offering superior performance:
| Property | Value |
|---|---|
| Heat Treatment | Typically undergoes solution treatment and artificial aging to reach the T3 or T4 condition. |
| Tensile Strength | 430–490 MPa |
| Yield Strength | 255–345 MPa |
| Elongation | 8–12% (depending on heat treatment) |
| Impact Strength (KCU) | Varies with temper |
Key Properties of D16T Aluminium
D16T, also known as D16T (Russian: Д16Т), is a heat-treated version of the D16 aluminium alloy, renowned for its high strength and durability. This alloy is specifically designed to perform in demanding structural applications, particularly in aerospace and defense sectors.
High Strength
D16T is known for its superior tensile and yield strength, making it suitable for load-bearing applications where structural integrity is crucial.
Fatigue Resistance
D16T exhibits excellent fatigue resistance, meaning it can withstand repeated loading and unloading without failing.
Corrosion Resistance
D16T offers good resistance to corrosion, particularly in atmospheric environments. It is suitable for use in aerospace and marine applications where exposure to moisture, chemicals, and salts is common.
Machinability
D16T aluminium provides good machinability, allowing it to be easily shaped into complex geometries.
Weldability
While D16T is known for its excellent strength and performance, it also exhibits good weldability, allowing it to be used in a variety of welding techniques such as TIG, MIG, and arc welding.
Applications of D16T Aluminium
D16T aluminium, with its unique combination of high strength, corrosion resistance, and excellent mechanical properties, is widely used in demanding industries where performance under stress is critical.
Aerospace
Aircraft Structures: Used in fuselage frames, wing spars, and structural parts where lightweight and strength are essential.
Engine Components: Used for compressor parts and other components requiring strong mechanical properties.
Landing Gear & Structural Parts: High fatigue resistance makes it suitable for critical load paths.
Automotive
Engine Parts: Used for pistons, crankcases, and performance components exposed to heat and stress.
Chassis & Suspension: Chosen when reducing weight without losing stiffness is important.
Defense and Military
Military Aircraft & Vehicles: Used for frames, housings, and structural components needing reliability.
Precision Parts: Used in systems that demand tight tolerances and strong machinability.
Marine
Saltwater-Exposed Components: Used where corrosion resistance helps extend service life.
Industrial Manufacturing
Machine Parts & Tools: Used for precision tooling, frames, and industrial assemblies.
Structural Frames: Preferred for large assemblies requiring strength and low weight.
Why Choose D16T from Russian Metals?
Reliable Performance: Suitable for aerospace, defense, and transportation projects.
Timely Delivery: Fast and efficient delivery across India.
Customized Solutions: Available in bars, plates, and sheets as per your requirement.
Contact Us for D16T Aluminum Orders
For more information or to place an order, contact Russian Metals today. We specialize in providing the best quality GOST D16T aluminum at competitive prices for industrial, defense, and aerospace applications.