VT16 / ВТ16, VT18 / ВТ18 & VT18u / ВТ18у Titanium Alloys
Russian Metals supplies VT16 / ВТ16, VT18 / ВТ18 and VT18u / ВТ18у titanium alloys for aerospace, aviation, defense, high-temperature engineering and precision metal applications. These Russian titanium grades are used where high strength, low weight, corrosion resistance and reliable performance are required.
BT16 Titanium Alloy and BT-16 Titanium Alloy are common search variations for VT16 Titanium Alloy, because the Cyrillic letter В is often confused with Latin B. Similarly, WT18 Titanium Alloy may appear as a spelling variation for VT18 Titanium Alloy. For technical supply, the grade should always be confirmed through the material certificate, Russian grade name and project specification.
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Russian Titanium Grade Name and Search Variation Table
| Product Keyword | Russian Grade Name | Correct English Transliteration | Common Search Variation |
|---|---|---|---|
| VT16 Titanium Alloy | ВТ16 | VT16 | BT16, BT-16, ВТ16 Titanium Alloy |
| VT18 Titanium Alloy | ВТ18 | VT18 | WT18, VT-18, ВТ18 Titanium Alloy |
| VT18u Titanium Alloy | ВТ18у / ВТ18У | VT18u / VT18U | VT18-U, ВТ18у, ВТ18У Titanium Alloy |
Material Overview
VT16, VT18 and VT18u are Russian titanium alloy grades developed for demanding engineering performance. These grades are selected for applications requiring a balance of high strength, fatigue resistance, corrosion resistance, dimensional reliability and elevated-temperature service.
Russian Metals offers these titanium alloys in multiple mill forms including round bar, rod, wire, sheet, plate, billet, strip, coil, forging and machined blanks. Material can be supplied with chemical testing, mechanical testing, dimensional inspection, PMI testing, ultrasonic testing where applicable, product marking and traceability.
VT16 / ВТ16 Titanium Alloy Overview
VT16 / ВТ16 Titanium Alloy is a high-strength alpha-beta titanium alloy used for aircraft fasteners, bolts, screws, rivets, threaded parts and structural aircraft components. It is commonly searched as BT16 Titanium Alloy, BT-16 Titanium Alloy, Russian BT16 Titanium, VT16 Aerospace Titanium Alloy, VT16 Titanium Bar Supplier, VT16 Titanium Rod Supplier, VT16 Titanium Wire Supplier, VT16 Titanium Sheet Supplier and VT16 Titanium Plate Supplier.
VT16 / ВТ16 Product Specification Table
| Specification Point | VT16 / ВТ16 Details |
|---|---|
| Grade Name | VT16 / ВТ16 |
| Search Variations | BT16, BT-16, VT-16, ВТ16 |
| Alloy Type | High-strength alpha-beta titanium alloy |
| Material Family | Titanium wrought alloy |
| Key Alloying Elements | Aluminium, molybdenum, vanadium |
| Common Forms | Bar, rod, wire, sheet, plate, billet, forging |
| Typical Use | Aircraft fasteners, bolts, screws, rivets, threaded parts |
| Supply Condition | Annealed, heat-treated, hardened and aged, project-specific |
| Certification | MTC, chemical test report, mechanical test report, traceability |
| Surface Finish | Black, bright, peeled, ground, polished, pickled, machined |
VT18 / ВТ18 Titanium Alloy Overview
VT18 / ВТ18 Titanium Alloy is a Russian titanium wrought alloy used for high-performance engineering components, bars, forgings, stampings and elevated-temperature service. It is also searched as VT-18 Titanium Alloy, WT18 Titanium Alloy, Russian VT18 Titanium Alloy, VT18 Wrought Titanium Alloy, VT18 Aerospace Titanium Alloy, VT18 Titanium Sheet Supplier, VT18 Titanium Plate Supplier and VT18 Titanium Bar Supplier.
VT18 / ВТ18 Product Specification Table
| Specification Point | VT18 / ВТ18 Details |
|---|---|
| Grade Name | VT18 / ВТ18 |
| Search Variations | VT18, VT-18, WT18, ВТ18 |
| Alloy Type | High-strength heat-resistant titanium alloy |
| Material Family | Titanium wrought alloy |
| Key Alloying Elements | Aluminium, zirconium, molybdenum, niobium, silicon |
| Common Forms | Bar, plate, sheet, billet, forging, stamping blanks |
| Typical Use | Heat-resistant parts, aircraft components, advanced engineering parts |
| Supply Condition | Annealed or heat-treated as per specification |
| Certification | MTC, PMI, mechanical test report, dimensional report |
| Surface Finish | Black, machined, peeled, polished, ground, pickled |
VT18u / ВТ18у Titanium Alloy Overview
VT18u / ВТ18у Titanium Alloy is a pseudo-alpha titanium alloy used for high-temperature sheet, plate, bar, forging and aerospace component applications. It is searched as VT18U Titanium Alloy, VT18u Titanium Alloy, VT18-U Titanium Alloy, ВТ18У Titanium Alloy, Russian VT18U Titanium Alloy, VT18U Pseudo Alpha Titanium Alloy, VT18U High Temperature Titanium Alloy, VT18U Titanium Sheet Supplier and VT18U Titanium Plate Supplier.
VT18u / ВТ18у Product Specification Table
| Specification Point | VT18u / ВТ18у Details |
|---|---|
| Grade Name | VT18u / ВТ18у / ВТ18У |
| Search Variations | VT18U, VT18u, VT18-U, ВТ18У, ВТ18у |
| Alloy Type | Pseudo-alpha titanium alloy |
| Material Family | Heat-resistant titanium wrought alloy |
| Key Alloying Elements | Aluminium, zirconium, tin, niobium, molybdenum, silicon |
| Common Forms | Sheet, plate, bar, rod, forging, billet |
| Typical Use | High-temperature aerospace parts, gas turbine parts, sheet metal components |
| Supply Condition | Annealed, quenched and aged, project-specific |
| Certification | MTC, heat number traceability, mechanical test, chemical test |
| Surface Finish | Pickled, ground, polished, machined, sand-blasted |
Available Product Forms
| Product Form | Available Grades | Common Use |
|---|---|---|
| Round Bar | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | Shafts, pins, machined parts, aerospace components |
| Rod | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | Fasteners, threaded parts, precision machining |
| Wire | VT16 / ВТ16 | Rivets, springs, forming, aerospace fasteners |
| Sheet | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | Formed parts, aircraft sheet products, heat-resistant panels |
| Plate | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | Machined blanks, structural parts, fabricated parts |
| Billet | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | Forging, rolling, machining, custom components |
| Forging | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | High-strength aerospace and engine components |
| Machined Blanks | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у | CNC machining, project-based parts |
Chemical Composition Overview
These Russian titanium alloys use titanium as the base element. Alloying elements such as aluminium, molybdenum, vanadium, zirconium, niobium and tin are added to improve strength, heat resistance, hardenability, phase stability and service performance.
VT16 / ВТ16 Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 1.8 – 3.8% |
| Molybdenum | 4.5 – 5.5% |
| Vanadium | 4.0 – 5.0% |
| Iron | Max 0.25% |
| Silicon | Max 0.15% |
| Zirconium | Max 0.30% |
| Carbon | Max 0.10% |
| Nitrogen | Max 0.05% |
| Oxygen | Max 0.15% |
| Hydrogen | Max 0.015% |
| Other Impurities | Max 0.30% |
VT18 / ВТ18 Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 7.2 – 8.2% |
| Zirconium | 10.0 – 12.0% |
| Molybdenum | 0.2 – 1.0% |
| Niobium | 0.5 – 1.5% |
| Silicon | 0.05 – 0.18% |
| Iron | Max 0.15% |
| Carbon | Max 0.10% |
| Nitrogen | Max 0.05% |
| Oxygen | Max 0.14% |
| Hydrogen | Max 0.015% |
| Other Impurities | Max 0.30% |
VT18u / ВТ18у Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 6.2 – 7.3% |
| Zirconium | 3.5 – 4.5% |
| Tin | 2.0 – 3.0% |
| Molybdenum | 0.4 – 1.0% |
| Niobium | 0.5 – 1.5% |
| Silicon | 0.10 – 0.25% |
| Iron | Max 0.20% |
| Carbon | Max 0.10% |
| Nitrogen | Max 0.04% |
| Oxygen | Max 0.14% |
| Hydrogen | Max 0.015% |
| Other Impurities | Max 0.30% |
Mechanical Properties and Performance
| Grade | Condition / Product Form | Tensile Strength | Elongation | Hardness / Notes |
|---|---|---|---|---|
| VT16 / ВТ16 | Bar, heat-treated | 1030 – 1225 MPa | Approx. 12% | High strength for fasteners |
| VT16 / ВТ16 | Thin sheet, annealed | 840 – 1250 MPa | 12 – 22% | Good ductility and forming behavior |
| VT16 / ВТ16 | Thin sheet, hardened and aged | 1300 – 1400 MPa | 5 – 6% | Higher strength condition |
| VT18 / ВТ18 | Bars, forgings, stampings | As per OST / MTC | As per OST / MTC | Heat-resistant alloy system |
| VT18u / ВТ18у | Forged aircraft engine parts | 930 – 1130 MPa | Min. 10% | Approx. 255 – 341 HB |
| VT18u / ВТ18у | Forged discs and shafts | 910 – 1110 MPa | Min. 6 – 7% | Depends on section size and heat treatment |
Key Material Benefits
High Strength Performance
VT16 / ВТ16, VT18 / ВТ18 and VT18u / ВТ18у titanium alloys are selected for high-strength titanium alloy applications where material stability, lightweight performance and reliable mechanical behavior are important.
Heat Resistance
VT18 / ВТ18 and VT18u / ВТ18у are suitable for elevated-temperature service. These alloys are used in high-temperature titanium alloy applications, aerospace components, aviation parts and gas turbine-related engineering.
Corrosion Resistance
Titanium alloys naturally provide strong corrosion resistance in industrial, marine, chemical and aerospace environments. This makes these grades suitable for demanding metal applications where strength and surface reliability are required.
Weldability
VT16 / ВТ16 offers good weldability and is used for fasteners and components where joining performance may be important. Welding conditions for VT18 and VT18u should be confirmed based on product form, thickness and heat treatment condition.
Machinability
These grades can be supplied as bar, rod, plate, billet and machined blanks for turning, milling, drilling, grinding, cutting and CNC machining. Proper cutting speed, coolant, tooling and machining setup should be selected for titanium alloy processing.
Formability
VT16 / ВТ16 is suitable for rod, wire and sheet products. VT18u / ВТ18у is useful for sheet and plate applications where controlled forming and heat treatment may be required.
Applications of VT16 / ВТ16, VT18 / ВТ18 and VT18u / ВТ18у
| Application Area | Suitable Grades |
|---|---|
| Aircraft fasteners | VT16 / ВТ16 |
| Aircraft bolts and screws | VT16 / ВТ16 |
| Rivets and threaded parts | VT16 / ВТ16 |
| Aerospace structural components | VT16 / ВТ16, VT18 / ВТ18 |
| High-temperature aircraft parts | VT18 / ВТ18, VT18u / ВТ18у |
| Gas turbine engine components | VT18u / ВТ18у |
| Sheet metal components | VT16 / ВТ16, VT18u / ВТ18у |
| Forged aerospace parts | VT18 / ВТ18, VT18u / ВТ18у |
| Machined engineering parts | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у |
| Defense and aviation components | VT16 / ВТ16, VT18 / ВТ18, VT18u / ВТ18у |
Grade Comparison Table
| Grade | Russian Name | Alloy Type | Main Elements | Common Forms | Typical Strength Level | Heat Resistance | Typical Applications |
|---|---|---|---|---|---|---|---|
| VT16 | ВТ16 | Alpha-beta titanium alloy | Al, Mo, V | Bar, rod, wire, sheet, plate | High | Moderate to good | Fasteners, bolts, screws, rivets, aircraft parts |
| VT18 | ВТ18 | Heat-resistant titanium wrought alloy | Al, Zr, Mo, Nb, Si | Bar, billet, forging, sheet, plate | High | High | Aerospace parts, forgings, heat-resistant parts |
| VT18u | ВТ18у / ВТ18У | Pseudo-alpha titanium alloy | Al, Zr, Sn, Nb, Mo, Si | Sheet, plate, bar, forging | High | High | Gas turbine parts, high-temperature sheet and forged parts |
Testing, Certification and Packaging
Russian Metals can supply VT16 / ВТ16, VT18 / ВТ18 and VT18u / ВТ18у titanium alloy products with inspection and documentation support based on project requirements.
| Service | Details |
|---|---|
| Chemical Testing | Element verification against grade specification |
| Mechanical Testing | Tensile strength, elongation, hardness and other required tests |
| PMI Testing | Positive material identification where required |
| Ultrasonic Testing | Available for selected bars, plates, billets and forgings |
| Dimensional Inspection | Diameter, thickness, width, length and tolerance verification |
| MTC | Mill Test Certificate with heat number traceability |
| Product Marking | Grade, size, heat number and batch identification |
| Packaging | Export-safe packing, wooden box, bundle packing or wrapped protection |
| Traceability | Heat number and batch-level material tracking |
FAQs
What is VT16 / ВТ16 titanium alloy?
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VT16 / ВТ16 is a Russian high-strength alpha-beta titanium alloy used for aircraft fasteners, bolts, screws, rivets, threaded parts and structural components.
Is BT16 the same as VT16?
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BT16 is commonly used as a search variation, but the correct English transliteration of the Russian Cyrillic grade ВТ16 is VT16.
What is the Russian name of VT16?
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The Russian grade name of VT16 is ВТ16.
What is WT18 titanium alloy?
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WT18 is usually a spelling variation used in search queries for VT18 titanium alloy. Material should be verified through certificate and Russian grade documentation.
Is WT18 the same as VT18?
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WT18 may refer to VT18 in search usage, but the correct transliteration for the Russian grade ВТ18 is VT18.
What is VT18 / ВТ18 titanium alloy used for?
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VT18 / ВТ18 is used for bars, forgings, stampings, aerospace components, high-temperature parts and advanced engineering applications.
What is VT18u / ВТ18у titanium alloy?
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VT18u / ВТ18у is a Russian pseudo-alpha titanium alloy used for high-temperature sheet, plate, bar, forging and aerospace component applications.
What is the Russian name of VT18u?
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The Russian grade name of VT18u is ВТ18у or ВТ18У.
What forms are available in VT16, VT18 and VT18u?
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These grades can be supplied in round bar, rod, wire, sheet, plate, billet, forging, strip, coil and machined blank forms depending on grade and project requirement.
What is the difference between VT18 and VT18u?
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VT18 / ВТ18 is a high-strength heat-resistant titanium alloy with aluminium and zirconium as major alloying elements. VT18u / ВТ18у is a pseudo-alpha titanium alloy with tin addition and is used for high-temperature sheet, plate and forged applications.
What are the main alloying elements in VT16?
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VT16 / ВТ16 mainly contains titanium with aluminium, molybdenum and vanadium.
What are the main alloying elements in VT18u?
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VT18u / ВТ18у mainly contains titanium with aluminium, zirconium, tin, molybdenum, niobium and silicon.
Are VT16, VT18 and VT18u suitable for aerospace applications?
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Yes, these Russian titanium grades are used in aerospace, aviation, aircraft fasteners, structural parts, forged components and high-temperature engineering applications.
Can these grades be supplied with material certificate?
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Yes, Russian Metals can supply VT16 / ВТ16, VT18 / ВТ18 and VT18u / ВТ18у titanium alloys with MTC, chemical testing, mechanical testing and heat number traceability.
Do VT16, VT18 and VT18u have equivalent grades?
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Direct equivalents may not always be available. The grade should be selected based on Russian designation, chemical composition, mechanical properties, OST / GOST reference and project specification.
VT16 / ВТ16, VT18 / ВТ18 & VT18u / ВТ18у Titanium Alloys with MTC and Export Support
Send the required alloy designation, product form, dimensions, quantity, standard, delivery condition, testing, certificate requirements and destination for a technically correct quotation.
VT16 / ВТ16, VT18 / ВТ18 and VT18u / ВТ18у titanium alloy supply support.
Chemical, mechanical, heat-treatment and inspection documentation.
Product-form, cut-to-size, forging and drawing-based supply support.
Export packaging and international delivery assistance.