VT20 / ВТ20, VT20-1sv / ВТ20-1св & VT20-2sv / ВТ20-2св Titanium Alloys
Russian Metals supplies VT20 / ВТ20, VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св titanium alloys for aerospace, aviation, welded assemblies, high-temperature parts, structural components and titanium welding wire applications.
BT20 Titanium Alloy and BT-20 Titanium Alloy are common English search variations for the Russian grade ВТ20 Titanium Alloy. In technical documentation, the correct English transliteration is generally written as VT20 Titanium Alloy, while BT20 may appear in search queries, old documents or product enquiries.
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Russian Grade Names and Product Keywords
| English Product Keyword | Russian Grade Name | Russian Product Name | Common Application |
|---|---|---|---|
| VT20 Titanium Alloy | ВТ20 | ВТ20 Титановый Сплав | Sheet, plate, bar, rod, strip, forging, welded assemblies |
| VT20-1sv Titanium Welding Wire | ВТ20-1св | ВТ20-1св Титановая Сварочная Проволока | Titanium filler wire, welding wire, argon welding |
| VT20-2sv Titanium Welding Wire | ВТ20-2св | ВТ20-2св Титановая Сварочная Проволока | Titanium filler wire, welding wire, plasma welding |
Material Overview
VT20 / ВТ20, VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св are Russian titanium alloy grades known for strength, low density, corrosion resistance, heat-resistant performance and welding compatibility.
These grades are used in aerospace titanium alloy applications, aviation titanium alloy parts, welded assemblies, wing panels, forged blanks, corrosion-resistant parts and high-temperature structural components. Russian Metals supplies these materials in certified forms with material traceability, chemical analysis and mechanical testing support.
Grade Classification
| Grade | Russian Name | Classification | Material Type |
|---|---|---|---|
| VT20 | ВТ20 | Titanium wrought alloy | Heat-resistant pseudo-alpha titanium alloy |
| VT20-1sv | ВТ20-1св | Titanium wrought alloy | Titanium welding wire / filler wire alloy |
| VT20-2sv | ВТ20-2св | Titanium wrought alloy | Titanium welding wire / filler wire alloy |
VT20 / ВТ20 Titanium Alloy Overview
VT20 / ВТ20 Titanium Alloy is the main Russian titanium wrought alloy grade used for sheets, strips, foils, plates, bars, rods, profiles, pipe shells, pipes, forgings, forged blanks, welded rings and aircraft structural parts.
This grade is suitable for aerospace parts, aircraft wing panels, welded assemblies, high-temperature components, corrosion-resistant parts and precision industrial applications. It is commonly searched as BT20 Russian Titanium, VT20 Russian Titanium Alloy, VT20 Aerospace Titanium Alloy, VT20 Heat Resistant Titanium Alloy, VT20 Titanium Bar, VT20 Titanium Rod, VT20 Titanium Sheet and VT20 Titanium Plate.
VT20-1sv / ВТ20-1св Titanium Welding Wire Overview
VT20-1sv / ВТ20-1св Titanium Welding Wire is a Russian titanium filler wire grade used for welding applications connected with VT20 titanium alloy systems. It is supplied as titanium alloy wire for welding, cutting, argon welding and controlled fabrication work.
This grade is searched as VT20-1sv Titanium Alloy, VT20-1sv Titanium Welding Wire, VT20-1sv Russian Titanium Wire, VT20-1sv Titanium Filler Wire, ВТ20-1св Titanium Welding Wire, BT20-1sv Titanium Wire and VT20-1sv GOST 27265-87 Wire.
VT20-2sv / ВТ20-2св Titanium Welding Wire Overview
VT20-2sv / ВТ20-2св Titanium Welding Wire is another Russian titanium filler wire grade used for titanium welding and fabricated assemblies. Compared with VT20-1sv, VT20-2sv has a higher aluminium range, making it useful where the welding wire chemistry must match project-specific titanium alloy requirements.
This grade is searched as VT20-2sv Titanium Alloy, VT20-2sv Titanium Welding Wire, VT20-2sv Russian Titanium Wire, VT20-2sv Titanium Filler Wire, ВТ20-2св Titanium Welding Wire, BT20-2sv Titanium Wire and VT20-2sv OST 1 90015-77 Wire.
Difference Between VT20, VT20-1sv and VT20-2sv
| Grade | Main Difference | Product Focus | Key Use |
|---|---|---|---|
| VT20 / ВТ20 | Main base alloy grade | Sheet, plate, bar, rod, strip, forging, profile, pipe | Aerospace parts, wing panels, welded assemblies, high-temperature parts |
| VT20-1sv / ВТ20-1св | Welding wire grade with lower aluminium range | Titanium welding wire and filler wire | Welding VT20-related titanium assemblies |
| VT20-2sv / ВТ20-2св | Welding wire grade with higher aluminium range | Titanium welding wire and filler wire | Welding applications requiring VT20-2sv wire chemistry |
Available Product Forms
| Product Form | Available Grades | Common Use |
|---|---|---|
| Sheet | VT20 / ВТ20 | Formed parts, aircraft panels, fabricated components |
| Strip | VT20 / ВТ20 | Precision forming, fabrication, aerospace structures |
| Foil | VT20 / ВТ20 | Thin-gauge titanium applications where applicable |
| Plate | VT20 / ВТ20 | Heavy sections, machined parts, structural components |
| Bar | VT20 / ВТ20 | Shafts, pins, turned parts, load-bearing components |
| Rod | VT20 / ВТ20 | Precision machining and engineered components |
| Profile | VT20 / ВТ20 | Aircraft and structural applications |
| Pipe / Pipe Shell | VT20 / ВТ20 | Fabricated and corrosion-resistant systems |
| Forging / Forged Blank | VT20 / ВТ20 | High-strength aerospace and industrial parts |
| Welding Wire | VT20-1sv / ВТ20-1св, VT20-2sv / ВТ20-2св | Titanium filler wire and welding applications |
VT20 / ВТ20 Product Specification Table
| Specification Point | VT20 / ВТ20 Details |
|---|---|
| Grade Name | VT20 / ВТ20 |
| Search Variations | BT20, BT-20, VT-20, ВТ20 Titanium Alloy |
| Alloy Type | Heat-resistant titanium wrought alloy |
| Material System | Ti-Al-Zr-Mo-V |
| Common Forms | Sheet, strip, foil, plate, bar, rod, profile, pipe, forging |
| Typical Density | Approx. 4.45 g/cm³ |
| Typical Hardness | Approx. 255–341 HB |
| Weldability | Good weldability for titanium welding processes |
| Operating Use | Aerospace parts, welded assemblies, wing panels, high-temperature parts |
| Certification | MTC, chemical analysis, mechanical testing, heat number traceability |
VT20-1sv / ВТ20-1св Product Specification Table
| Specification Point | VT20-1sv / ВТ20-1св Details |
|---|---|
| Grade Name | VT20-1sv / ВТ20-1св |
| Search Variations | BT20-1sv, BT20-1 Titanium Alloy, VT20-1sv Titanium Filler Wire |
| Alloy Type | Titanium wrought alloy wire |
| Product Focus | Titanium welding wire / filler wire |
| Standard Reference | GOST 27265-87, OST 1 90015-77 where applicable |
| Wire Diameter Range | Commonly 0.8 mm to 7.0 mm |
| Surface Condition | Degassed, etched, clean, bright, pickled |
| Typical Use | Titanium alloy welding wire, argon welding, plasma welding |
| Certification | MTC, chemical composition report, diameter inspection |
VT20-2sv / ВТ20-2св Product Specification Table
| Specification Point | VT20-2sv / ВТ20-2св Details |
|---|---|
| Grade Name | VT20-2sv / ВТ20-2св |
| Search Variations | BT20-2sv, BT20-2 Titanium Alloy, VT20-2sv Titanium Filler Wire |
| Alloy Type | Titanium wrought alloy wire |
| Product Focus | Titanium welding wire / filler wire |
| Standard Reference | GOST 27265-87, OST 1 90015-77 where applicable |
| Wire Diameter Range | Commonly 0.8 mm to 7.0 mm |
| Surface Condition | Degassed, etched, clean, bright, pickled |
| Typical Use | Titanium welding wire for welded assemblies |
| Certification | MTC, chemical composition report, wire diameter inspection |
Chemical Composition Overview
VT20 / ВТ20, VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св use titanium as the base element. Aluminium, zirconium, molybdenum and vanadium are controlled to improve strength, heat resistance, phase stability, weldability and service performance.
VT20 / ВТ20 Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 5.5 – 7.0% |
| Zirconium | 1.5 – 2.5% |
| Molybdenum | 0.5 – 2.0% |
| Vanadium | 0.8 – 2.5% |
| Iron | Max 0.25% |
| Silicon | Max 0.15% |
| Carbon | Max 0.10% |
| Nitrogen | Max 0.05% |
| Oxygen | Max 0.15% |
| Hydrogen | Max 0.015% |
| Other Impurities | Max 0.30% |
VT20-1sv / ВТ20-1св Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 2.0 – 3.0% |
| Zirconium | 1.0 – 2.0% |
| Molybdenum | 0.5 – 1.5% |
| Vanadium | 0.5 – 1.5% |
| Iron | Max 0.15% |
| Silicon | Max 0.10% |
| Carbon | Max 0.05% |
| Nitrogen | Max 0.04% |
| Oxygen | Max 0.12% |
| Hydrogen | Max 0.003% |
| Other Impurities | Max 0.30% |
VT20-2sv / ВТ20-2св Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 3.5 – 4.5% |
| Zirconium | 1.0 – 2.0% |
| Molybdenum | 0.5 – 1.5% |
| Vanadium | 0.5 – 1.5% |
| Iron | Max 0.15% |
| Silicon | Max 0.10% |
| Carbon | Max 0.05% |
| Nitrogen | Max 0.04% |
| Oxygen | Max 0.12% |
| Hydrogen | Max 0.003% |
| Other Impurities | Max 0.30% |
Role of Alloying Elements
Titanium Balance
Titanium is the base element in VT20 / ВТ20, VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св. It provides low density, corrosion resistance and a strong foundation for aerospace and industrial performance.
Aluminium
Aluminium improves strength, heat resistance and structural stability. VT20-2sv has a higher aluminium range than VT20-1sv, which helps differentiate the welding wire grades.
Zirconium
Zirconium supports high-temperature strength, structural stability and performance retention in demanding titanium alloy applications.
Molybdenum
Molybdenum supports strengthening, hardenability and phase stability in titanium alloy systems.
Vanadium
Vanadium contributes to alloy strength, microstructural balance and reliable performance in aerospace and welded assembly applications.
Mechanical Properties
| Grade | Product Form / Condition | Tensile Strength | Elongation | Notes |
|---|---|---|---|---|
| VT20 / ВТ20 | Sheet, annealed | Approx. 930–980 MPa | Approx. 6–12% | Sheet and strip applications |
| VT20 / ВТ20 | Bar, annealed | Approx. 885–1130 MPa | Approx. 7–10% | Machining and structural use |
| VT20 / ВТ20 | Plate, annealed | Approx. 880–1130 MPa | Approx. 5–6% | Heavy-section plate applications |
| VT20-1sv / ВТ20-1св | Wire, GOST 27265-87 | Approx. 590–785 MPa | Approx. 12% | Welding wire / filler wire |
| VT20-2sv / ВТ20-2св | Wire, GOST 27265-87 | Approx. 635–835 MPa | Approx. 10% | Welding wire / filler wire |
Performance Features
High Strength
VT20 / ВТ20 titanium alloy offers high tensile strength for aerospace structural parts, forged blanks, welded rings, high-temperature components and precision machined parts.
Heat Resistance
VT20 / ВТ20 is used for elevated-temperature service and high-temperature titanium alloy applications. It is suitable for parts exposed to long operating cycles under demanding temperature conditions.
Low-Temperature Service
VT20 / ВТ20 is also used in applications starting from sub-zero service conditions, making it suitable for aerospace structures and engineering assemblies requiring stable performance across a wide temperature range.
Corrosion Resistance
These titanium alloy grades offer corrosion resistance in aerospace, industrial, marine and chemical environments. This makes VT20 useful for corrosion-resistant parts and long-service structural applications.
Weldability
VT20 / ВТ20 has strong weldability for titanium alloy fabrication. VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св are welding wire grades used where titanium filler wire compatibility and controlled weld chemistry are important.
Machinability
VT20 titanium bar, rod, plate and forged blank can be processed by cutting, turning, milling, drilling, grinding and CNC machining. Proper titanium machining practice helps maintain surface quality and dimensional accuracy.
Formability
VT20 / ВТ20 can be supplied in sheet, strip and plate forms for forming, bending, hot forming, fabrication and aerospace panel applications. The grade is generally more workable in hot forming conditions.
Heat Treatment
VT20 / ВТ20 can be supplied in annealed or project-specific heat-treated condition. Heat treatment, stress relieving and final condition should be selected according to the product form, thickness and application standard.
Applications of VT20 / ВТ20, VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св
| Application | Suitable Grade |
|---|---|
| Aircraft wing panels | VT20 / ВТ20 |
| Aerospace structural parts | VT20 / ВТ20 |
| Welded assemblies | VT20 / ВТ20, VT20-1sv / ВТ20-1св, VT20-2sv / ВТ20-2св |
| High-temperature parts | VT20 / ВТ20 |
| Forged blanks | VT20 / ВТ20 |
| Corrosion-resistant components | VT20 / ВТ20 |
| Titanium welding wire | VT20-1sv / ВТ20-1св, VT20-2sv / ВТ20-2св |
| Argon welding wire | VT20-1sv / ВТ20-1св, VT20-2sv / ВТ20-2св |
| Plasma welding wire | VT20-1sv / ВТ20-1св, VT20-2sv / ВТ20-2св |
| Precision machined parts | VT20 / ВТ20 |
| Industrial titanium components | VT20 / ВТ20 |
Product Form Details
VT20 / ВТ20 Titanium Sheet
VT20 titanium sheet is used for formed parts, fabricated components, aircraft panels and structural applications. Sheets can be supplied in project-based thickness, width, length and finish requirements.
VT20 / ВТ20 Titanium Strip
VT20 titanium strip is suitable for precision forming, fabrication, aerospace assemblies and titanium components requiring controlled thickness and surface quality.
VT20 / ВТ20 Titanium Foil
VT20 titanium foil may be supplied for thin-gauge titanium applications where lightweight material, corrosion resistance and heat-resistant performance are required.
VT20 / ВТ20 Titanium Plate
VT20 titanium plate is used for heavy sections, machined blanks, fabricated parts and high-strength structural applications. Plate supply can include cut-to-size and machined blank options.
VT20 / ВТ20 Titanium Bar
VT20 titanium bar is used for machining, turning, shafts, pins, fastened components and load-bearing titanium alloy parts.
VT20 / ВТ20 Titanium Rod
VT20 titanium rod is suitable for precision machining, engineered parts, aerospace components and industrial titanium alloy applications.
VT20 / ВТ20 Titanium Profile
VT20 titanium profile is used in aircraft and structural applications where shaped titanium sections are required.
VT20 / ВТ20 Titanium Pipe and Pipe Shell
VT20 titanium pipe and pipe shell forms are used in fabricated systems, corrosion-resistant assemblies and industrial titanium applications.
VT20 / ВТ20 Titanium Forging
VT20 titanium forgings and forged blanks are used for high-strength aerospace, aviation and engineering components that require reliable mechanical performance.
VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св Welding Wire
VT20-1sv and VT20-2sv titanium welding wires are supplied for titanium filler wire applications, welded assemblies, argon welding, plasma welding and titanium alloy fabrication work.
Surface Condition and Finish Options
| Product Type | Surface / Finish Options |
|---|---|
| VT20 Sheet and Strip | Pickled, clean, bright, polished, ground |
| VT20 Plate | Black, pickled, machined, ground, sand-blasted |
| VT20 Bar and Rod | Black, peeled, bright, ground, polished, machined |
| VT20 Forging | Black, machined, ground, shot-blasted |
| VT20-1sv Wire | Degassed, etched, clean, bright |
| VT20-2sv Wire | Degassed, etched, clean, bright |
Dimensional Range Overview
| Product Form | Common Dimensional Details |
|---|---|
| Sheet | Thickness, width and length as per project requirement |
| Strip | Thin-gauge strip with controlled width and coil / cut length options |
| Foil | Thin-gauge material where applicable |
| Plate | Medium to heavy thickness sections for machining and fabrication |
| Bar | Diameter and length as per machining requirement |
| Rod | Precision diameter and cut length options |
| Profile | Shape and dimension based on drawing or standard section |
| Pipe / Pipe Shell | Diameter, wall thickness and length as per requirement |
| Welding Wire | Commonly 0.8 mm to 7.0 mm diameter for VT20-1sv and VT20-2sv |
Testing, Certification and Packaging
Russian Metals supplies VT20 / ВТ20, VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св titanium alloy materials with quality documentation and export-ready packaging support.
| Service | Details |
|---|---|
| Chemical Analysis | Verification of aluminium, zirconium, molybdenum, vanadium, titanium and impurity limits |
| Mechanical Testing | Tensile strength, elongation, hardness and other required values |
| Hardness Testing | Available for bars, plates, forgings and selected forms |
| PMI Testing | Positive material identification where required |
| Ultrasonic Testing | Available for selected bar, plate, billet and forging forms |
| Dimensional Inspection | Diameter, thickness, width, length and tolerance checks |
| MTC | Material Test Certificate with heat number traceability |
| Third-Party Inspection | Available according to project requirement |
| Product Marking | Grade, size, heat number and batch marking |
| Packaging | Export packing, wooden box, bundle packing or protective wrapping |
| Traceability | Heat number and batch-level tracking |
Grade Comparison Table
| Grade | Russian Name | Main Product Type | Key Alloying Elements | Main Use | Common Search Variation |
|---|---|---|---|---|---|
| VT20 | ВТ20 | Sheet, plate, bar, rod, forging, profile, pipe | Al, Zr, Mo, V | Aerospace parts, wing panels, welded assemblies | BT20 Titanium Alloy |
| VT20-1sv | ВТ20-1св | Welding wire / filler wire | Al, Zr, Mo, V | Titanium welding wire applications | BT20-1sv Titanium Wire |
| VT20-2sv | ВТ20-2св | Welding wire / filler wire | Al, Zr, Mo, V | Titanium welding wire applications | BT20-2sv Titanium Wire |
FAQs
What is BT20 titanium alloy?
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BT20 titanium alloy is a common search variation for VT20 titanium alloy. The correct English transliteration of Russian ВТ20 is generally written as VT20.
Is BT20 the same as VT20?
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BT20 is often used as a spelling variation, while VT20 is the preferred transliteration for the Russian grade ВТ20. Material should be verified through MTC and technical specification.
What is the Russian name of VT20?
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The Russian grade name of VT20 is ВТ20.
What is VT20 titanium alloy used for?
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VT20 / ВТ20 is used for aerospace parts, aircraft wing panels, welded assemblies, high-temperature components, forged blanks, corrosion-resistant parts and structural titanium alloy components.
What is the chemical composition of VT20?
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VT20 / ВТ20 is based on titanium with aluminium, zirconium, molybdenum and vanadium, along with controlled impurity limits for iron, silicon, carbon, nitrogen, oxygen and hydrogen.
What are the mechanical properties of VT20?
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VT20 / ВТ20 mechanical properties depend on product form and condition. Typical tensile strength ranges include approximately 930–980 MPa for annealed sheet, 885–1130 MPa for bar and 880–1130 MPa for plate.
What is VT20-1sv titanium alloy?
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VT20-1sv / ВТ20-1св is a titanium alloy welding wire grade used as titanium filler wire for welding and fabrication applications.
What is VT20-1sv welding wire used for?
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VT20-1sv / ВТ20-1св welding wire is used for titanium alloy welded assemblies, argon welding, plasma welding and filler wire applications connected with VT20 titanium alloy systems.
What is VT20-2sv titanium alloy?
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VT20-2sv / ВТ20-2св is a titanium alloy welding wire grade with a higher aluminium range than VT20-1sv.
What is the difference between VT20-1sv and VT20-2sv?
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VT20-1sv / ВТ20-1св usually has aluminium in the 2.0–3.0% range, while VT20-2sv / ВТ20-2св usually has aluminium in the 3.5–4.5% range. Both are titanium welding wire grades.
What is the Russian name of VT20-1sv?
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The Russian grade name of VT20-1sv is ВТ20-1св.
What is the Russian name of VT20-2sv?
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The Russian grade name of VT20-2sv is ВТ20-2св.
Is VT20 suitable for aerospace applications?
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Yes, VT20 / ВТ20 is used in aerospace titanium alloy applications such as wing panels, aircraft structural parts, welded assemblies and high-temperature components.
Is VT20 suitable for welded assemblies?
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Yes, VT20 / ВТ20 has good weldability, and VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св are related titanium welding wire grades for welded assembly applications.
What product forms are available in VT20?
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VT20 / ВТ20 can be supplied in sheet, strip, foil, plate, bar, rod, profile, pipe, forging, forged blank and welded ring forms depending on requirement.
What wire forms are available in VT20-1sv and VT20-2sv?
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VT20-1sv / ВТ20-1св and VT20-2sv / ВТ20-2св can be supplied as titanium welding wire or titanium filler wire in common wire diameter ranges, including 0.8 mm to 7.0 mm where applicable.
VT20 / VT20-1sv / VT20-2sv 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.
VT20 / VT20-1sv / VT20-2sv 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.