BT23 / VT23 / ВТ23 & VT25U / ВТ25У Titanium Alloys
Russian Metals supplies BT23 / VT23 / ВТ23 and VT25U / ВТ25У titanium alloys for aerospace, high-strength structural parts, forged components, machined blanks, aircraft engine parts and high-temperature engineering applications.
BT23 Titanium Alloy and VT23 Titanium Alloy are common English search variations for the Russian grade ВТ23 Titanium Alloy. VT25U Titanium Alloy is the English transliteration of ВТ25У Titanium Alloy, while BT25U Titanium Alloy and BT25-U Titanium Alloy may also appear as GOST Latin or search variations.
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Russian Grade Names and Product Keywords
| English Product Keyword | Russian Grade Name | Russian Product Name | Common Application |
|---|---|---|---|
| VT23 Titanium Alloy | ВТ23 | ВТ23 Титановый Сплав | Sheet, strip, plate, bar, rod, forging, forged blank |
| BT23 Titanium Alloy | ВТ23 | ВТ23 Титановый Сплав | Search variation for VT23 titanium grade |
| VT25U Titanium Alloy | ВТ25У | ВТ25У Титановый Сплав | Aircraft engine parts, compressor blades, compressor disks, forged disks, shafts |
Material Overview
BT23 / VT23 / ВТ23 and VT25U / ВТ25У are Russian titanium alloy grades designed for strength, low density, corrosion resistance, thermal stability and demanding engineering performance.
VT23 / ВТ23 is mainly selected as a high-strength titanium wrought alloy for aerospace structural parts, sheets, bars, forgings and heavy-duty components. VT25U / ВТ25У is selected as a heat-resistant titanium wrought alloy for aircraft engine, gas turbine, compressor blade, compressor disk, rotor blade, forged disk and shaft applications.
Grade Classification
| Grade | Russian Name | Classification | Main Performance Focus |
|---|---|---|---|
| VT23 | ВТ23 | Titanium wrought alloy | High strength, structural performance, aerospace parts |
| BT23 | ВТ23 | Search / GOST Latin variation | Same grade family as VT23 |
| VT25U | ВТ25У | Titanium wrought alloy | Heat resistance, aircraft engine and gas turbine service |
| BT25U | ВТ25У | Search / GOST Latin variation | Same grade family as VT25U |
VT23 / ВТ23 Titanium Alloy Overview
VT23 / ВТ23 Titanium Alloy is a high-strength Russian titanium wrought alloy used for aerospace structural parts, sheets, strips, bars, rods, plates, forgings, forged blanks and high-load engineering components.
This grade is searched as BT23 Titanium Alloy, BT-23 Titanium Alloy, VT-23 Titanium Alloy, BT23 Russian Titanium, VT23 Russian Titanium, VT23 High Strength Titanium Alloy, VT23 Aerospace Titanium Alloy, VT23 Titanium Bar, VT23 Titanium Rod, VT23 Titanium Sheet, VT23 Titanium Plate and VT23 Titanium Forging.
VT25U / ВТ25У Titanium Alloy Overview
VT25U / ВТ25У Titanium Alloy is a heat-resistant Russian titanium wrought alloy used for high-temperature aerospace components, aircraft engine parts, gas turbine engine parts, compressor blades, compressor disks, rotor blades, forged disks and shafts.
This grade is searched as VT25U Titanium Alloy, VT25-U Titanium Alloy, VT25u Titanium Alloy, BT25U Titanium Alloy, BT25-U Titanium Alloy, VT25U Heat Resistant Titanium Alloy, VT25U High Temperature Titanium Alloy, VT25U Aerospace Titanium Alloy, VT25U Aircraft Engine Titanium Alloy, VT25U Gas Turbine Titanium Alloy and VT25U Compressor Disk Alloy.
Difference Between VT23 / ВТ23 and VT25U / ВТ25У
| Point | VT23 / ВТ23 | VT25U / ВТ25У |
|---|---|---|
| Main Focus | High-strength structural titanium alloy | Heat-resistant high-temperature titanium alloy |
| Main Product Forms | Sheet, strip, plate, bar, rod, forging, forged blank | Bar, rod, forging, forged disk, shaft, billet, machined blank |
| Typical Applications | Aerospace structural parts, high-load components, forged parts | Aircraft engines, gas turbines, compressor blades, compressor disks |
| Alloying System | Ti-Al-Mo-V-Cr-Fe | Ti-Al-Mo-W-Zr-Sn-Si |
| Performance Need | Strength, hardness, fatigue resistance, structural reliability | Heat resistance, creep resistance, thermal stability, engine performance |
Available Product Forms
| Product Form | Available Grades | Common Use |
|---|---|---|
| Sheet | VT23 / ВТ23 | Forming, structural parts, aerospace applications |
| Strip | VT23 / ВТ23 | Precision fabrication and lightweight components |
| Plate | VT23 / ВТ23, VT25U / ВТ25У | Machined parts, structural sections, high-strength components |
| Bar | VT23 / ВТ23, VT25U / ВТ25У | Shafts, pins, fastener stock, high-load machined parts |
| Rod | VT23 / ВТ23, VT25U / ВТ25У | Turning, CNC machining and precision components |
| Forging | VT23 / ВТ23, VT25U / ВТ25У | High-strength and heat-resistant components |
| Forged Blank | VT23 / ВТ23, VT25U / ВТ25У | Semi-finished parts before machining |
| Forged Disk | VT25U / ВТ25У | Aircraft engine and compressor disk applications |
| Shaft | VT25U / ВТ25У | Forged shafts, machined shafts and engine components |
| Billet | VT23 / ВТ23, VT25U / ВТ25У | Rolling, forging, machining and custom manufacturing |
| Machined Blank | VT23 / ВТ23, VT25U / ВТ25У | CNC components, aerospace parts and engineering applications |
VT23 / ВТ23 Product Specification Table
| Specification Point | VT23 / ВТ23 Details |
|---|---|
| Grade Name | VT23 / ВТ23 |
| Search Variations | BT23, BT-23, VT-23, ВТ23 Titanium Alloy |
| Alloy Type | High-strength titanium wrought alloy |
| Alloy System | Ti-Al-Mo-V-Cr-Fe |
| Common Forms | Sheet, strip, plate, bar, rod, forging, forged blank, billet |
| Typical Application | Aerospace structural parts, high-load components, forged parts |
| Heat Treatment | Annealed, hardened and aged condition where required |
| Surface Finish | Black, bright, pickled, polished, peeled, ground, machined, sand-blasted |
| Certification | MTC, chemical analysis, mechanical testing, inspection certificate |
| Equivalent Grade | No direct equivalent grade should be assumed without technical review |
VT25U / ВТ25У Product Specification Table
| Specification Point | VT25U / ВТ25У Details |
|---|---|
| Grade Name | VT25U / ВТ25У |
| Search Variations | VT25-U, VT25u, BT25U, BT25-U, ВТ25У Titanium Alloy |
| Alloy Type | Heat-resistant titanium wrought alloy |
| Alloy System | Ti-Al-Mo-W-Zr-Sn-Si |
| Common Forms | Bar, rod, forging, forged disk, shaft, billet, machined blank |
| Typical Application | Aircraft engines, gas turbine engines, compressor blades and disks |
| Temperature Focus | High-temperature applications around 450–550°C depending on condition |
| Heat Treatment | Annealing, hardening, aging and stress relieving as per specification |
| Surface Finish | Black, bright, pickled, polished, peeled, ground, machined, sand-blasted |
| Certification | MTC, mechanical testing, chemical analysis, traceability |
Chemical Composition Overview
VT23 / ВТ23 and VT25U / ВТ25У use titanium as the base element. VT23 is based mainly on aluminium, vanadium, molybdenum, chromium and iron. VT25U is based mainly on aluminium, molybdenum, tungsten, zirconium, tin and silicon for heat-resistant titanium alloy performance.
VT23 / ВТ23 Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 4.0 – 6.3% |
| Vanadium | 4.0 – 5.0% |
| Molybdenum | 1.5 – 2.5% |
| Chromium | 0.8 – 1.4% |
| Iron | 0.4 – 1.0% |
| Zirconium | Max 0.30% |
| 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% |
VT25U / ВТ25У Chemical Composition
| Element | Typical Range / Limit |
|---|---|
| Titanium | Balance |
| Aluminium | 6.0 – 7.0% |
| Molybdenum | 3.5 – 4.5% |
| Tungsten | 0.4 – 1.5% |
| Zirconium | 3.0 – 4.5% |
| Tin | 1.0 – 2.5% |
| Silicon | 0.10 – 0.30% |
| Iron | Max 0.15% |
| Carbon | Max 0.10% |
| Nitrogen | Max 0.04% |
| Oxygen | Max 0.15% |
| Hydrogen | Max 0.010% |
| Other Impurities | Max 0.30% |
Role of Alloying Elements
Titanium Balance
Titanium is the base element in VT23 / ВТ23 and VT25U / ВТ25У. It provides low density, corrosion resistance and a strong base for aerospace titanium alloy performance.
Aluminium
Aluminium improves strength, stability and elevated-temperature performance in titanium alloy grades.
Vanadium in VT23 / ВТ23
Vanadium supports strength, phase stability and high-strength titanium alloy performance in VT23 / ВТ23.
Molybdenum
Molybdenum improves strengthening, hardenability and phase stabilization in titanium wrought alloys.
Chromium in VT23 / ВТ23
Chromium contributes to strengthening, phase control and mechanical performance in VT23 titanium alloy.
Iron in VT23 / ВТ23
Iron contributes to strength and hardenability when controlled within grade limits.
Tungsten in VT25U / ВТ25У
Tungsten improves heat-resistant performance, high-temperature strength and creep resistance in VT25U titanium alloy.
Zirconium in VT25U / ВТ25У
Zirconium supports thermal stability and elevated-temperature strength in aircraft engine titanium alloy applications.
Tin in VT25U / ВТ25У
Tin supports heat-resistant titanium alloy performance and helps maintain strength in demanding temperature conditions.
Mechanical Properties
| Grade | Product Form / Condition | Tensile Strength | Yield Strength | Elongation | Reduction of Area | Hardness / Notes |
|---|---|---|---|---|---|---|
| VT23 / ВТ23 | Sheet, annealed | Approx. 930–1080 MPa | As per MTC | 8–12% | As per MTC | High-strength sheet condition |
| VT23 / ВТ23 | Sheet, hardened and aged | Approx. 1080–1280 MPa | As per MTC | 5–8% | As per MTC | Higher strength condition |
| VT23 / ВТ23 | Bar / forging | As per OST / MTC | As per OST / MTC | As per MTC | As per MTC | Suitable for high-load parts |
| VT25U / ВТ25У | Forged disk, heat-treated | Approx. 1120–1200 MPa | As per MTC | Project-specific | Project-specific | Engine disk applications |
| VT25U / ВТ25У | Forged shaft, heat-treated | As per MTC | As per MTC | As per MTC | As per MTC | High-temperature shaft applications |
| VT25U / ВТ25У | Bar / forging | As per project standard | As per project standard | As per project standard | As per project standard | Heat-resistant alloy condition |
Performance Features
High Strength
VT23 / ВТ23 is a high-strength titanium alloy used for aerospace structural parts, forged parts, high-load components, bars, rods, sheets and plates.
Heat Resistance
VT25U / ВТ25У is a heat-resistant titanium alloy used for aircraft engine and gas turbine parts. It is suitable for high-temperature components such as compressor blades, compressor disks, rotor blades, forged disks and shafts.
Creep Resistance
VT25U / ВТ25У is selected for applications where creep resistance, thermal stability and strength retention are important during elevated-temperature service.
Hardness
Hardness values depend on product form, heat treatment and final condition. Hardness testing can be provided for VT23 and VT25U products to support machining, wear and finished part performance.
Density
Both grades provide titanium’s lightweight advantage compared with many steel alloys. This makes VT23 / ВТ23 and VT25U / ВТ25У useful for aerospace, aviation and high-performance engineering parts.
Corrosion Resistance
Titanium’s natural corrosion resistance supports the use of VT23 and VT25U in aerospace, industrial, marine and chemical environments.
Heat Treatment
VT23 / ВТ23 can be supplied in annealed, hardened and aged conditions. VT25U / ВТ25У may be supplied with annealing, hardening, aging or stress-relieving treatment depending on component form and project specification.
Machinability
VT23 and VT25U titanium bars, rods, plates, forgings, disks and shafts can be processed by cutting, turning, milling, drilling, grinding and CNC machining. Correct tooling, coolant and machining parameters are recommended for titanium alloy machining.
Formability and Forging
VT23 / ВТ23 can be processed into sheet, strip, plate, bar and forged blank forms. VT25U / ВТ25У is used for hot forging, forged disks, forged shafts and high-temperature engine-related components where controlled forging conditions are important.
Product Form Details
VT23 / ВТ23 Titanium Sheet
VT23 titanium sheet is used for forming, structural parts and aerospace applications requiring high strength, low weight and reliable titanium alloy performance.
VT23 / ВТ23 Titanium Strip
VT23 titanium strip is suitable for precision fabrication, lightweight components and aerospace structural work where controlled thickness and surface finish are required.
VT23 / ВТ23 Titanium Plate
VT23 titanium plate is used for machined parts, structural sections, high-strength components and heavy-duty aerospace applications.
VT23 / ВТ23 Titanium Bar
VT23 titanium bar is used for machining, shafts, pins, fastener stock and high-load parts requiring strong mechanical properties.
VT23 / ВТ23 Titanium Rod
VT23 titanium rod is suitable for turning, CNC machining, precision components and structural titanium alloy parts.
VT23 / ВТ23 Titanium Forging
VT23 titanium forging is used for high-strength forged parts, semi-finished products, machined parts and aerospace components.
VT23 / ВТ23 Forged Blank
VT23 forged blanks are supplied for components that require machining after forging, including high-load and structural titanium parts.
VT25U / ВТ25У Titanium Bar and Rod
VT25U titanium bar and rod are used for heat-resistant components, shafts, machined engine parts and high-temperature engineering applications.
VT25U / ВТ25У Titanium Forging
VT25U titanium forgings are used for aircraft engine parts, gas turbine parts, compressor components and high-temperature structural applications.
VT25U / ВТ25У Forged Disk
VT25U forged disks are used for compressor disk applications, rotor-related parts and aircraft engine components that require heat resistance and high strength.
VT25U / ВТ25У Titanium Shaft
VT25U shafts are used for forged shafts, machined shafts and engine-related components where strength and thermal stability are required.
VT23 / ВТ23 and VT25U / ВТ25У Titanium Billet
Titanium billets are supplied for rolling, forging, machining and custom manufacturing of aerospace and industrial components.
VT23 / ВТ23 and VT25U / ВТ25У Machined Blank
Machined blanks are available for CNC components, aerospace parts, forged disk machining, shaft machining and precision engineering applications.
Surface Condition and Finish Options
| Product Type | Surface / Finish Options |
|---|---|
| VT23 Sheet and Strip | Pickled, bright, polished, ground, clean finish |
| VT23 Plate | Black, pickled, ground, machined, sand-blasted |
| VT23 Bar and Rod | Black, peeled, bright, polished, ground, machined |
| VT23 Forging | Black, machined, ground, shot-blasted |
| VT25U Bar and Rod | Black, peeled, ground, polished, machined |
| VT25U Forged Disk and Shaft | Black, machined, sand-blasted, ground |
| VT25U Billet and Blank | Black, pickled, machined, project-specific finish |
Dimensional Range Overview
| Product Form | Common Dimensional Details |
|---|---|
| Sheet | Thickness, width and length as per project requirement |
| Strip | Controlled thickness and width, coil or cut-length options |
| Plate | Medium to heavy thickness for machining and structural use |
| Bar | Diameter and length according to machining requirement |
| Rod | Precision diameter and cut-length options |
| Forging | Drawing-based forged shape, section and weight |
| Forged Blank | Semi-finished forged size before machining |
| Forged Disk | Diameter, thickness and machining allowance as per drawing |
| Shaft | Diameter, length and forged / machined condition as required |
| Billet | Diameter, length and cut size as per rolling, forging or machining need |
| Machined Blank | Custom size, tolerance and finish based on drawing |
Applications of VT23 / ВТ23 and VT25U / ВТ25У
| Application | Suitable Grade |
|---|---|
| Aerospace structural parts | VT23 / ВТ23 |
| High-strength forged parts | VT23 / ВТ23 |
| Machined components | VT23 / ВТ23, VT25U / ВТ25У |
| High-load structural parts | VT23 / ВТ23 |
| Titanium sheets and plates | VT23 / ВТ23 |
| Titanium bars and rods | VT23 / ВТ23, VT25U / ВТ25У |
| Aircraft engine parts | VT25U / ВТ25У |
| Gas turbine engine parts | VT25U / ВТ25У |
| Compressor blades | VT25U / ВТ25У |
| Compressor disks | VT25U / ВТ25У |
| Rotor blades | VT25U / ВТ25У |
| Forged disks | VT25U / ВТ25У |
| Forged shafts | VT25U / ВТ25У |
| High-temperature applications | VT25U / ВТ25У |
Testing, Certification and Packaging
Russian Metals supplies BT23 / VT23 / ВТ23 and VT25U / ВТ25У titanium alloy materials with quality documentation, inspection support and export-ready packaging based on project requirements.
| Service | Details |
|---|---|
| Chemical Analysis | Verification of alloying elements and impurity limits |
| Mechanical Testing | Tensile strength, yield strength, elongation and reduction of area |
| Hardness Testing | Available for bars, plates, forgings, disks and shafts |
| PMI Testing | Positive material identification where required |
| Ultrasonic Testing | Available for selected plates, bars, billets, forgings and disks |
| Dimensional Inspection | Diameter, thickness, width, length and tolerance checks |
| MTC | Mill Test Certificate with heat number traceability |
| Inspection Certificate | Available according to order requirement |
| Third-Party Inspection | Available according to project requirement |
| Product Marking | Grade, size, heat number and batch marking |
| Export Packaging | Wooden box, bundle packing, wrapped protection or project-specific packing |
| Traceability | Heat number and batch-level material tracking |
Grade Comparison Table
| Grade | Russian Name | Main Product Type | Alloy System | Key Benefit | Typical Application |
|---|---|---|---|---|---|
| VT23 | ВТ23 | Sheet, strip, plate, bar, rod, forging, forged blank | Ti-Al-Mo-V-Cr-Fe | High strength and structural reliability | Aerospace structural parts, high-load components |
| BT23 | ВТ23 | Search / GOST Latin variation | Ti-Al-Mo-V-Cr-Fe | Helps identify VT23 in alternate naming | Product search and legacy grade naming |
| VT25U | ВТ25У | Bar, rod, forging, forged disk, shaft, billet | Ti-Al-Mo-W-Zr-Sn-Si | Heat resistance and high-temperature strength | Aircraft engines, gas turbines, compressor disks |
| BT25U | ВТ25У | Search / GOST Latin variation | Ti-Al-Mo-W-Zr-Sn-Si | Helps identify VT25U in alternate naming | Product search and technical enquiries |
FAQs
What is BT23 titanium alloy?
▾
BT23 titanium alloy is a common search and GOST Latin variation for the Russian titanium grade ВТ23. In English transliteration, it is commonly written as VT23 Titanium Alloy.
Is BT23 the same as VT23?
▾
Yes, BT23 and VT23 usually refer to the same Russian grade ВТ23, but the grade should always be confirmed through MTC, chemical composition and project specification.
What is the Russian name of VT23?
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The Russian grade name of VT23 is ВТ23.
What is VT23 titanium alloy used for?
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VT23 / ВТ23 is used for aerospace structural parts, high-strength sheets, bars, rods, plates, forgings, forged blanks and high-load machined components.
What is VT25U titanium alloy?
▾
VT25U / ВТ25У is a heat-resistant Russian titanium wrought alloy used for aircraft engine parts, gas turbine components, compressor blades, compressor disks, forged disks and shafts.
What is the Russian name of VT25U?
▾
The Russian grade name of VT25U is ВТ25У.
Is BT25U the same as VT25U?
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BT25U is a common search or GOST Latin variation. VT25U is the English transliteration of the Russian grade ВТ25У.
What is the difference between VT23 and VT25U?
▾
VT23 / ВТ23 is mainly a high-strength structural titanium alloy, while VT25U / ВТ25У is a heat-resistant titanium alloy used for aircraft engine and high-temperature applications.
What is the chemical composition of VT23?
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VT23 / ВТ23 contains titanium balance with aluminium, vanadium, molybdenum, chromium and iron, along with controlled impurity limits.
What is the chemical composition of VT25U?
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VT25U / ВТ25У contains titanium balance with aluminium, molybdenum, tungsten, zirconium, tin and silicon, along with controlled impurity limits.
What are the mechanical properties of VT23?
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VT23 mechanical properties depend on product form and heat treatment. Annealed sheet may show high tensile strength, while hardened and aged condition can provide higher strength levels.
Is VT23 a high-strength titanium alloy?
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Yes, VT23 / ВТ23 is a high-strength titanium wrought alloy used for aerospace structures, forged parts and high-load components.
Is VT25U suitable for high-temperature applications?
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Yes, VT25U / ВТ25У is suitable for high-temperature titanium alloy applications, especially aircraft engine and gas turbine components.
Is VT25U used in aircraft engines?
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Yes, VT25U / ВТ25У is used for aircraft engine parts, compressor blades, compressor disks, rotor blades, forged disks and shafts.
What product forms are available in BT23 / VT23 / VT25U?
▾
Russian Metals supplies BT23 / VT23 / ВТ23 and VT25U / ВТ25У in sheet, strip, plate, bar, rod, forging, forged blank, billet, machined blank, forged disk, shaft and custom-cut forms.
VT23 / VT25U 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.
VT23 / VT25U 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.