Russian 1420 (01420) is a Russian-series Al-Mg-Li (aluminum-magnesium-lithium) wrought aluminum alloy, designed for engineering projects that require a combination of lightweight properties, welding fabrication, and structural performance. Unlike conventional general-purpose aluminum alloys, 1420 aluminum is specifically designed for specialized engineering material selection based on standards, specifications, and application requirements.
Chalco can assist with technical reviews, alloy identification, product form evaluation, and project-based sourcing for Russian 1420 alloy requirements, including discussions on sheet, plate, profile, bar, and forged forms according to specific project specifications and application needs.
Why Choose Russian-Standard Grade 1420 (01420) Aluminum Alloy?
Russian-standard grade 1420 (01420) aluminum alloy is suitable for engineering projects that require a balanced combination of weight reduction, welding fabrication, and structural performance. In scenarios where material selection must align with standards, specifications, and specific application conditions, this Russian-series specialty alloy provides a more targeted solution.
The application value of 1420 primarily lies in the combination of low density, relatively high specific stiffness, and good weldability, making it well-suited for lightweight welded structures and related engineering applications.
Chemical Composition of Russian-Standard 1420 (01420) Aluminum Alloy
| Element | Mass Fraction (%) |
| Magnesium Mg | 4.5–6.0 |
| Lithium Li | 1.8–2.2 |
| Zirconium Zr | 0.08–0.12 |
| Titanium Ti | ≤0.10 |
| Silicon Si | ≤0.15 |
| Iron Fe | ≤0.20 |
| Copper Cu | ≤0.05 |
| Calcium Ca | ≤0.04 |
| Scandium Sc | ≤0.05 |
| Sodium Na | ≤0.003 |
| Beryllium Be | 0.0002–0.005 |
| Aluminum Al | Balance |
| Other unspecified impurities (individual) | ≤0.05 |
| Total other impurities | ≤0.15 |
According to the publicly available interpretation of GOST 1 90048-90, 1420 (01420) aluminum alloy belongs to the typical Al-Mg-Li (aluminum-magnesium-lithium) system, with Mg, Li, and Zr as its primary alloying elements and aluminum as the balance.
Mechanical Properties of Russian-Standard 1420 (01420) Aluminum Alloy Sheet
| Property | Value |
| Yield strength Rp0.2 | ≥270 MPa |
| Tensile strength Rm | ≥450 MPa |
| Elongation A5 | ≥10% |
1420 (01420) aluminum alloy sheet offers a balanced combination of strength, ductility, and lightweight properties, making it suitable for engineering projects with integrated requirements for structural performance and weldability. Its mechanical properties serve as a key reference for material selection and specification confirmation.
Available product forms of Russian-standard 1420 (01420) aluminum alloy
Chalco can supply 1420 (01420) aluminum alloy rolled products per project requirements, primarily including sheet, strip, and coil, suitable for engineering applications demanding lightweight design, welded fabrication, and structural performance.
1420 aluminum sheet
1420 aluminum coil
1420 aluminum strip
For Russian-standard specialty alloys, product confirmation typically requires matching based on thickness, width, temper condition, and specific application requirements to align accurately with actual procurement and processing needs.
Key characteristics of Russian-standard 1420 (01420) aluminum sheet and strip
Low density: As a typical Al-Mg-Li alloy system, it features low density, making it well-suited for lightweight structures with explicit weight-reduction requirements.
High specific stiffness: Helps maintain structural stability while reducing weight.
Good weldability: Suitable for welded sheet components and related structural fabrications.
Russian-standard specialty alloy: Better suited for specification, form, and standard alignment according to project-specific requirements.
Typical application areas of Russian-standard 1420 (01420) aluminum sheet and strip
Lightweight welded structures
Suitable for structural components requiring a combination of weight reduction and welded fabrication.
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Aerospace structural components
Applicable to welded fuselage sections, window frame structures, and other lightweight aerospace-related parts.
Contact us nowMissile / rocket and ground transportation components
Suitable for specialized engineering components requiring low density and high structural efficiency.
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Russian-standard rolling specifications for 1420 (01420) aluminum alloy
1. GOST 13738-91 — Standard for aluminum alloy sheet and strip.
2. GOST 50066-92 — Related standard for aluminum alloy sheet.
3. GOST 29296-91 — Standard for aluminum alloy sheet.
These standards primarily cover sheet and strip products of aluminum alloys and associated rolling requirements, applicable to quality control and process specifications for 1420 (01420) aluminum alloy during production and use.
Custom manufacturing capability for Russian-standard 1420 (01420) aluminum alloy
Chalco Aluminium can provide custom-made 1420 (01420) aluminum alloy ingots based on customer requirements, including standards, chemical composition, blueprint specifications, and process testing data. We don't just offer conventional stock; we can customize alloy ingots, rolling them into thick plates, thin plates, aluminum coils, and aluminum strips, and further process them into cut-to-size plates, cutting parts, or machined billets to help customers overcome the challenges of sourcing, matching, and verifying niche Russian standard alloys. Custom 1420 alloy slab casting: We can produce 1420 (01420) aluminum slabs per customer specifications for projects requiring production to Russian-standard chemistry or drawing requirements, especially when no clear international equivalent exists.
- Rolled product manufacturing: After slab casting, the material can be further rolled into 1420 thick plate, thin sheet, aluminum coil, and aluminum strip to meet specific requirements for thickness, width, length, and temper.
- Cut blanks and machined preforms: For customers requiring downstream processing, we offer cut-to-size blanks, slit strips, precision-cut sheet parts, and rough-machined preforms suitable for subsequent operations such as CNC machining, drilling, milling, and assembly.
- Tailored production routing by project need: If thick plate is required as a structural component or machining blank, we prioritize evaluating a plate rolling route. For continuous processing needs, coil or strip solutions are assessed. For small-batch prototypes, feasibility is evaluated individually based on specifications and quantity.
- Test documentation and material verification support: Per order requirements, we provide chemical analysis reports, mechanical property certificates, heat treatment records, dimensional inspection data, and material test reports (MTRs) to support customer material validation, drawing compliance, and project acceptance.
For niche Russian-standard alloys like 1420 (01420), customers typically focus on whether the material can be matched to the standard, produced per drawing, and supported with test documentation. Chalco Aluminium delivers end-to-end support—from material evaluation and alloy customization through rolling and cutting—to ensure project success.
Please send your GOST standard, 1420 composition requirements, product form, dimensions, temper, quantity, and drawing files. We will assess production feasibility and provide a custom quotation.
Frequently Asked Questions
1. Is 1420 (01420) aluminum alloy a standard Al-Mg alloy?
No. 1420 (01420) belongs to the Al-Mg-Li (aluminum-magnesium-lithium) system. Its processing route differs from conventional Al-Mg alloys and is better suited for applications demanding a balance of weight reduction, structural efficiency, and weldability.
2. Why is 1420 (01420) aluminum alloy suitable for lightweight welded structures?
The value of 1420 lies primarily in its combination of low density, relatively high specific stiffness, and good weldability. For projects that prioritize weight reduction while also requiring structural performance and post-weld fabrication, this material offers a more targeted solution.
3. Does 1420 (01420) have a clear international equivalent designation?
1420 is a Russian-standard specialty grade, and publicly available sources do not provide a clear, universally accepted international equivalent. In practice, substitution typically requires evaluation based on specific performance requirements, service conditions, and product form.
4. What 1420 (01420) product forms can Chalco supply?
Chalco can supply 1420 aluminum alloy sheet, strip, and coil according to project requirements, matched to specific thickness, width, temper, and application needs.
5. What information should be confirmed when procuring 1420 (01420)?
It is recommended to first confirm product form, dimensional specifications, delivery temper, applicable standards, and intended application. For Russian-standard specialty grades, clarifying these details upfront facilitates smoother material selection, quoting, and project coordination.
6. Can 1420 (01420) be customized for specific projects?
Yes. Chalco provides customized consultation and supply support for Russian-standard grade 1420, including specification validation, product form matching, and project-based procurement support.
Get project support for 1420 (01420) aluminum alloy
If you are sourcing Russian-standard grade 1420 (01420) aluminum alloy sheet, strip, or coil, please share your dimensional specifications, temper requirements, and project application with the Chalco team. We can assist with product matching, technical coordination, and customized supply support based on your actual needs.
Chalco can provide you the most comprehensive inventory of aluminum products and can also supply you customized products. Precise quotation will be provided within 24 hours.
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