30KHGSN2A Steel Supplier, Manufacturer & Exporter in India
Russian Metals is a trusted supplier and exporter of high-quality 30KHGSN2A Steel, 30ХГСН2А Steel, and Russian alloy steel products for aerospace, aviation, automotive, defense, and engineering industries. We supply premium structural alloy steel products manufactured according to GOST standards for high-strength industrial applications.
Product Overview of 30KHGSN2A Steel
30KHGSN2A Steel is a high tensile nickel chromium manganese steel widely used in aviation, aerospace, and engineering applications. This aerospace alloy steel is known for its exceptional strength, toughness, fatigue resistance, and excellent heat treatment performance.
Also known as 30KhGSN2A steel and 30HGSN2A steel, this aircraft grade alloy steel delivers reliable structural stability and superior mechanical properties under high-stress operating conditions. Russian Metals supplies premium GOST 30KHGSN2A steel products in multiple dimensions and specifications for industrial and aerospace applications.
- High tensile nickel chromium manganese steel
- Exceptional strength and toughness
- Superior fatigue resistance
- Heat treatable for enhanced hardness
- Aerospace and aviation grade material
What is 30KHGSN2A Steel?
30KHGSN2A Steel is a Russian structural alloy steel containing nickel, chromium, manganese, and silicon elements that enhance hardness, strength, impact resistance, and fatigue performance. This heat treatable alloy steel is specifically engineered for aerospace and aviation structural applications requiring high tensile strength and lightweight durability.
30ХГСН2А Steel performs exceptionally well after quenching and tempering treatment, making it suitable for aircraft structures, critical mechanical components, and heavy-duty engineering systems.
- High tensile strength
- Excellent fatigue resistance
- Superior toughness
- Outstanding wear resistance
- Good weldability
- Reliable heat treatment capability
Why 30KHGSN2A Steel Performs in Demanding Applications
This high strength alloy steel provides exceptional mechanical strength and long-term durability, is widely used in aerospace engineering and aviation structural steel applications, performs efficiently during quenching and tempering processes for enhanced hardness and strength, is designed for critical applications exposed to repeated stress and heavy operational loads, and is ideal for structural alloy steel applications requiring high performance and dimensional accuracy.
30KHGSN2A Steel Supply Range
Russian Metals supplies 30KHGSN2A Alloy Steel in multiple forms for aerospace, aviation, defense, and engineering applications.
Variants of 30KHGSN2A Steel
Russian Metals supplies multiple variants and customized dimensions of 30KHGSN2A alloy steel products
Advantages of 30KHGSN2A Steel
Engineered for aerospace and industrial applications where high strength, fatigue resistance, and durability are critical.
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Exceptional mechanical properties providing high hardness, strength, and durability under extreme operational conditions
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Enhanced fatigue resistance ideal for aerospace and aircraft applications exposed to continuous stress cycles
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Long service life offering reliable long-term industrial performance with reduced maintenance
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High temperature stability maintaining mechanical integrity during elevated temperature operations
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Cost-effective engineering solution suitable for demanding engineering applications requiring reliable structural performance
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Good machinability and weldability supporting efficient machining, fabrication, and welding operations
Where 30KHGSN2A Steel Is Used
From aircraft structures to high-load machinery, 30KHGSN2A steel delivers reliable performance.
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Aerospace industry and aviation engineering
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Aircraft structures and defense systems
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Automotive engineering and industrial machinery
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Mechanical engineering components and high-strength shafts
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Gears and fasteners
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Structural frameworks and heavy engineering equipment
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High-load industrial applications
Applications of 30KHGSN2A
Aerospace & Defense: Engine shafts, compressor blades, pins, levers, fasteners operating to ~200 °C.
Powertrain & Heavy Machinery: Gears, axles, spindles, tie-rods, bolts/screws for shock/impact service.
Oil & Gas / General Engineering: High-load connectors, wear-prone parts, precision components requiring high strength with toughness.
The high yield strength and toughness make 30KHGSN2A ideal where weight reduction and safety margins are both critical.
Technical Specifications of 30KHGSN2A Steel
Complete technical reference for engineers, buyers, and quality assurance teams.
Product Specifications of 30KHGSN2A Steel
Product details, available forms, usage areas, and supply information.
| Specification | Details |
|---|---|
| Product Name | 30KHGSN2A Steel (30ХГСН2А, 30KhGSN2A, 30HGSN2A) |
| Brand | Russian Metals |
| Material Type | Alloy Steel / Structural Steel |
| Grade | 30KHGSN2A, 30ХГСН2А, 30KhGSN2A, 30HGSN2A |
| Steel Classification | Russian alloy steel / Nickel chromium manganese steel / High tensile steel grade |
| Available Forms | Round bar, rod, plate, sheet, pipe, tube, forged bar, billet, flat bar, seamless pipe |
| Common Usage | Aerospace, aviation, defense, automotive, industrial machinery, heavy engineering |
| Surface Finish | Bright, polished, mill finish as required |
| Shape Options | Round, flat, forged, custom engineering components |
| Size Options | Custom sizes available as per requirement |
| Heat Treatment Condition | Annealed / Normalized / Quenched and tempered |
| Standard | GOST / Russian material standards |
| Supply Type | Supplier, manufacturer, exporter and stockist |
| Price | 30KHGSN2A steel price available on request |
| Customization | Available as per drawings, dimensions and application needs |
Chemical & Mechanical Properties of 30KHGSN2A Steel
Certified composition and performance metrics for 30KHGSN2A nickel chromium manganese alloy steel according to GOST and international standards.
Characteristics of 30KHGSN2A Steel
| Property | Value |
|---|---|
| Grade | 30KHGSN2A (30ХГСН2А) - Nickel Chromium Manganese Steel |
| Classification | Structural alloy steel / Aerospace alloy steel |
| Designation | Heat treatable high tensile steel for aviation applications |
Chemical Composition in % for Grade 30KHGSA (30ХГСА)
| C | Si | Mn | Ni | S | P | Cr | Cu |
|---|---|---|---|---|---|---|---|
| 0.28 - 0.34 | 0.9 - 1.2 | 0.8 - 1.1 | max 0.3 | max 0.025 | max 0.025 | 0.8 - 1.1 | max 0.3 |
Chemical Composition (Typical Range, %) - 30KHGSN2A
Vacuum-degassed (VD) and low-S/P '-Sh' variants are available for enhanced cleanliness and toughness (e.g., 30HGSN2A-VD, 30HGSN2A-Sh).
| Grade | C | Mn | Si | Cr | Ni | P (max) | S (max) | Mo (max) | V (max) | Cu (max) |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.27–0.34 | 1.0–1.3 | 0.9–1.2 | 0.9–1.2 | 1.4–1.8 | 0.030 | 0.025 | 0.11 | 0.05 | 0.30 |
Temperature of Critical Points for Grade 30KHGSA (30ХГСА)
| Ac1 (°C) | Ac3 / Acm (°C) | Ar3 / Arcm (°C) | Ar1 (°C) | Mn = 352 |
|---|---|---|---|---|
| 760 | 830 | 705 | 670 | 352 |
Mechanical Properties at 20°C for Grade 30KHGSA (30ХГСА)
| Assortment | Dimension (mm) | Direct. | σB (MPa) | σT (MPa) | δ5 (%) | ψ (%) | KCU (kJ/m²) | Heat treatment |
|---|---|---|---|---|---|---|---|---|
| Pipe, GOST 8731-87 | - | - | 686 | - | 11 | - | - | - |
| Pipe cooling strain, GOST 8733-74 | - | - | 491 | - | 18 | - | - | - |
| Bar, GOST 4543-71 | Ø 25 | - | 1080 | 830 | 10 | 45 | 490 | Quenching 880°C, oil, Drawing 540°C, water |
| Sheet trick, GOST 11269-76 | - | - | 490-740 | - | 20 | - | - | Normalizing |
| Sheet trick, GOST 11269-76 | - | - | 1080 | - | 9 | - | 490 | Quenching and drawing |
| Sheet thin, GOST 11268-76 | - | - | 490-740 | - | 20 | - | - | Normalizing |
| Sheet thin, GOST 11268-76 | - | - | 1080 | - | 10 | - | - | Quenching and drawing |
Brinell Hardness for 30KHGSA (30ХГСА)
| Condition / Standard | HB 10⁻¹ (MPa) |
|---|---|
| Annealing, GOST 4543-71 | 229 |
| Pipe, GOST 8733-74 | 229 |
| Bar, GOST 10702-78 | 217 |
| Normalize, Sheet trick GOST 11269-76 | 156 - 217 |
Technological Properties for Grade 30KHGSA (30ХГСА)
| Property | Value |
|---|---|
| Weldability | limited weldability |
| Flakes | predisposed |
| Temper brittleness | predisposed |
Mechanical Properties (After Heat Treatment, Indicative)
Bars / Forgings (Quenched & Tempered): UTS (Rm): ≥ 1,570–1,620 MPa | YS (Re): ≥ 1,370 MPa | Elongation (A5): ≥ 9% | Reduction of Area (Z): ≥ 45% | Impact Energy (KCU/KU2): ≥ 59 J | Hardness: typically > 450 HB at peak strength. Plates / Sheets (Heat-Treated): UTS: ≥ 1,570 MPa | A5: ≥ 9% | KCU: ≥ 59 J. Seamless Tubes (Normalized / Tempered): UTS: ≥ 588 MPa | A5: ≥ 15%
| Product Form | UTS (MPa) | YS (MPa) | A5 (%) | Reduction of Area (%) | Impact Energy (kJ/m²) | Hardness (HB) |
|---|---|---|---|---|---|---|
| Bars / Forgings (Q&T) | 1,570–1,620 | ≥ 1,370 | ≥ 9 | ≥ 45 | ≥ 59 | > 450 |
| Plates / Sheets (HT) | ≥ 1,570 | - | ≥ 9 | - | ≥ 59 | - |
| Seamless Tubes (N/T) | ≥ 588 | - | ≥ 15 | - | - | - |
Heat Treatment Guidance
Result: Very high strength, excellent hardenability, no temper brittleness when processed correctly.
| Process | Temperature / Condition |
|---|---|
| Soft Anneal | 640–680°C (or 840–860°C) → Slow Cool |
| Austenitize / Quench | ~900°C, Oil Quench |
| Temper | 200–300°C (often ~260°C) for Maximum Strength/Toughness Balance |
Weldability & Machining
| Property | Details |
|---|---|
| Weldability | Limited / Generally not recommended. If unavoidable, use controlled procedures, preheat/interpass control, and post-weld heat treatment; consult our team for procedure support. |
| Machining | Good in the annealed state; becomes difficult at high hardness—use rigid setups, sharp tooling, and appropriate cutting fluids. |
Equivalent Steels for Grade 30KHGSA (30ХГСА)
Indicated both exact and nearest equivalents
| Bulgaria (BDS) | Poland (PN) | Czechia (CSN) |
|---|---|---|
| Bulgaria (BDS) | 30ChGSA | |
| Poland (PN) | 30HGS, 30HGSA | |
| Czechia (CSN) | 14331 |
Types of Delivery for Grade 30KHGSA (30ХГСА)
| Code | Description |
|---|---|
| B03 | Metal forming treatment. Forgings |
| В05 | Welding and cutting of metals. Soldering, riveting |
| В22 | Graded and shaped rolling |
| B23 | Sheets and Strips |
| В32 | Graded and shaped rolling |
| B33 | Sheets and Strips |
| В62 | Steel pipes and connecting parts to them |
| В71 | Low-carbon steel wire |
Control & Diagnostics of 30KHGSN2A Steel
Every batch is tested to meet international and GOST industry standards.
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Chemical composition testing
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Mechanical properties testing
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Hardness testing
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Ultrasonic inspection
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Surface quality inspection
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Dimensional verification
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Heat treatment testing
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Material traceability certification
Every product is inspected to ensure compliance with industrial and GOST quality standards.
Trusted Partner for 30KHGSN2A Steel
Premium quality Russian alloy steel materials with global supply capability from India.
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Trusted Russian alloy steel supplier for aerospace and engineering sectors
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Wide product availability in round bars, rods, plates, sheets, tubes, pipes, billets, and forged forms
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Strict quality standards with inspection according to international specifications
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Competitive industrial pricing for bulk and custom requirements
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Custom manufacturing support for custom sizes and engineering components
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Reliable supply and delivery with efficient logistics support
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Strong technical engineering expertise
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Fast global delivery from India
Order 30KHGSN2A Steel from Russian Metals
Russian Metals is your reliable supplier of 30KHGSN2A Steel, 30ХГСН2А Steel, and aerospace alloy steel products for aviation, aerospace, engineering, and industrial applications. We provide premium Russian alloy steel materials with excellent mechanical properties, reliable heat treatment performance, and customized sizing options.
* 30KHGSN2A (30ХГСН2А, 30KhGSN2A, 30HGSN2A) - Nickel chromium manganese alloy steel: chemical composition, mechanical properties, heat treatment guidance, and equivalent grades for aerospace, aviation, defense, and engineering applications.
Contact Russian Metals today to order premium 30KHGSN2A round bars, plates, sheets, rods, pipes, tubes, forged bars, billets, and structural alloy steel products for your industrial requirements.