30KHGSA Steel Supplier, Manufacturer & Exporter in India
Russian Metals is a trusted supplier and exporter of premium-quality 30KHGSA Steel, 30ХГСА Steel, and 30CrMnSiA steel products for aerospace, aviation, automotive, defense, and engineering industries. We supply high strength alloy steel products manufactured according to international and GOST standards to ensure exceptional durability, strength, and long-term performance.
Product Overview of 30KHGSA Steel
30KHGSA Steel is a high-performance chromium manganese silicon steel widely used in aerospace and structural engineering industries. Known for its superior strength, toughness, wear resistance, and excellent heat treatment properties, 30KhGSA steel is ideal for heavy-duty applications requiring durability and fatigue resistance.
30ХГСА Steel is commonly used in aircraft manufacturing, high-load machinery, automotive engineering, and critical industrial components due to its excellent mechanical properties and reliable structural stability. Russian Metals supplies premium GOST 30KHGSA steel products in multiple forms and dimensions to meet industrial requirements worldwide.
- High-strength chromium manganese silicon steel
- Excellent tensile strength and toughness
- Superior fatigue resistance
- Heat treatable for enhanced hardness
- Aerospace and aviation grade material
What is 30KHGSA Steel?
30KHGSA Steel is a Russian structural alloy steel designed for high-strength engineering and aerospace applications. The material contains chromium, manganese, and silicon elements that improve hardness, tensile strength, toughness, and resistance to impact and fatigue.
Also known as 30CrMnSiA steel and 30HGSA steel, this heat treatable alloy steel performs exceptionally well after quenching and tempering treatment. The steel is widely used where high mechanical strength and lightweight structural performance are required.
- High tensile strength
- Excellent fatigue resistance
- Superior toughness
- Good weldability
- Reliable heat treatment performance
- Outstanding wear resistance
Why 30KHGSA Steel Performs in Demanding Applications
This high strength alloy steel provides outstanding tensile strength and mechanical performance for demanding industrial applications. It is widely used as aviation alloy steel for aircraft structures and aerospace engineering components, performs exceptionally during quenching and tempering processes for enhanced hardness and durability, offers long service life under high-load and high-stress operating conditions, and is ideal for structural alloy steel applications requiring excellent fatigue resistance and dimensional stability.
30KHGSA Steel Supply Range
Russian Metals supplies 30KHGSA Alloy Steel in multiple forms for aerospace, aviation, defense, and engineering applications.
Variants of 30KHGSA Steel
Russian Metals supplies multiple variants and customized dimensions of 30KHGSA alloy steel products
Advantages of 30KHGSA 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 operating conditions
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Enhanced fatigue resistance ideal for aerospace and engineering applications exposed to repeated stress cycles
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Long operational life offering reliable long-term performance with reduced maintenance requirements
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High temperature stability maintaining mechanical integrity in elevated temperature environments
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Cost-effective engineering solution suitable for critical industrial applications requiring high performance and reliability
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Good machinability and weldability supporting fabrication, machining, and welding processes efficiently
Where 30KHGSA Steel Is Used
From aircraft structures to high-load machinery, 30KHGSA steel delivers reliable performance.
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Aerospace industry and aviation engineering
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Aircraft structures and high-strength fasteners
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Automotive engineering and industrial machinery
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Heavy engineering equipment and shafts
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Gears and mechanical engineering components
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Defense and military applications
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Structural frameworks and high-load industrial systems
Technical Specifications of 30KHGSA Steel
Complete technical reference for engineers, buyers, and quality assurance teams.
Product Specifications of 30KHGSA Steel
Product details, available forms, usage areas, and supply information.
| Specification | Details |
|---|---|
| Product Name | 30KHGSA Steel (30ХГСА, 30CrMnSiA) |
| Brand | Russian Metals |
| Material Type | Alloy Steel / Structural Steel |
| Grade | 30KHGSA, 30ХГСА, 30CrMnSiA, 30KhGSA, 30HGSA |
| Steel Classification | Russian alloy steel / Chromium manganese silicon steel |
| Available Forms | Round bar, rod, plate, sheet, pipe, tube, forged bar, billet, flat bar, seamless pipe |
| Common Usage | Aerospace, aviation, automotive, defense, 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 4543-71 / Russian material standards |
| Supply Type | Supplier, manufacturer, exporter and stockist |
| Price | 30KHGSA steel price available on request |
| Customization | Available as per drawings, dimensions and application needs |
Chemical & Mechanical Properties of 30KHGSA Steel (30ХГСА)
Certified composition and performance metrics for 30KHGSA chromium manganese silicon alloy steel according to GOST and international standards.
Characteristics of 30KHGSA Steel
| Property | Value |
|---|---|
| Grade | 30KHGSA (30ХГСА) - Chromium Manganese Silicon Steel |
| Classification | Structural alloy steel / Aviation alloy steel |
| Designation | Heat treatable alloy steel for aerospace applications |
Typical Chemical Composition (%) of 30KHGSA (GOST 4543-71)
30KHGSA is a chromium–manganese–silicon alloy steel widely used in structural and engineering applications due to its strength and toughness.
| C (Carbon) | Mn (Manganese) | Si (Silicon) | Cr (Chromium) | Ni (Nickel) | P (Phosphorus) | S (Sulfur) |
|---|---|---|---|---|---|---|
| 0.28 - 0.34 | 0.8 - 1.1 | 0.9 - 1.2 | 0.8 - 1.1 | ≤ 0.30 | ≤ 0.025 | ≤ 0.025 |
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 |
Physical Properties for Grade 30KHGSA (30ХГСА)
| T (°C) | E × 10⁻⁵ (MPa) | α × 10⁶ (1/°C) | λ (W/m·°C) | ρ (kg/m³) | C (J/kg·°C) | R × 10⁹ (Ω·m) |
|---|---|---|---|---|---|---|
| 20 | 2.15 | - | 38 | 7850 | - | 210 |
| 100 | 2.11 | 11.7 | 38 | 7830 | 496 | - |
| 200 | 2.03 | 12.3 | 37 | 7800 | 504 | - |
| 300 | 1.96 | 12.9 | 37 | 7760 | 512 | - |
| 400 | 1.84 | 13.4 | 36 | 7730 | 533 | - |
| 500 | 1.73 | 13.7 | 34 | 7700 | 554 | - |
| 600 | 1.64 | 14 | 33 | 7670 | 584 | - |
| 700 | 1.43 | 14.3 | 31 | - | 622 | - |
| 800 | - | 12.9 | 30 | - | 693 | - |
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 |
Standards & Equivalents
30KHGSA (GOST 4543-71) is a chromium–manganese–silicon alloy steel widely used in structural and engineering applications due to its strength and toughness.
Standards & Equivalents: Complies with GOST 4543-71 standard. Equivalent to several international alloy steel grades.
Mechanical Properties Summary: Tensile Strength (Rm): 980 – 1180 MPa | Yield Strength (Re): ≥ 830 MPa | Elongation (A5): 10 – 13% | Impact Toughness (KCU): ≥ 49 J/cm² | Hardness (HB): 295 – 360 (after heat treatment). These properties make 30KHGSA ideal for high-load and fatigue-resistant components.
Control & Diagnostics of 30KHGSA 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 testing
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Dimensional inspection
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Surface quality inspection
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Heat treatment verification
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Material traceability certification
Each product undergoes rigorous testing to ensure compliance with industrial and GOST standards.
Trusted Partner for 30KHGSA Steel
Premium quality Russian alloy steel materials with global supply capability from India.
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Trusted Russian alloy steel supplier for industrial and engineering sectors
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Wide product availability in 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 30KHGSA Steel from Russian Metals
Russian Metals is your reliable supplier of 30KHGSA Steel, 30ХГСА Steel, and 30CrMnSiA alloy steel products for aerospace, aviation, engineering, and industrial applications. We provide high-quality Russian alloy steel materials with superior mechanical properties, reliable performance, and customized sizing options.
* 30KHGSA (30ХГСА, 30CrMnSiA) - Chromium manganese silicon alloy steel: chemical composition, mechanical properties, physical properties, and equivalent grades for aerospace, aviation, defense, and engineering applications.
Contact Russian Metals today to order premium 30KHGSA round bars, plates, sheets, rods, pipes, tubes, forged bars, billets, and structural alloy steel products for your industrial requirements.