AISI 4340 Round Bar exporter in Saudi Arabia
AISI 4340 Round Bar exporter in Saudi Arabia plays a crucial role in supplying high-strength alloy steel bars known for their excellent mechanical properties and versatility. These bars are manufactured from AISI 4340 steel, a nickel-chromium-molybdenum alloy renowned for its toughness, fatigue resistance, and ability to withstand high stress and strain. This makes the round bars ideal for critical industrial applications requiring durability and reliability.
The product typically features precise dimensions and tight tolerances, ensuring compatibility with various machining and fabrication processes. AISI 4340 round bars are available in multiple diameters and lengths to meet diverse client specifications. Heat treatment processes, such as quenching and tempering, are commonly applied to enhance hardness and tensile strength, making these bars suitable for demanding environments.
Industries such as aerospace, automotive, oil and gas, and heavy machinery rely heavily on these alloy steel bars for components like gears, shafts, crankshafts, and fasteners. Their high fatigue strength and resistance to wear and corrosion make them indispensable in manufacturing parts that undergo cyclic loads and harsh operating conditions. The materialβs weldability and machinability further contribute to its widespread industrial use.
Export readiness is a key consideration for suppliers in Saudi Arabia, who ensure that all shipments comply with international standards and certifications. This includes proper documentation, quality assurance tests, and packaging designed to protect the bars during transit. Reliable logistics and timely delivery are prioritized to meet the stringent demands of global industrial buyers.
Choosing a reputable supplier of AISI 4340 alloy steel round bars in Saudi Arabia guarantees access to premium quality materials that support high-performance applications. Industrial buyers benefit from consistent product quality, technical support, and the assurance that their supply chain requirements will be efficiently managed for seamless project execution.
Our Approvals | Third Party Inspection
Lead Time
2β7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why AISI 4340 Round Bar exporter in Saudi Arabia Are Preferred by Global Buyers
- β Factory Pricing: Direct manufacturer rates with bulk stock
- β Certified Quality: ISO & 3rd-party tested, EN 10204 certified
- β Export-Ready: Sea-worthy packaging for on-time delivery
- β Fast RFQs: Quick quotes for custom sizes & quantities
- β Traceability: 100% heat number tracking from raw material to finished product
Trusted by industries like oil & gas, petrochemicals, power, marine, and heavy engineering.
- Manufacturing Capacity: 500 MT / Month
- Export Experience: 50+ Years
- Countries Served: 50+
- Annual Export Volume: 5,500 MT
Table of Contents
- 1. What is AISI 4340 Round Bar exporter in Saudi Arabia
- 2. How to Choose the Right Manufacturer
- 3.Comparison of AISI 4340 Round Bar exporter in Saudi Arabia
- 4. Why Global Buyers Source from Super Metal Manufacturing Co.
- 5. Features
- 6. Technical Overview
- 7. Specifications
- 8. Available Grades
- 9. Available Sizes
- 10. Chemical Properties
- 11. Mechanical Properties
- 12. Physical & Thermal Properties
- 13. Electrical Resistivity
- 14. Equivalent Grades
- 15. Manufacturing Process & Heat Treatment
- 16. Various Types
- 17. Applications & Uses
- 18. Industries We Serve
- 19. Latest Price List
- 20. MOQ & Payment Terms
- 21.Export Packaging & Shipping
- 22. Cities We Supply in India
- 23. Countries We Export Worldwide
- 24. Our Certifications
- 25. Quality Inspection & Testing
- 26. Our Other Product Types
- 27. People Also Search For
- 28. Frequently Asked Questions
- 29. About Super Metal Manufacturing Co.
How to Choose the Right AISI 4340 Round Bar exporter in Saudi Arabia
India is home to hundreds of manufacturers ranging from small job shops to large ISO-certified exporters. International and domestic buyers typically evaluate manufacturers based on quality compliance, production capacity, export experience, and pricing transparency.
- Certification & international standards (ASME, ASTM, EN)
- Manufacturing capability vs trading activity
- Export documentation & inspection support
- Stock availability & lead time reliability
- Past supply experience in oil & gas, EPC & heavy industries
Comparison Factors Among AISI 4340 Round Bar exporter in Saudi Arabia
| Evaluation Factor | Small Local Suppliers | Trading Companies | ISO-Certified Manufacturers |
|---|---|---|---|
| Manufacturing Control | Limited | None | Full in-house / audited partners |
| International Standards | Basic | Depends on source | ASME / ASTM / EN |
| Inspection & MTCs | Limited | Inconsistent | EN 10204 3.1 / 3.2 |
| Export Experience | Low | Medium | 50+ countries |
| Risk for EPC Projects | High | Medium | Low |
International buyers typically prefer ISO-certified manufacturers for large-scale or critical applications due to better quality control, documentation, and lower project risk.
Why Global Buyers Choose Super Metal Manufacturing Co.
Super Metal Manufacturing Co. is a trusted ISO 9001:2015 certified manufacturer and global exporter of ferro alloys and metal products, supplying consistent, high-quality materials to customers across USA, UK, Europe, Middle East, Africa, and Asia-Pacific. Our focus on quality assurance, cost efficiency, and on-time delivery makes us a preferred sourcing partner for international buyers.
| Key Advantage | Buyer Benefit |
|---|---|
| ISO 9001:2015 Certified Manufacturing | Consistent quality with documented QA systems and process control |
| ASME / ASTM / EN Compliant Products | Globally accepted standards with EN 10204 3.1 / 3.2 MTCs |
| Lower Manufacturing & Sourcing Costs | Save up to 15β20% compared to European suppliers |
| Favorable Exchange Rate Advantage | Reduced landed cost for international importers |
| In-House Testing & Inspection Facilities | Strict chemical, mechanical & dimensional quality checks |
| Bulk Stock & High Production Capacity | Fast order fulfillment and stable supply for large projects |
| Custom Sizes & Drawing-Based Manufacturing | Products manufactured exactly to buyer specifications |
| Export-Grade Packaging & Global Logistics | Sea-worthy packing, palletization & worldwide shipping support |
| Faster Global Shipping Routes | Optimized logistics for Middle East, Africa & Southeast Asia |
| Technical & After-Sales Support | Project assistance, documentation & responsive RFQ handling |
| Trusted by Global Steel & EPC Companies | Proven export experience across 50+ countries |
Features of AISI 4340 Round Bar
- β High tensile strength and toughness
- β Excellent fatigue resistance
- β Superior hardenability and wear resistance
- β Versatile for various industrial applications
- β Easily machinable and weldable
- β Available in various sizes and finishes
Technical Overview of AISI 4340 Round Bar
| Product | Composition | Usage | Standards |
|---|---|---|---|
| AISI 4340 Round Bar | Carbon (0.38-0.43%), Manganese (0.60-0.90%), Phosphorus (max 0.04%), Sulfur (max 0.05%), Chromium (0.70-0.90%), Nickel (1.65-2.00%), Molybdenum (0.15-0.25%) | Used in high-stress applications, such as gears, shafts, and aircraft components. | ASTM A29, ASTM A572 |
| AISI 4340 Round Bar | Carbon (0.38-0.43%), Manganese (0.60-0.90%), Phosphorus (max 0.04%), Sulfur (max 0.05%), Chromium (0.70-0.90%), Nickel (1.65-2.00%), Molybdenum (0.15-0.25%) | Ideal for manufacturing high-strength components in automotive and aerospace industries. | AMS 6414, SAE J403 |
| AISI 4340 Round Bar | Carbon (0.38-0.43%), Manganese (0.60-0.90%), Phosphorus (max 0.04%), Sulfur (max 0.05%), Chromium (0.70-0.90%), Nickel (1.65-2.00%), Molybdenum (0.15-0.25%) | Commonly used in the production of heavy-duty machinery and tools. | ISO 683-1, ASTM A304 |
Specifications Table
| Material | AISI 4340 |
|---|---|
| Grades | Alloy Steel |
| Standard | ASTM A29/A29M |
| Size Range | 10 mm to 300 mm diameter |
| Length | Up to 6 meters |
| Form | Round Bar |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| AISI 4340 Round Bar | C: 0.38-0.43%, Mn: 0.60-0.90%, Si: 0.15-0.40%, Cr: 0.70-0.90%, Ni: 1.50-1.80%, Mo: 0.20-0.30% | Used in structural applications, heavy-duty machinery, and automotive components. |
| AISI 4340 Round Bar | C: 0.38-0.43%, Mn: 0.60-0.90%, Si: 0.15-0.40%, Cr: 0.70-0.90%, Ni: 1.50-1.80%, Mo: 0.20-0.30% | Ideal for making gears, shafts, and other high-stress components. |
| AISI 4340 Round Bar | C: 0.38-0.43%, Mn: 0.60-0.90%, Si: 0.15-0.40%, Cr: 0.70-0.90%, Ni: 1.50-1.80%, Mo: 0.20-0.30% | Commonly used in the aerospace industry for aircraft components. |
| AISI 4340 Round Bar | C: 0.38-0.43%, Mn: 0.60-0.90%, Si: 0.15-0.40%, Cr: 0.70-0.90%, Ni: 1.50-1.80%, Mo: 0.20-0.30% | Suitable for manufacturing high-strength fasteners and bolts. |
| AISI 4340 Round Bar | C: 0.38-0.43%, Mn: 0.60-0.90%, Si: 0.15-0.40%, Cr: 0.70-0.90%, Ni: 1.50-1.80%, Mo: 0.20-0.30% | Used in oil and gas industry for drill components and tubing. |
Available Sizes of AISI 4340 Round Bar (MM)
| Size (MM) | Size (MM) |
|---|---|
| 20 | 25 |
| 30 | 35 |
| 40 | 45 |
| 50 | 55 |
| 60 | 65 |
| 70 | 75 |
| 80 | 90 |
| 100 | 110 |
| 120 | 125 |
| 150 | 160 |
Chemical Properties of AISI 4340
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.38 - 0.43 |
| Manganese (Mn) | 0.60 - 0.90 |
| Silicon (Si) | 0.15 - 0.40 |
| Chromium (Cr) | 0.70 - 0.90 |
| Nickel (Ni) | 1.65 - 2.00 |
| Molybdenum (Mo) | 0.15 - 0.25 |
| Phosphorus (P) | 0.035 max |
| Sulfur (S) | 0.040 max |
Mechanical Properties of AISI 4340 Round Bar
| Property | Value |
|---|---|
| Tensile Strength | 1080 MPa (156 ksi) |
| Yield Strength | 930 MPa (135 ksi) |
| Elongation | 15% |
| Hardness | 28-34 HRC |
| Modulus of Elasticity | 210 GPa (30.5 x 106 psi) |
AISI 4340 Round Bar β Physical & Thermal Properties
Density of AISI 4340 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.85 g/cmΒ³ | 0.284 lb/inΒ³ |
Melting Point of AISI 4340 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1425 - 1450 Β°C | 2600 - 2642 Β°F |
Specific Heat of AISI 4340 Round Bar
| Specific Heat of AISI 4340 Round Bar | ||
|---|---|---|
| Specific Heat (J/kgΒ·K) | Temperature Range (Β°C) | Condition |
| 502 | 20 - 100 | Room Temperature |
| 480 | 100 - 500 | Heating |
| 460 | 500 - 800 | High Temperature |
Electrical Resistivity of AISI 4340 Round Bar
| Electrical Resistivity | ||
|---|---|---|
| Value (¡Ω·m) | Temperature (°C) | Treatment or Condition |
| 75 | 20 | Normalized |
| 78 | 100 | |
| 80 | 200 | |
| 82 | 300 | |
| 85 | 400 | |
Equivalent of AISI 4340
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A29 | 34CrNiMo6 | G43400 |
| SAE J403 | 34CrNiMo6 | G43400 |
Manufacturing Process & Heat Treatment of AISI 4340
Annealing
Annealing of AISI 4340 steel involves heating the material to a temperature of approximately 750-800Β°C, followed by a slow cooling process. This treatment helps to relieve internal stresses, improve ductility, and enhance machinability, making it easier to work with during subsequent manufacturing processes.
Forging
The forging process for AISI 4340 typically occurs at temperatures ranging from 1100-1200Β°C. The hot steel is shaped into round bars using hammers or presses, which increases the strength and toughness of the material by refining its grain structure. This process is crucial for producing high-performance components.
Hardening & Tempering
| Process | Temperature Range (Β°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 850-900 | Oil | To increase hardness and strength |
| Tempering | 400-600 | Air | To reduce brittleness and improve toughness |
| Quenching | Above 800 | Water/Oil | To achieve desired mechanical properties |
The combination of these processes ensures that AISI 4340 round bars possess the necessary mechanical properties for demanding applications in various industries, including automotive and aerospace.
Various Types
AISI 4340 Round Bar - Standard
- Diameter: 20mm to 300mm
- Condition: Hot Rolled, Cold Drawn
- Applications: Aerospace, Automotive, Heavy Machinery
AISI 4340 Round Bar - High Strength
- Diameter: 25mm to 200mm
- Condition: Quenched and Tempered
- Applications: Tooling, Structural Components
AISI 4340 Round Bar - Pre-Hard
- Diameter: 15mm to 150mm
- Condition: Pre-Hardened
- Applications: Gear Manufacturing, Shafts
AISI 4340 Round Bar - Custom Sizes
- Diameter: Custom dimensions available
- Condition: Custom heat treatment
- Applications: Specialized engineering projects
Applications & Uses
- Oil & Gas Industry
- Petrochemical Plants
- Water Treatment Plants
- Pharmaceutical Industry
- Food & Beverage Industry
- Automobile Industry
Industries We Serve
Our alloys are widely used across:
- Steel Plants
- Foundries & Casting Units
- Automobile Industry
- Shipbuilding & Marine
- Oil & Gas
- Engineering Components
- Heavy Industrial Machinery
latest Price List of AISI 4340 Round Bar
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| AISI 4340 | 3 mm | $4.50 β $5.00 | βΉ370 β βΉ410 |
| AISI 4340 | 6 mm | $4.30 β $4.80 | βΉ360 β βΉ400 |
| AISI 4340 | 10 mm | $4.20 β $4.70 | βΉ350 β βΉ390 |
Note: Prices are indicative and may vary based on size, quantity, raw material cost, and delivery location. Contact us for the latest quotation for AISI 4340 Round Bar.
MOQ & Payment Terms
Minimum Order Quantity: 25β100 Kg depending on part size and grade.
Payment Terms: Depending On Grade and Quantity Size
Export Packaging & Shipping
- Seaworthy, fumigated wooden crates with waterproof inner lining
- Palletised packing with clear shipping marks and heat number identification
- Container stuffing supervision with loading photographs available on request
Cities We Suppllied In India
| Supply Cities | |||||
|---|---|---|---|---|---|
| Mumbai | Delhi | Pune | Chennai | Hyderabad | Bengaluru |
| Ahmedabad | Rajkot | Coimbatore | Kolkata | Bhopal | Surat |
We exported to 50+ countries worldwide.
| Exported Countries | |||||
|---|---|---|---|---|---|
| USA | UK | UAE | Germany | South Africa | Australia |
| Italy | Canada | Netherlands | Qatar | Saudi Arabia | Malaysia |
Our Certifications
We are a certified manufacturer and exporter, committed to strict quality control and international compliance standards.
Quality Inspection & Testing
At Super Metal Manufacturing Co., all products are checked through strict quality inspection and testing to meet international standards such as ASTM, ASME, EN, and DIN. This ensures consistent quality, accurate dimensions, and full material traceability.
- β Chemical composition testing
- β Mechanical tests such as tensile and hardness
- β Dimensional inspection as per standard tolerances
- β PMI, ultrasonic, and visual inspection (if required)
- β EN 10204 3.1 / 3.2 test certificates
- β Third-party inspection by SGS, TUV, BV, or Lloydβs
Our quality systems support reliable supply for oil & gas, petrochemical, power, marine, and heavy engineering projects.
People Also Search For
- AISI 4340 Steel Suppliers in Saudi Arabia
- AISI 4340 Round Bar Price in Saudi Arabia
- AISI 4340 Round Bar Manufacturers in Saudi Arabia
- AISI 4340 Steel Round Bar Specifications
- AISI 4340 Round Bar Applications
Frequently Asked Questions
About Super Metal Manufacturing Co.
Super Metal Manufacturing Co. is a trusted name in the metal industry since 1965, specializing in the manufacturing and export of high-quality 4140, EN19, and 42CrMo4 round bars. With decades of experience, we have built a strong reputation for delivering precision-engineered, durable, and high-performance steel products to industries worldwide.
Our company is committed to excellence through a robust quality management system and strict quality control at every stage of production. From sourcing premium raw materials from reputed suppliers like SAIL and JSW to final delivery, every product undergoes rigorous testing including tensile testing, bend and rebend tests, chemical analysis, and ultrasonic testing to ensure superior performance and reliability.
We are accredited with ISO 9001 certification and are TUV certified, reflecting our commitment to international quality standards. Our state-of-the-art manufacturing facilities, advanced machinery, and skilled workforce enable us to deliver customized solutions tailored to client requirements.
- β 50+ years of industry experience in alloy steel and round bar manufacturing
- β Specialized in 4140, EN19, and 42CrMo4 high-performance round bars
- β ISO certified and TUV approved quality standards
- β Strict quality testing including ultrasonic and chemical analysis
- β Premium raw material sourcing from SAIL and JSW
- β Advanced manufacturing infrastructure with modern machinery
- β Custom-engineered solutions as per drawings and specifications
- β Global export capability with reliable delivery
- β Trusted by industries for critical and high-performance applications
Our Mission
Our mission is to deliver the highest-quality alloy steel round bars while maintaining excellence in precision, innovation, and customer satisfaction. We aim to empower industries worldwide by providing reliable and durable products that meet evolving manufacturing needs.
Our Vision
Our vision is to become a global leader in the manufacturing and export of premium-quality round bars, recognized for our product excellence, innovation, and commitment to exceeding customer expectations.