4140 Round Bar exporter in Bahrain
4140 Round Bar exporter in Bahrain offers high-quality alloy steel bars known for their exceptional strength, toughness, and wear resistance. These bars are primarily composed of chromium, molybdenum, and manganese, making them ideal for demanding industrial applications. The round bars are manufactured to precise dimensions and heat-treated to enhance mechanical properties, ensuring durability and performance in various engineering projects.
The 4140 alloy steel round bars are widely utilized in the production of automotive parts, machinery components, and heavy equipment. Their excellent fatigue strength and resistance to corrosion make them suitable for shafts, gears, bolts, and other critical components requiring reliability under stress. Additionally, the materialβs machinability and weldability allow for versatile fabrication options, catering to diverse industrial needs.
Suppliers in Bahrain maintain stringent quality control measures to meet international standards such as ASTM A29/A29M and EN specifications. This ensures that the round bars are consistent in chemical composition and mechanical properties, including tensile strength, yield strength, and hardness. Exporters also provide detailed certification and test reports, facilitating smooth customs clearance and compliance with client requirements worldwide.
With a well-established logistics network, the round bars are ready for prompt shipment to global markets. Packaging solutions are designed to protect the material during transit, minimizing the risk of damage. Industrial buyers can benefit from flexible order quantities, competitive pricing, and reliable delivery schedules, making Bahrain a strategic hub for sourcing premium 4140 alloy steel bars.
Our Approvals | Third Party Inspection
Lead Time
2β7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why 4140 Round Bar exporter in Bahrain 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 4140 Round Bar exporter in Bahrain
- 2. How to Choose the Right Manufacturer
- 3.Comparison of 4140 Round Bar exporter in Bahrain
- 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 4140 Round Bar exporter in Bahrain
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 4140 Round Bar exporter in Bahrain
| 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 4140 Round Bar
- β High tensile strength and toughness
- β Excellent wear resistance
- β Good machinability and weldability
- β Suitable for various heat treatment processes
- β Versatile applications in automotive and industrial sectors
- β Available in various diameters and lengths
Technical Overview of 4140 Round Bar
| Product | Composition | Usage | Standards |
|---|---|---|---|
| 4140 Round Bar | Carbon 0.38-0.43%, Chromium 0.8-1.1%, Molybdenum 0.15-0.25% | Used in the manufacture of gears, shafts, and other high-strength components | AISI/ASTM 4140 |
| 4140 Round Bar | Carbon 0.38-0.43%, Chromium 0.8-1.1%, Molybdenum 0.15-0.25% | Ideal for heavy-duty applications requiring high tensile strength and toughness | SAE J403 |
| 4140 Round Bar | Carbon 0.38-0.43%, Chromium 0.8-1.1%, Molybdenum 0.15-0.25% | Commonly used in the oil and gas industry, as well as in automotive manufacturing | ASTM A829 |
Specifications Table
| Material | 4140 Alloy Steel |
|---|---|
| Grades | AISI 4140 |
| Standard | ASTM A829 |
| Size Range | 1.0" to 10.0" Diameter |
| Length | 10 ft to 20 ft |
| Form | Round Bar |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| 4140 Round Bar | C: 0.38-0.43%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Used in the manufacturing of gears, axles, and heavy machinery components. |
| 4140 HT Round Bar | C: 0.38-0.43%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Ideal for high-stress applications requiring toughness and wear resistance. |
| 4140 QT Round Bar | C: 0.38-0.43%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Best suited for applications requiring high fatigue strength and hardness. |
| 4140 normalized Round Bar | C: 0.38-0.43%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Commonly used in structural applications and when improved machinability is needed. |
| 4140 alloy Round Bar | C: 0.38-0.43%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Utilized in the production of aircraft landing gear and other high-performance components. |
Available Sizes of 4140 Round Bar (MM)
| Size (MM) | Size (MM) |
|---|---|
| 20 | 25 |
| 30 | 35 |
| 40 | 45 |
| 50 | 55 |
| 60 | 65 |
| 70 | 75 |
| 80 | 90 |
| 100 | 110 |
| 120 | 130 |
| 140 | 150 |
Chemical Properties of 4140 Round Bar
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.38 - 0.43 |
| Manganese (Mn) | 0.75 - 1.00 |
| Chromium (Cr) | 0.80 - 1.10 |
| Molybdenum (Mo) | 0.15 - 0.25 |
| Silicon (Si) | 0.15 - 0.40 |
| Phosphorus (P) | β€ 0.035 |
| Sulfur (S) | β€ 0.040 |
| Iron (Fe) | Balance |
Mechanical Properties of 4140 Round Bar
| Property | Value |
|---|---|
| Tensile Strength | 655 MPa (95 ksi) |
| Yield Strength | 415 MPa (60 ksi) |
| Elongation | 21% |
| Reduction of Area | 60% |
| Hardness | 28-34 HRC |
4140 Round Bar β Physical & Thermal Properties
Density of 4140 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Density | 7,850 kg/mΒ³ | 490 lb/ftΒ³ |
Melting Point of 4140 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1,540 Β°C | 2,804 Β°F |
Specific Heat of 4140 Round Bar
| Specific Heat of 4140 Round Bar | ||
|---|---|---|
| Specific Heat (J/kgΒ·K) | Temperature Range (Β°C) | Condition |
| 460 | 20 - 100 | Annealed |
| 420 | 100 - 400 | Tempered |
| 390 | 400 - 600 | Hardened |
Electrical Resistivity of 4140 Round Bar
| Electrical Resistivity | ||
|---|---|---|
| Value (¡Ω·m) | Temperature (°C) | Treatment or Condition |
| 70.0 | 20 | Quenched and Tempered |
| 75.0 | 100 | |
| 80.0 | 200 | |
| 85.0 | 300 | |
| 90.0 | 400 | |
Equivalent of 4140 Round Bar
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| AISI | 1.7225 | G41400 |
| ASTM | 4140 | G41400 |
Manufacturing Process & Heat Treatment of 4140 Round Bar
Annealing
Annealing of 4140 round bars is performed to relieve internal stresses and improve machinability. The bars are heated to a temperature range of 850-900Β°C, followed by slow cooling in the furnace. This process enhances the ductility and toughness of the material, making it easier to work with in subsequent manufacturing processes.
Forging
Forging of 4140 round bars involves heating the material to a temperature between 1000-1200Β°C and then shaping it using mechanical or hydraulic presses. This method improves the grain structure and mechanical properties of the steel, resulting in a stronger and more durable product. Forging is essential for ensuring uniformity and consistency in the final product.
Hardening & Tempering
| Process | Temperature Range (Β°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 840-880 | Oil | Increase hardness and strength |
| Tempering | 400-600 | Air | Reduce brittleness and stress |
| Final Tempering | 300-400 | Air | Achieve desired hardness and toughness |
The manufacturing and heat treatment processes for 4140 round bars are critical for ensuring the material meets the required specifications for strength, toughness, and machinability. Proper execution of these processes enhances the performance of the final product in various industrial applications.
Various Types
4140 Round Bar - Standard
- Diameter: 20mm to 300mm
- Condition: Hot Rolled, Cold Drawn
- Applications: Machinery, Automotive Parts, Structural Components
4140 Round Bar - Alloyed
- Diameter: 25mm to 150mm
- Condition: Quenched, Tempered
- Applications: Tooling, Heavy Equipment, Oil and Gas
4140 Round Bar - Custom Sizes
- Diameter: Customizable
- Condition: Annealed, Normalized
- Applications: Custom Engineering Solutions, Aerospace
4140 Round Bar - High Strength
- Diameter: 30mm to 200mm
- Condition: Heat Treated
- Applications: Aerospace, Defense, High-Performance Applications
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 4140 Round Bar
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| 4140 Round Bar | 3 mm | $2.50 β $3.00 | βΉ207 β βΉ248 |
| 4140 Round Bar | 6 mm | $2.40 β $2.90 | βΉ199 β βΉ241 |
| 4140 Round Bar | 10 mm | $2.30 β $2.80 | βΉ192 β βΉ232 |
Note: Prices are indicative and may vary based on size, quantity, raw material cost, and delivery location. Contact us for the latest quotation for 4140 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
- 4140 Steel Round Bar Suppliers in Bahrain
- 4140 Alloy Steel Round Bar Price in Bahrain
- 4140 Round Bar Manufacturers in Bahrain
- 4140 Steel Round Bar Exporters in Middle East
- 4140 Round Bar Specifications and Standards
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.