4140 Round Bar exporter in Chandigarh
4140 Round Bar exporter in Chandigarh offers high-quality alloy steel bars known for their excellent strength, toughness, and wear resistance. These bars are manufactured using premium-grade 4140 steel, a chromium-molybdenum alloy that delivers superior mechanical properties, making it ideal for heavy-duty industrial applications. Precision in dimensions and surface finish ensures that the round bars meet stringent international standards, catering to diverse engineering requirements.
These alloy steel bars are typically supplied in various diameters and lengths, with customizable heat treatment options such as annealing, quenching, and tempering to enhance hardness and durability. The dimensional accuracy and consistent chemical composition make them suitable for machining, forging, and fabrication processes. This versatility is crucial for industries seeking reliable raw materials for manufacturing components like shafts, gears, bolts, and automotive parts.
Applications of 4140 alloy bars span across multiple sectors including automotive, aerospace, construction, and heavy machinery. Their high fatigue strength and resistance to impact make them excellent choices for critical components subjected to dynamic loads. Additionally, the corrosion resistance properties provide longevity in harsh environments, which is essential for industrial equipment and structural parts exposed to varying operational conditions.
Export readiness is a key aspect for suppliers in Chandigarh, ensuring that the products comply with international quality certifications and packaging standards. The logistics infrastructure supports timely delivery and secure handling, minimizing risks during transit. Industrial buyers can rely on comprehensive documentation, including material test reports and certification of origin, facilitating smooth customs clearance and import compliance.
Choosing a reputable supplier in this region guarantees access to premium 4140 alloy steel bars that meet global specifications. With a focus on quality assurance, customization, and efficient export services, manufacturers and fabricators can optimize their production processes and maintain high standards in their end products. This makes the alloy bars a strategic choice for businesses aiming to enhance performance and durability in their industrial applications.
Our Approvals | Third Party Inspection
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why 4140 Round Bar exporter in Chandigarh Are Preferred by Global Buyers
- ✔ Factory Pricing: Direct manufacturer rates with bulk stock
- ✔ Certified Quality: ISO & 3rd-party tested, EN 10204 certified
- ✔ Export-Ready: Sea-worthy packaging for on-time delivery
- ✔ Fast RFQs: Quick quotes for custom sizes & quantities
- ✔ 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 Chandigarh
- 2. How to Choose the Right Manufacturer
- 3.Comparison of 4140 Round Bar exporter in Chandigarh
- 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 Chandigarh
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 Chandigarh
| 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 15–20% 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
- ✔ High tensile strength and durability
- ✔ Excellent wear resistance for heavy-duty applications
- ✔ Good machinability for easy processing
- ✔ Versatile material suitable for various industrial applications
- ✔ Heat treatable for enhanced performance
- ✔ Available in various sizes and specifications
Technical Overview of 4140 Round Bar
| Product | Composition | Usage | Standards |
|---|---|---|---|
| 4140 Round Bar | 0.38-0.43% Carbon, 0.75-1.00% Manganese, 0.15-0.25% Silicon, 0.80-1.10% Chromium, 0.15-0.25% Molybdenum | Used in the manufacturing of automotive components, machinery, and structural applications requiring high strength. | ASTM A29, ASTM A322, ASTM A576 |
| 4140 Round Bar | 0.38-0.43% Carbon, 0.75-1.00% Manganese, 0.15-0.25% Silicon, 0.80-1.10% Chromium, 0.15-0.25% Molybdenum | Ideal for applications requiring good wear resistance, toughness, and fatigue strength. | SAE J403, SAE J404 |
| 4140 Round Bar | 0.38-0.43% Carbon, 0.75-1.00% Manganese, 0.15-0.25% Silicon, 0.80-1.10% Chromium, 0.15-0.25% Molybdenum | Commonly used in oil and gas drilling equipment, as well as in heavy machinery. | API 5CT, API 6A |
Specifications Table
| Material | 4140 Steel |
|---|---|
| Grades | 4140, 4140HT |
| Standard | AISI, ASTM |
| Size Range | 1.0" to 12.0" Diameter |
| Length | Up to 20 feet |
| 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 manufacturing gears, shafts, and heavy machinery components. |
| 4140 HT Round Bar | C: 0.40-0.44%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Commonly used for high-strength applications such as automotive parts. |
| 4140 QT Round Bar | C: 0.40-0.44%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Ideal for highly stressed parts that require high strength and toughness. |
| 4140 Alloy Round Bar | C: 0.40-0.44%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Used in high-stress applications, including military and aerospace sectors. |
| 4140 Chrome Moly Round Bar | C: 0.38-0.43%, Mn: 0.75-1.00%, Cr: 0.80-1.10%, Mo: 0.15-0.25% | Suitable for applications requiring high fatigue strength and resistance to wear. |
Available Sizes of 4140 Round Bar (MM)
| Size (MM) | Size (MM) |
|---|---|
| 10 | 20 |
| 25 | 30 |
| 35 | 40 |
| 45 | 50 |
| 60 | 70 |
| 80 | 90 |
| 100 | 110 |
| 120 | 130 |
| 140 | 150 |
| 160 | 170 |
Chemical Properties of 4140 Round Bar
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.38 - 0.43 |
| Manganese (Mn) | 0.75 - 1.00 |
| Phosphorus (P) | 0.04 max |
| Sulfur (S) | 0.04 max |
| Chromium (Cr) | 0.80 - 1.10 |
| Molybdenum (Mo) | 0.15 - 0.25 |
| Silicon (Si) | 0.15 - 0.40 |
| Iron (Fe) | Balance |
Mechanical Properties of 4140 Round Bar
| Property | Value |
|---|---|
| Tensile Strength | 655 MPa (95 ksi) |
| Yield Strength | 415 MPa (60 ksi) |
| Elongation | 15% |
| Hardness | 28-32 HRC |
| Modulus of Elasticity | 210 GPa (30 x 10^6 psi) |
4140 Round Bar – Physical & Thermal Properties
Density of 4140 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.85 g/cm³ | 0.284 lb/in³ |
Melting Point of 4140 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1420 - 1540 °C | 2600 - 2800 °F |
Specific Heat of 4140 Round Bar
| Specific Heat of 4140 Round Bar | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 460 | 25 - 100 | Annealed |
| 500 | 100 - 400 | Tempered |
| 600 | 400 - 800 | Normalized |
Electrical Resistivity of 4140 Round Bar
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 75 | 20 | Cold Drawn |
| 78 | 100 | |
| 80 | 200 | |
| 82 | 300 | |
| 85 | 400 | |
Equivalent of 4140 Round Bar
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| AISI | 42CrMo4 | 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. This process involves heating the steel to a temperature of approximately 850-900°C and holding it at that temperature for a specific duration, followed by slow cooling in a furnace. This treatment enhances the uniformity of the microstructure and reduces hardness, making subsequent machining operations easier.
Forging
Forging of 4140 round bars is typically conducted at temperatures between 1100-1250°C. This process improves the mechanical properties of the steel by refining its grain structure, resulting in enhanced strength and toughness. The forged bars are then allowed to cool in air or through controlled cooling methods, depending on the desired properties.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 830-860 | Oil or Water | To increase hardness and strength |
| Tempering | 400-700 | Air | To reduce brittleness and improve toughness |
| Stress Relieving | 600-650 | Air | To relieve residual stresses from prior machining or forming |
The combination of these processes ensures that 4140 round bars meet the stringent requirements for various industrial applications, providing excellent performance and reliability.
Various Types
4140 Alloy Steel Round Bar
- Diameter: 20mm to 300mm
- Condition: Cold Drawn, Hot Rolled
- Applications: Automotive components, machinery parts, structural applications
4140 Steel Forged Round Bar
- Diameter: 25mm to 200mm
- Condition: Forged
- Applications: Heavy-duty equipment, shafts, axles
4140 Heat Treated Round Bar
- Diameter: 15mm to 250mm
- Condition: Heat Treated
- Applications: High-stress applications, tooling, and dies
4140 Cold Drawn Round Bar
- Diameter: 10mm to 150mm
- Condition: Cold Drawn
- Applications: Precision machining, automotive parts
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 – $3.00 | ₹205 – ₹250 |
| 4140 Round Bar | 6 mm | $2.40 – $2.90 | ₹198 – ₹240 |
| 4140 Round Bar | 10 mm | $2.30 – $2.80 | ₹190 – ₹230 |
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: 25–100 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.
- ✔ Chemical composition testing
- ✔ Mechanical tests such as tensile and hardness
- ✔ Dimensional inspection as per standard tolerances
- ✔ PMI, ultrasonic, and visual inspection (if required)
- ✔ EN 10204 3.1 / 3.2 test certificates
- ✔ Third-party inspection by SGS, TUV, BV, or Lloyd’s
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 Chandigarh
- Alloy Steel 4140 Round Bar manufacturers
- 4140 Round Bar price in Chandigarh
- 4140 Steel Round Bar specifications
- 4140 Round Bar applications and uses
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.
- ✔ 50+ years of industry experience in alloy steel and round bar manufacturing
- ✔ Specialized in 4140, EN19, and 42CrMo4 high-performance round bars
- ✔ ISO certified and TUV approved quality standards
- ✔ Strict quality testing including ultrasonic and chemical analysis
- ✔ Premium raw material sourcing from SAIL and JSW
- ✔ Advanced manufacturing infrastructure with modern machinery
- ✔ Custom-engineered solutions as per drawings and specifications
- ✔ Global export capability with reliable delivery
- ✔ 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.