AISI 4140 Round Bar exporter in Canada
AISI 4140 Round Bar exporter in Canada offers high-quality alloy steel bars known for their excellent strength, toughness, and wear resistance. This versatile material is widely used in various industrial applications due to its balanced mechanical properties and good machinability. The round bar form provides uniformity and precision, making it an ideal choice for manufacturing components that require durability and dimensional stability.
The round bars are typically composed of chromium-molybdenum alloy steel, which enhances their hardenability and fatigue strength. With precise chemical composition and controlled heat treatment processes, these bars meet stringent industry standards such as ASTM A29 and SAE J404. They are available in various diameters and lengths, allowing customization to meet specific engineering requirements for sectors like automotive, aerospace, and heavy machinery.
These alloy steel bars are particularly suited for applications involving gears, shafts, bolts, and other high-stress parts. Their ability to withstand high torque and impact loads makes them indispensable for manufacturing tools and structural components. Additionally, the bars exhibit excellent resistance to abrasion and corrosion when properly treated, extending the service life of critical equipment in demanding environments.
Export readiness is a key aspect when sourcing from Canadian suppliers, ensuring compliance with international quality certifications and timely delivery schedules. The exporters maintain rigorous quality control, including dimensional inspections and mechanical testing, to guarantee product consistency. Logistics capabilities and packaging standards are optimized to protect the bars during transit, making them a reliable source for global industrial buyers seeking premium alloy steel solutions.
Our Approvals | Third Party Inspection
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why AISI 4140 Round Bar exporter in Canada 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 AISI 4140 Round Bar exporter in Canada
- 2. How to Choose the Right Manufacturer
- 3.Comparison of AISI 4140 Round Bar exporter in Canada
- 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 4140 Round Bar exporter in Canada
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 4140 Round Bar exporter in Canada
| 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 AISI 4140 Round Bar
- ✔ High tensile strength for demanding applications
- ✔ Excellent toughness and ductility
- ✔ Superior wear resistance and fatigue strength
- ✔ Versatile for various machining and fabrication processes
- ✔ Can be heat treated for enhanced properties
- ✔ Compliance with international standards for quality assurance
Technical Overview of AISI 4140 Round Bar
| Product | Composition | Usage | Standards |
|---|---|---|---|
| AISI 4140 Round Bar | C: 0.38-0.43%, Cr: 0.90-1.20%, Mo: 0.15-0.25%, Fe: Balance | Used in manufacturing of gears, shafts, and automotive components requiring high strength and toughness. | ASTM A29, ASTM A322 |
| AISI 4140 Round Bar | C: 0.38-0.43%, Cr: 0.90-1.20%, Mo: 0.15-0.25%, Fe: Balance | Commonly utilized in oil and gas, mining, and construction industries due to its high wear resistance. | SAE J403, ASME SA-29 |
| AISI 4140 Round Bar | C: 0.38-0.43%, Cr: 0.90-1.20%, Mo: 0.15-0.25%, Fe: Balance | Ideal for heat-treated applications, providing enhanced mechanical properties. | ISO 683-17, AMS 6349 |
Specifications Table
| Material | AISI 4140 |
|---|---|
| Grades | 4140, 4140HT |
| Standard | ASTM A829 |
| Size Range | 0.5" to 12" diameter |
| Length | Up to 20 feet |
| Form | Round Bar |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| AISI 4140 Round Bar | Carbon: 0.38-0.43%, Chromium: 0.8-1.1%, Molybdenum: 0.15-0.25% | Used in manufacturing automotive parts, crankshafts, and gears. |
| AISI 4140 HT Round Bar | Carbon: 0.38-0.43%, Chromium: 0.8-1.1%, Molybdenum: 0.15-0.25%, Heat Treated | Ideal for high-stress applications, such as structural components and machinery. |
| AISI 4140 QT Round Bar | Carbon: 0.38-0.43%, Chromium: 0.8-1.1%, Molybdenum: 0.15-0.25%, Quenched & Tempered | Used for parts requiring high tensile strength and toughness, like axles and shafts. |
| AISI 4140 Pre-Hardened Round Bar | Carbon: 0.38-0.43%, Chromium: 0.8-1.1%, Molybdenum: 0.15-0.25%, Pre-Hardened | Commonly used for tooling, dies, and high-strength fixtures. |
| AISI 4140 Low-Sulfur Round Bar | Carbon: 0.38-0.43%, Chromium: 0.8-1.1%, Molybdenum: 0.15-0.25%, Low-Sulfur | Preferred for applications requiring improved fatigue resistance and machinability. |
Available Sizes of AISI 4140 Round Bar (MM)
| Size (MM) | Size (MM) |
|---|---|
| 10 | 20 |
| 25 | 30 |
| 35 | 40 |
| 45 | 50 |
| 55 | 60 |
| 65 | 70 |
| 75 | 80 |
| 90 | 100 |
| 110 | 120 |
| 130 | 140 |
Chemical Properties of AISI 4140
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.38 - 0.43 |
| Manganese (Mn) | 0.75 - 1.00 |
| Silicon (Si) | 0.15 - 0.40 |
| Chromium (Cr) | 0.80 - 1.10 |
| Molybdenum (Mo) | 0.15 - 0.25 |
| Phosphorus (P) | ≤ 0.04 |
| Sulfur (S) | ≤ 0.04 |
| Iron (Fe) | Balance |
Mechanical Properties of AISI 4140
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 655 |
| Yield Strength (MPa) | 415 |
| Elongation (%) | 20 |
| Hardness (HB) | 207 |
| Modulus of Elasticity (GPa) | 210 |
AISI 4140 Round Bar – Physical & Thermal Properties
Density of AISI 4140 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.85 g/cm³ | 0.284 lb/in³ |
Melting Point of AISI 4140 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1420 - 1540 °C | 2600 - 2800 °F |
Specific Heat of AISI 4140 Round Bar
| Specific Heat of AISI 4140 Round Bar | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 480 | 20 - 100 | Annealed |
| 460 | 100 - 400 | Tempered |
| 440 | 400 - 600 | Hardened |
Electrical Resistivity of AISI 4140 Round Bar
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 75 | 20 | Normalized |
| 80 | 100 | |
| 85 | 200 | |
| 90 | 300 | |
| 95 | 400 | |
Equivalent of AISI 4140
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A29 | 1.7225 | G41400 |
| SAE J403 | 4140 | G41400 |
Manufacturing Process & Heat Treatment of AISI 4140 Round Bar
Annealing
Annealing of AISI 4140 round bars is performed to relieve internal stresses and improve machinability. The material is heated to a temperature range of 850-900°C and held for a specific duration before cooling slowly in the furnace. This process refines the grain structure, enhancing the overall ductility and toughness of the steel.
Forging
The forging process for AISI 4140 involves heating the steel to a temperature range of approximately 1100-1250°C. The heated material is then shaped into round bars through various forging techniques, including open-die and closed-die forging. This process enhances the mechanical properties of the steel by refining the grain structure and increasing its strength.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 830-870 | Oil or Water | To increase hardness and strength |
| Tempering | 400-600 | Air | To reduce brittleness and improve toughness |
| Stress Relieving | 600-650 | Air | To alleviate residual stresses after hardening |
The combination of these processes ensures that AISI 4140 round bars meet the stringent requirements for strength and durability in various industrial applications.
Various Types
AISI 4140 Round Bar - Hot Rolled
- Diameter: 20mm to 300mm
- Condition: Hot Rolled
- Applications: Automotive components, machine parts, and structural applications
AISI 4140 Round Bar - Cold Finished
- Diameter: 10mm to 150mm
- Condition: Cold Finished
- Applications: Precision machining, hydraulic cylinders, and high-stress applications
AISI 4140 Round Bar - Annealed
- Diameter: 25mm to 400mm
- Condition: Annealed
- Applications: Oil and gas industry, aerospace components, and heavy machinery
AISI 4140 Round Bar - Quenched and Tempered
- Diameter: 15mm to 200mm
- Condition: Quenched and Tempered
- Applications: High strength applications, tools, and dies
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 4140 Round Bar
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| AISI 4140 Round Bar | 3 mm | $4.50 – $5.00 | ₹375 – ₹420 |
| AISI 4140 Round Bar | 6 mm | $4.80 – $5.30 | ₹400 – ₹450 |
| AISI 4140 Round Bar | 10 mm | $5.00 – $5.50 | ₹420 – ₹470 |
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 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
- AISI 4140 Steel Properties
- AISI 4140 Round Bar Suppliers in Canada
- AISI 4140 Round Bar Price in Canada
- AISI 4140 Round Bar Manufacturers
- AISI 4140 Steel 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.
- ✔ 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.