Duplex 2101 Round Bar manufacturer
Duplex 2101 Round Bar manufacturer specializes in supplying high-performance stainless steel bars known for their exceptional strength and corrosion resistance. These bars are crafted from Duplex 2101 stainless steel, a lean duplex grade combining a balanced microstructure of austenite and ferrite. This material offers enhanced mechanical properties and superior resistance to chloride stress corrosion cracking compared to standard austenitic stainless steels, making it ideal for demanding industrial environments.
The round bars produced are precision-engineered to meet stringent dimensional tolerances and surface finish requirements, ensuring optimal performance in fabrication and machining processes. With diameters available in a wide range, these bars cater to various industrial needs, including structural components, shafts, and fasteners. The duplex steel's excellent weldability and formability further enhance its versatility across multiple manufacturing applications.
Industries such as chemical processing, oil and gas, marine, and pulp and paper heavily rely on these bars due to their resistance to harsh environments and aggressive media. The material’s high strength-to-weight ratio and fatigue resistance make it a preferred choice for components exposed to cyclic loading and corrosive conditions. Additionally, the duplex microstructure ensures longevity and reduced maintenance costs, contributing to overall operational efficiency.
Export-ready facilities ensure that these round bars undergo rigorous quality control and testing, including chemical composition analysis, mechanical testing, and non-destructive examination. Compliance with international standards such as ASTM A182 and EN 10088 guarantees that the products meet global industrial requirements. Packaging and logistics are optimized to preserve the integrity of the bars during transit, making them suitable for seamless international distribution.
Choosing a reliable supplier of these duplex stainless steel bars ensures access to consistent quality, timely delivery, and technical support tailored to project specifications. Industrial buyers benefit from comprehensive documentation and certification, facilitating smooth procurement and integration into critical applications worldwide.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2101 Round Bar manufacturer 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: 15+ Years
- Countries Served: 50+
- Annual Export Volume: 5,500 MT
Table of Contents
- 1. What is Duplex 2101 Round Bar manufacturer
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2101 Round Bar manufacturer
- 4. Why Global Buyers Source from Ragnar Metals and Tubes
- 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 Ragnar Metals and Tubes
How to Choose the Right Duplex 2101 Round Bar manufacturer
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 Duplex 2101 Round Bar manufacturer
| 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 Ragnar Metals and Tubes
Ragnar Metals and Tubes 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 Duplex 2101 Round Bar
- ✔ Excellent corrosion resistance in a variety of environments
- ✔ High strength-to-weight ratio, offering lightweight solutions
- ✔ Superior weldability, suitable for various fabrication techniques
- ✔ Good ductility and impact toughness even at low temperatures
- ✔ Cost-effective alternative to higher alloyed stainless steels
- ✔ Enhanced mechanical properties for demanding applications
Technical Overview of Duplex 2101 Round Bar
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2101 Round Bar | Fe, Cr 21%, Ni 1.5%, Mo 0.5%, N 0.2% | Used in marine, chemical, and oil & gas industries for its corrosion resistance and strength. | ASTM A240, ASME SA240, EN 10088-3 |
| Duplex 2101 Round Bar | Fe, Cr 21%, Ni 1.5%, Mo 0.5%, N 0.2% | Ideal for applications requiring high strength and resistance to stress corrosion cracking. | ISO 9445, ASTM A276 |
| Duplex 2101 Round Bar | Fe, Cr 21%, Ni 1.5%, Mo 0.5%, N 0.2% | Commonly used in structural applications and equipment in harsh environments. | EN 10088-1, ASTM A479 |
Specifications Table
| Material | Duplex Stainless Steel 2101 |
|---|---|
| Grades | UNS S32101 |
| Standard | ASTM A240 / A276 |
| Size Range | 10 mm to 100 mm diameter |
| Length | Up to 6 meters |
| Form | Round Bar |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2101 | Fe, Cr (18-20%), Ni (4-6%), Mo (0.5-1%), N (0.08-0.2%) | Pipes, valves, and fittings in corrosive environments |
| Duplex 2101 | Fe, Cr (19%), Ni (5%), Mo (0.5%), N (0.14%) | Marine applications and offshore structures |
| Duplex 2101 | Fe, Cr (20%), Ni (4.5%), Mo (0.6%), N (0.1%) | Chemical processing equipment |
| Duplex 2101 | Fe, Cr (18%), Ni (5%), Mo (0.8%), N (0.1%) | Food and beverage industry equipment |
| Duplex 2101 | Fe, Cr (19.5%), Ni (4.5%), Mo (0.7%), N (0.12%) | Storage tanks and pressure vessels |
Available Sizes of Duplex 2101 Round Bar (MM)
| Size (MM) | Size (MM) |
|---|---|
| 10 | 12 |
| 14 | 16 |
| 18 | 20 |
| 22 | 25 |
| 28 | 30 |
| 32 | 35 |
| 38 | 40 |
| 45 | 50 |
| 55 | 60 |
| 70 | 80 |
Chemical Properties of Duplex 2101
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 20.0 - 24.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 0.1 - 0.5 |
| Manganese (Mn) | 5.0 - 7.0 |
| Silicon (Si) | 0.5 - 1.0 |
| Carbon (C) | 0.03 max |
| Phosphorus (P) | 0.03 max |
| Sulfur (S) | 0.01 max |
Mechanical Properties of Duplex 2101
| Property | Value |
|---|---|
| Tensile Strength | 600 MPa |
| Yield Strength | 450 MPa |
| Elongation | 25% |
| Hardness (HB) | 230 |
| Modulus of Elasticity | 200 GPa |
Duplex 2101 Round Bar – Physical & Thermal Properties
Density of Duplex 2101 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Density | 7,400 kg/m³ | 462 lb/ft³ |
Melting Point of Duplex 2101 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1,450 °C | 2,642 °F |
Specific Heat of Duplex 2101 Round Bar
| Specific Heat of Duplex 2101 Round Bar | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Annealed |
| 460 | 100 - 400 | Annealed |
| 420 | 400 - 800 | Annealed |
Electrical Resistivity of Duplex 2101
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.73 | 20 | As-rolled |
| 0.75 | 100 | |
| 0.78 | 200 | |
| 0.80 | 300 | |
| 0.82 | 400 | |
Equivalent of Duplex 2101
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4162 | S32101 |
| EN 10088-2 | 1.4162 | S32101 |
Manufacturing Process & Heat Treatment of Duplex 2101 Round Bar
Annealing
Annealing of Duplex 2101 round bars involves heating the material to a temperature of approximately 1050°C to 1100°C, followed by controlled cooling. This process relieves internal stresses and softens the material, improving its ductility and toughness.
Forging
The forging process for Duplex 2101 round bars is conducted at temperatures between 900°C and 1200°C. This method enhances the mechanical properties of the steel by refining the grain structure and improving overall strength and ductility.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020 - 1100 | Oil | Increase hardness and strength |
| Tempering | 300 - 600 | Air | Reduce brittleness and relieve stresses |
| Stress Relieving | 600 - 800 | Air | Enhance ductility and toughness |
The combination of these processes ensures that the Duplex 2101 round bars achieve optimal mechanical properties, making them suitable for demanding applications in various industries.
Various Types
Duplex 2101 Round Bar - Standard
- Diameter: 10 mm to 100 mm
- Condition: Hot Rolled
- Applications: Construction, Automotive, and Marine Industries
Duplex 2101 Round Bar - High Strength
- Diameter: 20 mm to 80 mm
- Condition: Cold Drawn
- Applications: Oil & Gas, Chemical Processing
Duplex 2101 Round Bar - Corrosion Resistant
- Diameter: 15 mm to 50 mm
- Condition: Annealed
- Applications: Marine, Pulp and Paper, Food Processing
Duplex 2101 Round Bar - Custom Sizes
- Diameter: Customizable
- Condition: As per customer requirement
- Applications: Various industrial applications
Applications & Uses
- Oil & Gas Industry: Pipelines, process piping, and high-pressure fluid handling systems.
- Petrochemical & Refineries: Reactors, heat exchangers, and chemical processing units.
- Water Treatment Plants: Filtration systems, storage tanks, and corrosion-resistant piping.
- Pharmaceutical Industry: Hygienic piping, sanitary fittings, and cleanroom equipment.
- Food & Beverage: Processing lines, storage vessels, and contamination-free pipelines.
- Automobile & Engineering: Exhaust systems, structural parts, and precision components.
- Power & Energy Sector: Boilers, condensers, and turbine piping systems.
- Marine & Offshore: Shipbuilding, offshore platforms, and coastal infrastructure.
- Construction & Infrastructure: Structural frameworks, bridges, and industrial buildings.
Industries We Serve
Our stainless steel, alloy steel, and high-performance metal products are widely used across the following industries:
Latest Price List of Duplex 2101 Round Bar
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2101 | 3 mm | $2.50 – $2.80 | ₹207 – ₹232 |
| Duplex 2101 | 6 mm | $2.40 – $2.70 | ₹199 – ₹224 |
| Duplex 2101 | 10 mm | $2.30 – $2.60 | ₹192 – ₹216 |
Note: Prices are indicative and may vary based on size, quantity, raw material cost, and delivery location. Contact us for the latest quotation for Duplex 2101 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
We Exported to 50+ Countries Worldwide
| Global Export Destinations | |||||
|---|---|---|---|---|---|
| United States | Canada | Mexico | United Kingdom | Germany | Netherlands |
| Italy | Spain | South Africa | Australia | India | Korea |
| United Arab Emirates | Saudi Arabia | Qatar | Kuwait | Oman | Bahrain |
| Singapore | Malaysia | Indonesia | Dubai | Riyadh | Dammam |
Our Certifications
We are a certified manufacturer and exporter, committed to strict quality control and international compliance standards. Below are our key certifications.
GST Registered
ISO 9001:2015
ISO 1002:2018
Udyam MSME Registration
Testing Process & Quality Assurance – Ragnar Metals & Tubes
At Ragnar Metals & Tubes, our testing process ensures the safety, reliability, and performance of stainless steel and alloy steel products supplied for global industrial and infrastructure projects. Each batch is verified from raw material selection to final dispatch under internationally recognized standards including ASTM, ASME, ISO, DIN, and EN.
Detects internal flaws using high-frequency sound waves
Measures yield strength, elongation, and material durability
Evaluates toughness under low-temperature and high-stress conditions
Ensures smoothness, coating quality, and visual compliance
Enhances hardness, strength, and corrosion resistance
Measures resistance to deformation and wear
Documentation & Global Compliance
- ✔ EN 10204 3.1 / 3.2 Mill Test Certificates (MTC)
- ✔ Batch-wise quality traceability and inspection records
- ✔ Third-party inspection by SGS, TUV, Bureau Veritas & Lloyd’s
- ✔ Export documentation support for customs and international shipping
Supporting supply for oil & gas, petrochemical, power generation, marine, infrastructure, and heavy engineering industries worldwide.
Related Products
Explore our full range of stainless steel and alloy steel products including pipes, tubes, fittings, flanges, sheets, plates, spools, fasteners, round bars, and special grades manufactured for industrial, infrastructure, and global export applications.
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Frequently Asked Questions
About Ragnar Metals & Tubes
- ✔ Leading manufacturer, stockist, and exporter of stainless steel and alloy steel products for industrial and infrastructure projects
- ✔ ISO 9001:2015 certified quality management system ensuring consistent product reliability and compliance
- ✔ Specialized in precision pipes, tubes, fittings, flanges, sheets, plates, fasteners, and round bars
- ✔ Modern processing and testing facilities with advanced manufacturing and inspection equipment
- ✔ Custom-engineered solutions based on client drawings and technical specifications
- ✔ Full material traceability with EN 10204 3.1 / 3.2 mill test certification
- ✔ Compliance with ASTM, ASME, DIN, EN, and ISO international standards
- ✔ Trusted global supplier supporting oil & gas, petrochemical, power, marine, and heavy engineering industries