Duplex 2101 Round Bar exporter in Singapore
Duplex 2101 Round Bar exporter in Singapore specializes in supplying high-quality duplex stainless steel bars known for their excellent corrosion resistance and superior mechanical properties. These round bars are manufactured using a balanced composition of austenitic and ferritic stainless steel, offering enhanced strength and durability, making them ideal for demanding industrial environments. The material is particularly favored for its resistance to stress corrosion cracking and pitting, which ensures long service life in harsh conditions.
Produced to meet stringent international standards, these duplex 2101 bars typically exhibit a tensile strength ranging from 620 to 860 MPa and a yield strength of approximately 450 MPa. The microstructure combines the toughness of austenitic steel with the strength of ferritic steel, resulting in excellent weldability and formability. Dimensions are available in various diameters and lengths, catering to diverse engineering requirements, with precise machining and finishing options to ensure seamless integration into industrial applications.
Industries such as oil and gas, chemical processing, marine engineering, and desalination plants extensively utilize these round bars due to their resistance to chlorides and other corrosive agents. They are particularly effective in fabricating shafts, fasteners, pump components, and structural supports where both mechanical strength and corrosion resistance are critical. The duplex grade 2101 is also an economical alternative to higher nickel alloys, providing cost-efficiency without compromising performance.
Export readiness is a key strength of suppliers in Singapore, who ensure that the duplex stainless steel bars undergo rigorous quality control and certification processes, including material test reports and compliance with ASTM and EN standards. Packaging is optimized for safe international shipment, with options for bulk or customized orders to meet the specific demands of global industrial buyers. Timely delivery and reliable logistics support further enhance the export experience.
For industrial buyers seeking durable and versatile stainless steel solutions, sourcing duplex 2101 round bars from Singapore-based exporters offers a combination of quality assurance, competitive pricing, and technical expertise. These suppliers are well-equipped to handle large volume orders and provide technical consultation to assist in selecting the appropriate dimensions and grades for specialized applications.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2101 Round Bar exporter in Singapore 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 exporter in Singapore
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2101 Round Bar exporter in Singapore
- 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 exporter in Singapore
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 exporter in Singapore
| 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, making it ideal for structural applications
- ✔ Good weldability and formability for versatile manufacturing processes
- ✔ Cost-effective alternative to higher alloyed duplex stainless steels
- ✔ Enhanced durability and longevity in challenging conditions
- ✔ Compliance with international standards for quality and safety
Technical Overview of Duplex 2101 Round Bar
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2101 Round Bar | 23% Chromium, 4.5% Nickel, 0.15% Nitrogen | Used in construction, marine applications, and chemical processing | ASTM A240, ASTM A276 |
| Duplex 2101 Round Bar | 23% Chromium, 4.5% Nickel, 0.15% Nitrogen | Suitable for high strength and corrosion resistance applications | EN 10088-3, ISO 9445 |
| Duplex 2101 Round Bar | 23% Chromium, 4.5% Nickel, 0.15% Nitrogen | Ideal for use in environments with chloride exposure | ASME SA240, UNS S32101 |
Specifications Table
| Material | Duplex 2101 |
|---|---|
| Grades | UNS S32101 |
| Standard | ASTM A240/A240M |
| Size Range | 6 mm to 300 mm diameter |
| Length | Up to 6 meters |
| Form | Round Bar |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2101 Round Bar | Fe, 21% Cr, 0.2% Ni, 4.5% Mo | Structural applications, piping, and marine environments |
| Duplex 2205 Round Bar | Fe, 22% Cr, 5% Ni, 3% Mo | Oil and gas, chemical processing, and pressure vessels |
| Duplex 2507 Round Bar | Fe, 25% Cr, 7% Ni, 4% Mo | Desalination plants, offshore platforms, and pulp and paper |
| Super Duplex 32750 Round Bar | Fe, 25% Cr, 7% Ni, 4% Mo, 0.3% N | High chloride environments and severe service applications |
| Duplex 2011 Round Bar | Fe, 20% Cr, 1% Ni, 2.5% Mo | Construction, marine applications, and heat exchangers |
Available Sizes of Duplex 2101 Round Bar (MM)
| Size (MM) | Size (MM) |
|---|---|
| 5 | 10 |
| 12 | 16 |
| 20 | 25 |
| 30 | 35 |
| 40 | 50 |
| 60 | 70 |
| 80 | 90 |
| 100 | 110 |
| 120 | 130 |
| 140 | 150 |
Chemical Properties of Duplex 2101
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 20.0 - 22.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 0.3 - 0.8 |
| Manganese (Mn) | 5.0 - 8.0 |
| Silicon (Si) | 0.5 - 1.0 |
| Carbon (C) | 0.03 max |
| Sulfur (S) | 0.02 max |
| Phosphorus (P) | 0.03 max |
Mechanical Properties of Duplex 2101
| Property | Value |
|---|---|
| Tensile Strength | 550 MPa |
| Yield Strength | 300 MPa |
| Elongation | 25% |
| Hardness (HB) | 220 |
| Impact Toughness (Charpy, -40°C) | 40 J |
Duplex 2101 Round Bar – Physical & Thermal Properties
Density of Duplex 2101 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.8 g/cm³ | 0.28 lb/in³ |
Melting Point of Duplex 2101 Round Bar
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1400 - 1450 °C | 2550 - 2642 °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 | Solid |
| 600 | 100 - 600 | Solid |
| 700 | 600 - 1000 | Solid |
Electrical Resistivity of Duplex 2101
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.80 | 20 | As-rolled |
| 0.82 | 100 | |
| 0.84 | 200 | |
| 0.86 | 300 | |
| 0.88 | 400 | |
Equivalent of Duplex 2101 Round Bar
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4162 | S32101 |
| EN 10088-2 | X2CrNiMoN21-5-1 | S32101 |
Manufacturing Process & Heat Treatment of Duplex 2101 Round Bar
Annealing
The annealing process for Duplex 2101 round bars involves heating the material to a temperature of approximately 1000°C, followed by controlled cooling. This process helps to relieve internal stresses, improve ductility, and enhance machinability. It also ensures a uniform microstructure, which is critical for subsequent manufacturing processes.
Forging
Forging of Duplex 2101 round bars is typically performed at temperatures ranging from 950°C to 1200°C. This process involves shaping the material through compressive forces, which enhances its mechanical properties by refining the grain structure and improving strength and toughness. The forged bars are then air-cooled to room temperature.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020 - 1080 | Oil | To increase hardness and strength through martensitic transformation. |
| Tempering | 400 - 600 | Air | To reduce brittleness and improve toughness after hardening. |
| Stress Relieving | 300 - 400 | Air | To relieve residual stresses from the manufacturing processes. |
The combination of these processes ensures that Duplex 2101 round bars achieve optimal mechanical properties, making them suitable for various industrial applications, including construction and marine environments.
Various Types
Duplex 2101 Round Bar - Standard
- Diameter: 20mm to 300mm
- Condition: Hot Rolled, Cold Drawn
- Applications: Structural, Marine, Chemical Processing
Duplex 2101 Round Bar - High Strength
- Diameter: 25mm to 150mm
- Condition: Solution Annealed
- Applications: Oil & Gas, Power Generation
Duplex 2101 Round Bar - Custom Sizes
- Diameter: Customizable upon request
- Condition: Pickled, Passivated
- Applications: Aerospace, Automotive
Duplex 2101 Round Bar - Corrosion Resistant
- Diameter: 10mm to 200mm
- Condition: Cold Finished
- Applications: Marine Environments, Chemical Tanks
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 – $3.00 | ₹207 – ₹248 |
| Duplex 2101 | 6 mm | $2.40 – $2.90 | ₹199 – ₹241 |
| Duplex 2101 | 10 mm | $2.30 – $2.80 | ₹192 – ₹233 |
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.
People Also Search For
- Duplex 2205 Round Bar exporter in Singapore
- Duplex stainless steel suppliers in Singapore
- Super Duplex 2507 Round Bar exporter in Singapore
- Stainless steel round bar manufacturers in Singapore
- Duplex 2101 Round Bar price in Singapore
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