Duplex 2101 Pipe exporter in Singapore
Duplex 2101 Pipe exporter in Singapore offers superior corrosion resistance and high strength in stainless steel piping solutions. This material, known for its balanced microstructure of austenitic and ferritic phases, provides excellent durability against chloride-induced stress corrosion and pitting. Ideal for industries requiring robust performance, these pipes conform to stringent standards, ensuring reliable operation under demanding conditions.
The duplex stainless steel grade 2101 features enhanced mechanical properties, including higher yield strength compared to conventional austenitic stainless steels. Typically supplied in seamless or welded pipe forms, these products are designed to handle high-pressure environments and elevated temperatures. Their chemical composition, rich in chromium, nickel, and nitrogen, contributes to exceptional toughness and resistance to localized corrosion, making them suitable for aggressive chemical processing applications.
Widely utilized across oil and gas, petrochemical, marine, and desalination sectors, these pipes facilitate the transport of corrosive fluids and gases with minimal maintenance requirements. Their versatility extends to structural applications where weight reduction and enhanced lifespan are critical. The pipes’ ability to withstand thermal cycling and mechanical stress makes them a preferred choice for offshore platforms and refineries.
Export readiness is a key aspect, with suppliers in Singapore ensuring compliance with international quality certifications such as ASTM, EN, and ISO standards. Each shipment undergoes rigorous inspection and testing, including non-destructive examination and dimensional verification, to meet global client expectations. Efficient logistics and packaging solutions are employed to preserve product integrity during transit, supporting timely delivery to diverse international markets.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2101 Pipe 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 Pipe exporter in Singapore
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2101 Pipe 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 Pipe 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 Pipe 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 Pipe
- ✔ Excellent corrosion resistance, suitable for various environments
- ✔ High strength-to-weight ratio, allowing for lighter structures
- ✔ Good weldability, facilitating easy installation and repairs
- ✔ Superior mechanical properties, enhancing performance under stress
- ✔ Cost-effective alternative to higher-grade stainless steels
- ✔ Wide range of applications, from chemical processing to construction
Technical Overview of Duplex 2101 Pipe
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2101 Pipe | 22% Cr, 5% Ni, 0.2% N | Used in chemical processing, oil and gas, and marine applications | ASTM A789, ASTM A790 |
| Duplex 2101 Pipe | 22% Cr, 5% Ni, 0.2% N | High strength and corrosion resistance in chloride environments | EN 10216-5, ISO 15156 |
| Duplex 2101 Pipe | 22% Cr, 5% Ni, 0.2% N | Suitable for high pressure and temperature applications | ASME SA789, ASME SA790 |
Specifications Table
| Material | Duplex Stainless Steel 2101 |
|---|---|
| Grades | UNS S32101 |
| Standard | ASTM A790 / A789 |
| Size Range | 1/2 inch to 12 inch |
| Length | Up to 6 meters |
| Form | Seamless and Welded Pipes |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2101 Pipe | Fe, Cr (19%), Ni (1.5%), Mo (0.5%), N (0.2%) | Oil and gas, chemical processing, marine environments |
| Duplex 2101 Pipe | Fe, Cr (20%), Ni (1.2%), Mo (0.3%), N (0.2%) | Structural components, pressure vessels |
| Duplex 2101 Pipe | Fe, Cr (21%), Ni (1.4%), Mo (0.4%), N (0.25%) | Heat exchangers, piping systems |
| Duplex 2101 Pipe | Fe, Cr (22%), Ni (1.6%), Mo (0.5%), N (0.3%) | Desalination plants, waste treatment |
| Duplex 2101 Pipe | Fe, Cr (19.5%), Ni (1.8%), Mo (0.4%), N (0.18%) | Food processing, pulp and paper industry |
Available Sizes of Duplex 2101 Pipe (MM)
| Size (MM) | Size (MM) |
|---|---|
| 25 | 32 |
| 40 | 50 |
| 65 | 80 |
| 100 | 125 |
| 150 | 200 |
| 250 | 300 |
| 350 | 400 |
| 450 | 500 |
| 600 | 700 |
| 800 | 900 |
Chemical Properties of Duplex 2101
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 20.0 - 22.0 |
| 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 |
| Sulfur (S) | 0.02 max |
| Iron (Fe) | Balance |
Mechanical Properties of Duplex 2101
| Property | Value |
|---|---|
| Tensile Strength | 550 MPa |
| Yield Strength | 350 MPa |
| Elongation | 25% |
| Hardness (Brinell) | 230 HB |
| Impact Toughness (Charpy V-notch) | 40 J at -40°C |
Duplex 2101 – Physical & Thermal Properties
Density of Duplex 2101
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.8 g/cm³ | 0.28 lb/in³ |
Melting Point of Duplex 2101
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1420 - 1450 °C | 2600 - 2642 °F |
Specific Heat of Duplex 2101
| Specific Heat of Duplex 2101 | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Annealed |
| 600 | 100 - 300 | Annealed |
| 700 | 300 - 600 | Annealed |
Electrical Resistivity of Duplex 2101
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.70 | 20 | As-rolled |
| 0.73 | 100 | |
| 0.75 | 200 | |
| 0.78 | 300 | |
| 0.80 | 400 | |
Equivalent of Duplex 2101 Pipe
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| EN 1.4162 | Duplex 2101 | S32101 |
| AISI | Duplex 2101 | S32101 |
Manufacturing Process & Heat Treatment of Duplex 2101 Pipe
Annealing
The annealing process for Duplex 2101 pipes involves heating the material to a temperature range of approximately 1000°C to 1100°C, followed by controlled cooling. This process helps to relieve internal stresses, enhance ductility, and improve the overall mechanical properties of the steel, making it suitable for various industrial applications.
Forging
Forging of Duplex 2101 is performed at high temperatures, typically between 1000°C and 1200°C. This process involves shaping the metal through compressive forces, resulting in a refined grain structure and improved strength. The forged pipes exhibit enhanced toughness and resistance to stress corrosion cracking, making them ideal for demanding environments.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1050 - 1150 | Oil | To increase hardness and strength by transforming austenite into martensite. |
| Tempering | 500 - 700 | Air | To reduce brittleness and improve toughness after hardening. |
| Stress Relieving | 300 - 400 | Air | To eliminate residual stresses induced during manufacturing processes. |
The combination of these manufacturing and heat treatment processes ensures that Duplex 2101 pipes possess superior mechanical properties, making them suitable for applications in various industries, including oil and gas, chemical processing, and marine environments.
Various Types
Duplex 2101 Seamless Pipe
- Diameter: 1/2" to 24"
- Condition: Annealed and Pickled
- Applications: Oil and Gas, Chemical Processing
Duplex 2101 Welded Pipe
- Diameter: 1" to 30"
- Condition: Hot Finished
- Applications: Structural, Marine Applications
Duplex 2101 Square Pipe
- Dimensions: 20mm x 20mm to 100mm x 100mm
- Condition: Cold Finished
- Applications: Construction, Handrails
Duplex 2101 Rectangular Pipe
- Dimensions: 30mm x 15mm to 150mm x 75mm
- Condition: Annealed
- Applications: HVAC, Furniture
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 Pipe
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2101 | 3 mm | $2.50 – $3.00 | ₹207 – ₹248 |
| Duplex 2101 | 6 mm | $2.60 – $3.10 | ₹215 – ₹256 |
| Duplex 2101 | 10 mm | $2.70 – $3.20 | ₹224 – ₹265 |
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 Pipe.
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