Duplex 2205 Spool exporter
Duplex 2205 Spool exporter plays a crucial role in supplying high-quality duplex stainless steel components designed for demanding industrial environments. These spools, fabricated from Duplex 2205 alloy, combine excellent corrosion resistance with superior mechanical strength, making them ideal for use in sectors such as oil and gas, chemical processing, and marine engineering. The material's balanced microstructure of austenite and ferrite phases ensures enhanced resistance to stress corrosion cracking and pitting, which is essential for long-term operational reliability.
The product type typically consists of precisely engineered pipe spools that are pre-assembled and ready for installation in piping systems. Manufactured according to international standards like ASTM A789 or ASME B16.9, these spools undergo rigorous quality checks including dimensional inspection, non-destructive testing, and material certification to guarantee compliance and performance. Their design allows for seamless integration into complex pipeline networks, reducing onsite fabrication time and minimizing potential leak points.
Applications for these duplex alloy spools span a variety of industrial sectors where aggressive media and elevated temperatures are encountered. They are widely used in offshore platforms, refineries, desalination plants, and chemical reactors due to their resistance to chloride-induced corrosion and ability to withstand high pressure. The corrosion resistance combined with good weldability and toughness at sub-zero temperatures makes them a preferred choice for critical infrastructure projects requiring durability and safety.
Export readiness is a key consideration for suppliers of these spools. They are typically packaged with protective coatings and secured in custom crates to prevent damage during transit. Documentation such as mill test certificates, third-party inspection reports, and export compliance certificates accompany shipments to ensure smooth customs clearance and adherence to international trade regulations. Reliable logistics partners and experience in handling heavy and oversized industrial components further enhance the exporter’s capability to deliver globally.
For industrial buyers seeking robust and high-performance piping solutions, sourcing from a reputable supplier specializing in Duplex 2205 spools ensures access to components that meet stringent quality and operational standards. This enables efficient project execution and contributes to the longevity and safety of critical infrastructure assets across various challenging environments worldwide.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2205 Spool exporter 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 2205 Spool exporter
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2205 Spool exporter
- 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 2205 Spool exporter
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 2205 Spool exporter
| 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 2205 Spool
- ✔ Excellent corrosion resistance in both acidic and alkaline environments
- ✔ High strength, providing durability and reliability in demanding applications
- ✔ Good weldability, allowing for easy fabrication and installation
- ✔ Superior resistance to stress corrosion cracking
- ✔ Enhanced toughness at both room and cryogenic temperatures
- ✔ Cost-effective solution due to its long service life and reduced maintenance needs
Technical Overview of Duplex 2205 Spool
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2205 Spool | Fe, 22% Cr, 5% Ni, 3% Mo, 0.2% N | Used in petrochemical, oil & gas, and marine applications | ASTM A240, ASME SA240 |
| Duplex 2205 Spool | Fe, 22% Cr, 5% Ni, 3% Mo, 0.2% N | Suitable for high-strength and corrosion-resistant applications | EN 10088-1, ISO 15156 |
| Duplex 2205 Spool | Fe, 22% Cr, 5% Ni, 3% Mo, 0.2% N | Ideal for environments with pitting and crevice corrosion | API 5L, NACE MR0175 |
Specifications Table
| Material | Duplex Stainless Steel 2205 |
|---|---|
| Grades | UNS S32205 / S31803 |
| Standard | ASTM A790 / A928 |
| Size Range | 1/2" to 24" nominal pipe size |
| Length | Up to 40 feet (custom lengths available) |
| Form | Welded Spool |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2205 | 22% Cr, 5% Ni, 3% Mo, 0.17% N | Oil and gas, chemical processing, and marine applications |
| Duplex 2205 Pipe | 22% Cr, 5% Ni, 3% Mo, 0.17% N | Piping systems in sour service environments |
| Duplex 2205 Plate | 22% Cr, 5% Ni, 3% Mo, 0.17% N | Manufacturing of pressure vessels and heat exchangers |
| Duplex 2205 Fittings | 22% Cr, 5% Ni, 3% Mo, 0.17% N | High-strength applications requiring corrosion resistance |
| Duplex 2205 Bars | 22% Cr, 5% Ni, 3% Mo, 0.17% N | Construction of structural components and fasteners |
Available Sizes of Duplex 2205 Spool (MM)
| Size (MM) | Size (MM) |
|---|---|
| 50 | 60 |
| 70 | 80 |
| 90 | 100 |
| 110 | 120 |
| 130 | 140 |
| 150 | 160 |
| 170 | 180 |
| 190 | 200 |
| 210 | 220 |
| 230 | 240 |
Chemical Properties of Duplex 2205
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 22.0 - 23.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 3.0 - 3.5 |
| Manganese (Mn) | 1.0 |
| Silicon (Si) | 0.8 |
| Carbon (C) | 0.03 |
| Phosphorus (P) | 0.03 |
| Sulfur (S) | 0.01 |
Mechanical Properties of Duplex 2205
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 620 - 850 |
| Yield Strength (MPa) | 450 minimum |
| Elongation (%) | 25 minimum |
| Hardness (HB) | 250 maximum |
| Impact Toughness (J at -40°C) | ≥ 40 |
Duplex 2205 – Physical & Thermal Properties
Density of Duplex 2205
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.8 g/cm³ | 0.282 lb/in³ |
Melting Point of Duplex 2205
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1425 - 1475 °C | 2600 - 2700 °F |
Specific Heat of Duplex 2205
| Specific Heat of Duplex 2205 | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Room Temperature |
| 600 | 100 - 400 | High Temperature |
| 700 | 400 - 800 | High Temperature |
Electrical Resistivity of Duplex 2205
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.74 | 20 | As-rolled |
| 0.75 | 100 | |
| 0.76 | 200 | |
| 0.78 | 300 | |
| 0.80 | 400 | |
Equivalent of Duplex 2205
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4462 | S32205 |
| EN 10088-1 | 1.4462 | S32205 |
Manufacturing Process & Heat Treatment of Duplex 2205
Annealing
Annealing of Duplex 2205 is typically performed at temperatures between 1020°C and 1100°C. This heat treatment process helps to relieve internal stresses and improve the material's ductility and toughness. The annealing process is followed by a controlled cooling to ensure the desired microstructure is achieved.
Forging
Forging of Duplex 2205 involves shaping the material through compressive forces, typically at elevated temperatures ranging from 900°C to 1200°C. This process enhances the mechanical properties and improves the grain structure of the steel, resulting in superior strength and toughness.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020 - 1100 | Oil or Water | To increase hardness and strength by transforming the microstructure to martensite. |
| Tempering | 600 - 800 | Air | To reduce brittleness and relieve stresses introduced during hardening. |
| Stress Relief | 600 - 750 | Air | To minimize residual stresses from welding and machining operations. |
The combination of these manufacturing and heat treatment processes ensures that Duplex 2205 spools achieve optimal mechanical properties and corrosion resistance, making them suitable for a wide range of industrial applications.
Various Types
Duplex 2205 Spool - Type A
- Diameter: 1 inch, Length: 6 inches
- Condition: Annealed
- Applications: Oil and gas industry, Marine applications
Duplex 2205 Spool - Type B
- Diameter: 2 inch, Length: 8 inches
- Condition: Pickled and Passivated
- Applications: Chemical processing, Desalination plants
Duplex 2205 Spool - Type C
- Diameter: 3 inch, Length: 10 inches
- Condition: Cold Worked
- Applications: Power generation, Pulp and paper industry
Duplex 2205 Spool - Type D
- Diameter: 4 inch, Length: 12 inches
- Condition: Hot Finished
- Applications: Water treatment, Construction
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 2205 Spool
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2205 Spool | 3 mm | $3.50 – $4.00 | ₹290 – ₹320 |
| Duplex 2205 Spool | 6 mm | $3.80 – $4.30 | ₹310 – ₹340 |
| Duplex 2205 Spool | 10 mm | $4.00 – $4.50 | ₹320 – ₹350 |
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 2205 Spool.
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
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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