Duplex S32205 Spool manufacturer
Duplex S32205 Spool manufacturer specializes in producing high-quality piping components made from duplex stainless steel grade S32205. This material is renowned for its excellent corrosion resistance, high strength, and superior durability, making it ideal for demanding industrial environments. The spools fabricated from this duplex alloy are precision-engineered to meet stringent dimensional and mechanical standards, ensuring reliable performance in critical applications.
The duplex stainless steel used in these spools exhibits a balanced microstructure of austenitic and ferritic phases, which enhances resistance to stress corrosion cracking and pitting, particularly in chloride-rich environments. Typically, these spools are designed to accommodate various piping configurations and are compatible with ANSI, ASME, and ASTM standards. Their mechanical properties include a tensile strength often exceeding 620 MPa and excellent toughness at low temperatures, making them suitable for oil and gas, chemical processing, and marine sectors.
Manufacturers employ advanced fabrication techniques such as automated welding, CNC cutting, and rigorous non-destructive testing to ensure the integrity and precision of each spool. This meticulous approach guarantees that the components can withstand high pressures and corrosive media without compromising structural integrity. Additionally, the spools are customized based on client specifications, including pipe diameter, wall thickness, and end connections, to facilitate seamless integration into complex pipeline systems.
These duplex steel spools are widely used in offshore platforms, desalination plants, and petrochemical refineries, where longevity and resistance to aggressive conditions are paramount. Their inherent strength-to-weight ratio also contributes to reduced maintenance costs and extended service life, offering significant operational advantages. Furthermore, the manufacturer prioritizes compliance with international quality certifications and material traceability, reinforcing confidence among global industrial buyers.
Export-ready packaging and documentation accompany all shipments, ensuring safe transport and hassle-free customs clearance. The manufacturer’s global logistics network supports timely delivery to various industrial hubs worldwide, with tailored solutions for bulk orders and project-specific requirements. This commitment to quality and service positions the supplier as a trusted partner for companies seeking durable and high-performance duplex stainless steel piping solutions.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex S32205 Spool 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: 550 MT / Month
- Export Experience: 10+ Years
- Countries Served: 50+
- Annual Export Volume: 5,530 MT
Table of Contents
- 1. What is Duplex S32205 Spool manufacturer
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex S32205 Spool 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 S32205 Spool 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 S32205 Spool 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 S32205 Spool
- ✔ High corrosion resistance in aggressive environments
- ✔ Excellent mechanical properties at both room and elevated temperatures
- ✔ Enhanced resistance to stress corrosion cracking
- ✔ Suitable for high-pressure applications
- ✔ Improved toughness compared to standard stainless steels
- ✔ Cost-effective solution for various industrial applications
Technical Overview of Duplex S32205
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex S32205 Spool | 22% Cr, 5% Ni, 3% Mo, 0.17% N | Oil and gas, chemical processing, marine applications | ASTM A790, ASTM A240 |
| Duplex S32205 Spool | 22% Cr, 5% Ni, 3% Mo, 0.17% N | High-pressure applications, heat exchangers, pipelines | ASME SA790, NACE MR0175 |
| Duplex S32205 Spool | 22% Cr, 5% Ni, 3% Mo, 0.17% N | Seawater applications, petrochemical industries | ISO 15156, EN 10216-5 |
Specifications Table
| Material | Duplex S32205 |
|---|---|
| Grades | S32205 |
| Standard | ASTM A789 / A790 |
| Size Range | 1 inch to 24 inches |
| Length | Up to 40 feet |
| Form | Spool |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex S32205 | Cr 22%, Ni 5.5%, Mo 3.2% | Oil and gas, chemical processing, marine environments |
| Duplex S32550 | Cr 25%, Ni 5.5%, Mo 3.5% | Pulp and paper, seawater applications, flue gas desulfurization |
| Duplex S32750 | Cr 25%, Ni 7.0%, Mo 4.0% | Offshore oil and gas, chemical processing equipment |
| Duplex S32304 | Cr 23%, Ni 4.5%, Mo 1.5% | Food processing, petrochemical applications |
| Duplex S31803 | Cr 22%, Ni 5.0%, Mo 3.0% | Marine structures, storage tanks, heat exchangers |
Available Sizes of Duplex S32205 (MM)
| Size (MM) | Size (MM) |
|---|---|
| 25 | 50 |
| 32 | 63 |
| 40 | 76 |
| 50 | 90 |
| 63 | 102 |
| 76 | 114 |
| 90 | 127 |
| 102 | 140 |
| 114 | 168 |
| 140 | 219 |
Chemical Properties of Duplex S32205
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 22.0 - 23.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 3.0 - 3.5 |
| Tungsten (W) | 0.0 - 1.0 |
| Manganese (Mn) | 1.0 - 2.0 |
| Silicon (Si) | 0.0 - 1.0 |
| Carbon (C) | 0.0 - 0.03 |
| Nitrogen (N) | 0.08 - 0.20 |
Mechanical Properties of Duplex S32205
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 620 |
| Yield Strength (MPa) | 450 |
| Elongation (% in 50 mm) | 25 |
| Hardness (HB) | 290 |
| Impact Toughness (J at -50°C) | 60 |
Duplex S32205 – Physical & Thermal Properties
Density of Duplex S32205
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.8 g/cm³ | 0.28 lb/in³ |
Melting Point of Duplex S32205
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1425 - 1475 °C | 2600 - 2700 °F |
Specific Heat of Duplex S32205
| Specific Heat of Duplex S32205 | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Annealed |
| 470 | 100 - 300 | Annealed |
| 450 | 300 - 600 | Annealed |
Electrical Resistivity of Duplex S32205
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.76 | 20 | As-rolled |
| 0.78 | 100 | |
| 0.80 | 200 | |
| 0.82 | 300 | |
| 0.85 | 400 | |
Equivalent of Duplex S32205
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| EN 10088-1 | 1.4462 | S32205 |
| ASTM A240 | — | S32205 |
Manufacturing Process & Heat Treatment of Duplex S32205
Annealing
The annealing process for Duplex S32205 involves heating the material to a temperature range of 1020-1100°C, followed by slow cooling in air. This process helps to relieve internal stresses and improve ductility by promoting a more uniform microstructure.
Forging
Forging of Duplex S32205 is typically performed at temperatures between 1100-1200°C. This hot working process enhances mechanical properties by refining the grain structure and achieving desired shapes while maintaining strength and toughness.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020-1100 | Water or Oil | To increase hardness and strength of the material |
| Tempering | 600-800 | Air | To reduce brittleness and improve toughness |
| Stress Relieving | 300-500 | Air | To minimize residual stresses after fabrication |
The manufacturing and heat treatment processes of Duplex S32205 are critical for achieving optimal mechanical properties and ensuring the performance of the final product in various industrial applications.
Various Types
Duplex S32205 Spool - Type A
- Diameter: 3 inches, Length: 6 feet
- Condition: New
- Applications: Oil and gas, Chemical processing
Duplex S32205 Spool - Type B
- Diameter: 4 inches, Length: 8 feet
- Condition: New
- Applications: Marine applications, Heat exchangers
Duplex S32205 Spool - Type C
- Diameter: 5 inches, Length: 10 feet
- Condition: New
- Applications: Desalination plants, Pulp and paper industry
Duplex S32205 Spool - Type D
- Diameter: 6 inches, Length: 12 feet
- Condition: New
- Applications: Power generation, Wastewater treatment
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 Duplex S32205 Spool
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex S32205 | 3 mm | $5.50 – $6.00 | ₹450 – ₹490 |
| Duplex S32205 | 6 mm | $5.80 – $6.30 | ₹470 – ₹510 |
| Duplex S32205 | 10 mm | $6.00 – $6.50 | ₹490 – ₹530 |
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 S32205 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
Cities We Suppllied In India
We exported to 50+ countries worldwide.
Our Certifications
We are a certified manufacturer and exporter, committed to strict quality control and international compliance standards. Below are our key certifications.
GST Certificate
ISO 9001:2015
ISO 1002:2018
Udyam MSME Registration
Quality Inspection & Testing
At Ragnar Metals and Tubes, 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.
Our Products Types
People Also Search For
- Duplex S32205 Pipe Supplier
- Duplex S32205 Fittings Manufacturer
- Duplex Stainless Steel S32205 Plate
- Duplex S32205 Flanges Supplier
- Duplex S32205 Bar Manufacturer
Frequently Asked Questions
About Ragnar Metals and Tubes
- ✔ Decades of experience in stainless steel, carbon steel, and alloy steel manufacturing
- ✔ ISO 9001:2015 certified company ensuring strict quality control standards
- ✔ Specialized in cold drawn pipes and tubes processing
- ✔ State-of-the-art manufacturing facilities with modern machinery
- ✔ Precision-engineered products with consistent quality and reliability
- ✔ Customized steel solutions as per client drawings and specifications
- ✔ Compliance with international industry standards
- ✔ Trusted supplier for critical industrial applications worldwide