Duplex 2304 EFW Pipe Riyadh
Duplex 2304 EFW Pipe Riyadh is a high-performance stainless steel piping solution designed for demanding industrial environments. Manufactured using duplex 2304 stainless steel, these pipes offer an excellent combination of strength and corrosion resistance, making them ideal for applications where durability and reliability are critical. The Electric Fusion Welded (EFW) process ensures a seamless and robust joint, enhancing the structural integrity of the pipe for high-pressure and high-temperature systems.
These duplex pipes boast superior mechanical properties compared to standard austenitic stainless steels, including higher tensile strength and improved resistance to chloride-induced stress corrosion cracking. Their balanced microstructure of ferrite and austenite phases contributes to enhanced toughness and fatigue resistance. This material is particularly suited for use in chemical processing, oil and gas, desalination plants, and marine applications where exposure to aggressive environments is common.
The product is available in various diameters and wall thicknesses to accommodate a wide range of industrial requirements. Precision manufacturing and strict quality control conform to international standards such as ASTM A789, ensuring consistent performance and reliability. The EFW technique also guarantees smooth internal surfaces, reducing friction and minimizing the risk of deposits, which is crucial for maintaining efficient fluid flow.
Export readiness is a key feature of these pipes, with packaging and documentation tailored to meet the stringent demands of global markets. Compliance with international certifications and export regulations facilitates seamless shipment and installation in regions such as the Middle East, including Riyadh and surrounding industrial hubs. Additionally, suppliers often provide comprehensive technical support and after-sales services to assist buyers in achieving optimal system integration.
Industrial buyers seeking robust and corrosion-resistant piping solutions will find duplex 2304 EFW pipes an excellent choice for long-term performance. Their adaptability across diverse sectors and adherence to global quality standards make them a strategic investment for infrastructure projects requiring reliable and efficient piping systems.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2304 EFW Pipe Riyadh 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 2304 EFW Pipe Riyadh
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2304 EFW Pipe Riyadh
- 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 2304 EFW Pipe Riyadh
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 2304 EFW Pipe Riyadh
| 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 2304 EFW Pipe Riyadh
- ✔ Exceptional corrosion resistance in chloride environments
- ✔ High strength-to-weight ratio, reducing overall material usage
- ✔ Excellent weldability for various applications
- ✔ Good ductility for enhanced performance under stress
- ✔ Cost-effective solution for piping needs
- ✔ Complies with international standards for quality and safety
Technical Overview of Duplex 2304 EFW Pipe
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2304 EFW Pipe | 24% Chromium, 4% Nickel, 0.2% Nitrogen, Balance Iron | Used in wastewater treatment, chemical processing, and marine applications | ASTM A928/A928M, ASTM A790/A790M |
| Duplex 2304 EFW Pipe | 24% Chromium, 4% Nickel, 0.2% Nitrogen, Balance Iron | Used in wastewater treatment, chemical processing, and marine applications | ASTM A928/A928M, ASTM A790/A790M |
| Duplex 2304 EFW Pipe | 24% Chromium, 4% Nickel, 0.2% Nitrogen, Balance Iron | Used in wastewater treatment, chemical processing, and marine applications | ASTM A928/A928M, ASTM A790/A790M |
Specifications Table
| Material | Duplex Stainless Steel 2304 |
|---|---|
| Grades | UNS S32304 |
| Standard | ASTM A790 / ASME SA790 |
| Size Range | 1/2" to 24" |
| Length | Standard lengths up to 12 meters |
| Form | Electric Fusion Welded (EFW) |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2304 EFW Pipe | Fe, 18% Cr, 4% Ni, 0.2% N | Oil and gas, chemical processing, wastewater treatment |
| Duplex 2304 EFW Pipe | Fe, 19% Cr, 1.5% Ni, 0.15% N | Marine environments, construction, pressure vessels |
| Duplex 2304 EFW Pipe | Fe, 22% Cr, 5% Ni, 0.3% N | Food processing, pulp and paper, heat exchangers |
| Duplex 2304 EFW Pipe | Fe, 17% Cr, 3% Ni, 0.25% N | Pharmaceuticals, petrochemicals, desalination plants |
| Duplex 2304 EFW Pipe | Fe, 20% Cr, 4.5% Ni, 0.1% N | Flue gas desulfurization, structural applications |
Available Sizes of Duplex 2304 EFW Pipe (MM)
| Size (MM) | Size (MM) |
|---|---|
| 25 | 50 |
| 32 | 63 |
| 40 | 76 |
| 50 | 89 |
| 63 | 102 |
| 76 | 114 |
| 89 | 140 |
| 102 | 168 |
| 114 | 219 |
| 140 | 273 |
Chemical Properties of Duplex 2304 EFW Pipe Riyadh
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 19.0 - 21.0 |
| Nickel (Ni) | 3.0 - 5.0 |
| Molybdenum (Mo) | 0.5 - 1.0 |
| Manganese (Mn) | 5.0 - 8.0 |
| Silicon (Si) | 0.5 max |
| Carbon (C) | 0.03 max |
| Phosphorus (P) | 0.03 max |
| Sulfur (S) | 0.02 max |
Mechanical Properties of Duplex 2304 EFW Pipe Riyadh
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 450 |
| Yield Strength (MPa) | 320 |
| Elongation (%) | 25 |
| Hardness (HB) | 200 |
| Impact Toughness (J) | 50 |
Duplex 2304 EFW Pipe Riyadh – Physical & Thermal Properties
Density of Duplex 2304 EFW Pipe Riyadh
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.1 g/cm³ | 0.256 lb/in³ |
Melting Point of Duplex 2304 EFW Pipe Riyadh
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1400 - 1450 °C | 2552 - 2642 °F |
Specific Heat of Duplex 2304 EFW Pipe Riyadh
| Specific Heat of Duplex 2304 EFW Pipe Riyadh | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Room Temperature |
| 600 | 100 - 400 | Heating |
| 700 | 400 - 600 | High Temperature |
Electrical Resistivity of Duplex 2304 EFW Pipe Riyadh
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.75 | 20 | As-rolled |
| 0.78 | 100 | |
| 0.80 | 200 | |
| 0.82 | 300 | |
| 0.85 | 400 | |
Equivalent of Duplex 2304 EFW Pipe Riyadh
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4362 | S32304 |
| EN 10088-2 | X2CrNiMoN 22 5 3 | S32304 |
Manufacturing Process & Heat Treatment of Duplex 2304 EFW Pipe
Annealing
The annealing process for Duplex 2304 EFW Pipe involves heating the material to a temperature range of 1000°C to 1100°C, followed by slow cooling. This treatment helps to relieve internal stresses, improve ductility, and refine the microstructure, ensuring optimal mechanical properties for subsequent manufacturing processes.
Forging
Forging of Duplex 2304 involves shaping the material using compressive forces, typically performed at elevated temperatures between 900°C and 1200°C. This process enhances the mechanical properties and uniformity of the material, resulting in a strong and durable pipe suitable for high-pressure applications.
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 |
| Stabilization | 600 - 800 | Air | Enhance corrosion resistance and toughness |
The combination of these heat treatment processes ensures that the Duplex 2304 EFW Pipe exhibits excellent mechanical properties and resistance to corrosion, making it ideal for various industrial applications.
Various Types
Duplex 2304 EFW Pipe - 2 inch
- 2" nominal diameter, Sch 10
- Pickled and Passivated
- Used in chemical processing and petrochemical applications
Duplex 2304 EFW Pipe - 3 inch
- 3" nominal diameter, Sch 10
- Hot Finished
- Ideal for marine and offshore applications
Duplex 2304 EFW Pipe - 4 inch
- 4" nominal diameter, Sch 40
- Annealed
- Suitable for oil and gas transportation
Duplex 2304 EFW Pipe - 6 inch
- 6" nominal diameter, Sch 40
- Cold Drawn
- Used in heat exchangers and pressure vessels
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 2304 EFW Pipe Riyadh
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2304 EFW Pipe | 3 mm | $2.50 – $2.70 | ₹207 – ₹216 |
| Duplex 2304 EFW Pipe | 6 mm | $2.45 – $2.65 | ₹203 – ₹212 |
| Duplex 2304 EFW Pipe | 10 mm | $2.40 – $2.60 | ₹199 – ₹208 |
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 2304 EFW 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.
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