Duplex 2304 EFW Pipe Saudi Arabia
Duplex 2304 EFW Pipe Saudi Arabia is a specialized stainless steel pipe known for its excellent corrosion resistance and high strength properties. Manufactured using the Electric Fusion Welding (EFW) process, this duplex steel grade combines the benefits of austenitic and ferritic stainless steels, making it suitable for demanding industrial environments. Its balanced microstructure provides enhanced durability, making it a preferred choice in sectors requiring reliable performance under harsh conditions.
This type of pipe is typically fabricated from duplex 2304 stainless steel, which offers superior resistance to stress corrosion cracking and pitting compared to conventional stainless steels. With a chromium content of approximately 23% and 4% nickel, it ensures robustness in chloride-rich environments. The EFW technique ensures a strong, homogenous weld with minimal defects, suitable for large-diameter pipes used in pipelines and structural applications.
Industries such as oil and gas, petrochemical, desalination plants, and chemical processing extensively utilize these pipes due to their ability to withstand corrosive media and high pressures. The duplex grade also provides excellent mechanical properties, including high tensile strength and good ductility, which are critical for pipelines transporting aggressive fluids or operating under fluctuating temperatures.
Producers in Saudi Arabia offer these pipes in various sizes and thicknesses to meet international standards, such as ASTM A789 or EN 10217, ensuring compatibility with global project requirements. The supply chain is well-equipped for export, providing seamless logistics, certification, and quality assurance documentation, making these pipes readily available for international buyers seeking reliable and certified products.
For industrial buyers seeking durable, corrosion-resistant piping solutions, duplex 2304 EFW products from Saudi Arabia present an optimal balance of performance and cost-efficiency. Their export-ready status and compliance with stringent industry norms make them a strategic choice for infrastructure projects demanding longevity and safety in challenging environments.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2304 EFW Pipe Saudi Arabia 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 Saudi Arabia
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2304 EFW Pipe Saudi Arabia
- 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 Saudi Arabia
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 Saudi Arabia
| 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
- ✔ Excellent corrosion resistance in a wide range of environments
- ✔ High strength and durability, suitable for demanding applications
- ✔ Cost-effective alternative to higher alloy stainless steels
- ✔ Good weldability, allowing for versatile fabrication options
- ✔ Reduced risk of stress corrosion cracking
- ✔ Lightweight design, facilitating easier handling and installation
Technical Overview of Duplex 2304 EFW Pipe
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Bal. Fe | Used in chemical processing, oil & gas, and marine applications | ASTM A928, ASME SA928 |
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Bal. Fe | Corrosion-resistant piping for high chloride environments | API 5L, ASTM A789 |
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Bal. Fe | Applications requiring high strength and good weldability | EN 10088-3, ISO 15156 |
Specifications Table
| Material | Duplex Stainless Steel 2304 |
|---|---|
| Grades | ASTM A812, ASME SA812 |
| Standard | ASTM A240 / A240M |
| Size Range | 1/2" to 24" nominal pipe size |
| Length | Custom lengths available up to 12 meters |
| Form | Electric Fusion Welded (EFW) |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Balance Fe | Oil & Gas, Chemical Processing, Pressure Vessels |
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Balance Fe | Marine Applications, Pulp and Paper Industry |
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Balance Fe | Water Treatment, Wastewater Management |
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Balance Fe | Food Processing, Pharmaceutical Equipment |
| Duplex 2304 EFW Pipe | 22% Cr, 4.5% Ni, 0.2% N, Balance Fe | Heat Exchangers, Structural Applications |
Available Sizes of Duplex 2304 EFW Pipe (MM)
| Size (MM) | Size (MM) |
|---|---|
| 21.3 | 26.9 |
| 33.7 | 42.4 |
| 48.3 | 60.3 |
| 76.1 | 89.1 |
| 114.3 | 141.3 |
| 168.3 | 193.7 |
| 219.1 | 273.0 |
| 323.9 | 355.6 |
| 406.4 | 457.0 |
| 508.0 | 609.6 |
Chemical Properties of Duplex 2304 EFW Pipe Saudi Arabia
| Element | Composition (%) |
|---|---|
| Iron (Fe) | 60.0 - 70.0 |
| Chromium (Cr) | 18.0 - 20.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 0.5 - 1.0 |
| Manganese (Mn) | 0.5 - 2.0 |
| Silicon (Si) | 0.5 - 1.0 |
| Carbon (C) | 0.03 max |
| Sulfur (S) | 0.01 max |
Mechanical Properties of Duplex 2304 EFW Pipe
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 500-650 |
| Yield Strength (MPa) | 350-450 |
| Elongation (%) | 25 |
| Hardness (HB) | 200-250 |
| Impact Toughness (J) | 40 (at -40°C) |
Duplex 2304 EFW Pipe – Physical & Thermal Properties
Density of Duplex 2304 EFW Pipe
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.1 g/cm³ | 0.256 lb/in³ |
Melting Point of Duplex 2304 EFW Pipe
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1400 - 1450 °C | 2552 - 2642 °F |
Specific Heat of Duplex 2304 EFW Pipe
| Specific Heat of Duplex 2304 EFW Pipe | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Solid |
| 600 | 100 - 300 | Solid |
| 700 | 300 - 600 | Solid |
Electrical Resistivity of Duplex 2304 EFW Pipe Saudi Arabia
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.75 | 20 | As Welded |
| 0.76 | 100 | |
| 0.77 | 200 | |
| 0.78 | 300 | |
| 0.79 | 400 | |
Equivalent of Duplex 2304 EFW Pipe Saudi Arabia
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4362 | S32304 |
| EN 10088-2 | X2CrNiMoN22-5-3 | S32304 |
Manufacturing Process & Heat Treatment of Duplex 2304 EFW Pipe
Annealing
Annealing of Duplex 2304 EFW Pipe involves heating the material to a temperature range of 1020°C to 1100°C, followed by controlled cooling. This process helps in relieving internal stresses, improving ductility, and enhancing corrosion resistance.
Forging
The forging process for Duplex 2304 involves hot working the steel at temperatures typically between 900°C and 1200°C. This method refines the grain structure, increases strength, and ensures uniform mechanical properties throughout the pipe.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1000 - 1100 | Water | To increase hardness and strength |
| Tempering | 600 - 800 | Air | To reduce brittleness and improve toughness |
| Stress Relieving | 500 - 650 | Air | To alleviate residual stresses from welding and forming |
The heat treatment processes for Duplex 2304 EFW Pipe are crucial for achieving the desired mechanical properties and enhancing the overall performance of the material in various applications.
Various Types
Duplex 2304 EFW Pipe 2 Inch
- 2" Schedule 40, 3m length
- Annealed
- Used in wastewater treatment and chemical processing
Duplex 2304 EFW Pipe 3 Inch
- 3" Schedule 40, 6m length
- Pickled and Passivated
- Ideal for marine applications and offshore structures
Duplex 2304 EFW Pipe 4 Inch
- 4" Schedule 40, 5m length
- Hot Finished
- Used in oil and gas applications
Duplex 2304 EFW Pipe 6 Inch
- 6" Schedule 40, 4m length
- Cold Drawn
- Suitable for high-pressure applications
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
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2304 | 3 mm | $2.50 – $3.00 | ₹207 – ₹248 |
| Duplex 2304 | 6 mm | $2.80 – $3.30 | ₹232 – ₹273 |
| Duplex 2304 | 10 mm | $3.10 – $3.70 | ₹257 – ₹307 |
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.
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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