Duplex Pipe Saudi Arabia
Duplex Pipe Saudi Arabia represents a critical component in industries requiring superior corrosion resistance and high strength. These pipes are manufactured from duplex stainless steel, a material renowned for its dual-phase microstructure combining austenitic and ferritic stainless steel. This unique composition provides enhanced durability, excellent resistance to stress corrosion cracking, and outstanding mechanical properties, making them ideal for demanding environments.
Typically produced as seamless or welded pipes, these products conform to stringent international standards such as ASTM A790 and EN 10216. Their specifications often include grades like 2205 and 2507, offering varying degrees of chemical resistance and tensile strength. Dimensions and wall thicknesses are tailored to meet the needs of sectors such as oil and gas, petrochemical, desalination plants, and marine engineering, where operational reliability under aggressive conditions is paramount.
The role of these pipes extends beyond mere fluid conveyance; they are integral in systems handling corrosive media and high-pressure fluids. Their duplex structure ensures longevity and minimal maintenance, which is crucial for reducing downtime in industrial processes. Additionally, their ability to withstand chloride-induced corrosion makes them suitable for offshore applications and coastal infrastructure projects.
Saudi Arabia’s strategic location and well-established industrial base facilitate the export of these duplex stainless steel pipes to global markets. Manufacturers in the region emphasize quality assurance, employing advanced testing methods such as ultrasonic inspection, hydrostatic tests, and non-destructive examinations to guarantee compliance with international specifications. This export readiness ensures that buyers receive products that meet both technical and regulatory requirements.
For industrial buyers seeking robust piping solutions, opting for duplex stainless steel pipes from this region ensures access to materials that combine performance with cost efficiency. Their adaptability across diverse industrial applications and adherence to global standards make them a preferred choice for projects demanding both reliability and longevity.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 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 Pipe Saudi Arabia
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 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 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 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 Pipe Saudi Arabia
- ✔ High strength-to-weight ratio
- ✔ Excellent corrosion resistance in aggressive environments
- ✔ Superior weldability for ease of installation
- ✔ Enhanced durability for long service life
- ✔ Cost-effective solution for various applications
- ✔ High thermal conductivity for efficient heat transfer
Technical Overview of Duplex Pipe Saudi Arabia
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex Stainless Steel Pipe | 25% Chromium, 5% Nickel, 3.5% Molybdenum | Oil and gas, chemical processing, and marine applications | ASTM A790, ASTM A928 |
| Duplex Welded Pipe | 22% Chromium, 5% Nickel, 3% Molybdenum | Pressure vessels, heat exchangers, and piping systems | ASME SA790, EN 10216-5 |
| Duplex Seamless Pipe | 24% Chromium, 6% Nickel, 0.2% Nitrogen | Desalination plants, offshore platforms, and storage tanks | API 5L, ISO 15156 |
Specifications Table
| Material | Duplex Stainless Steel |
|---|---|
| Grades | S31803, S32205, S32750 |
| Standard | ASTM A790, ASME SA790 |
| Size Range | 1/2" to 24" (NPS) |
| Length | Standard lengths of 6 meters, custom lengths available |
| Form | Seamless and Welded |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2205 | 22% Cr, 5% Ni, 3% Mo | Oil and gas, chemical processing, marine applications |
| Duplex 2507 | 25% Cr, 7% Ni, 4% Mo | Seawater applications, pulp and paper, petrochemical |
| Super Duplex 2507 | 25% Cr, 7% Ni, 4% Mo, 0.3% N | High chloride environments, oil rigs, heat exchangers |
| Duplex 31803 | 22% Cr, 5% Ni, 3% Mo, 0.2% N | Food processing, pressure vessels, wastewater treatment |
| Duplex 32750 | 25% Cr, 6% Ni, 0.3% N | Marine applications, offshore oil and gas, chemical storage |
Available Sizes of Duplex Pipe (MM)
| Size (MM) | Size (MM) |
|---|---|
| 25 | 50 |
| 32 | 63 |
| 40 | 76 |
| 50 | 89 |
| 65 | 108 |
| 80 | 114 |
| 100 | 168 |
| 125 | 219 |
| 150 | 273 |
| 200 | 325 |
Chemical Properties of Duplex Pipe Saudi Arabia
| Element | Composition (%) |
|---|---|
| Iron (Fe) | 65.0 - 70.0 |
| Chromium (Cr) | 22.0 - 25.0 |
| Nickel (Ni) | 4.5 - 7.0 |
| Molybdenum (Mo) | 3.0 - 5.0 |
| Manganese (Mn) | 1.0 - 2.0 |
| Silicon (Si) | 0.5 - 1.5 |
| Carbon (C) | 0.03 - 0.1 |
| Sulfur (S) | 0.01 max |
Mechanical Properties of Duplex Pipe Saudi Arabia
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 620 - 800 |
| Yield Strength (MPa) | 450 - 600 |
| Elongation (%) | 25 |
| Hardness (HB) | 250 - 300 |
| Impact Toughness (J) | 40 at -50°C |
Duplex Pipe Saudi Arabia – Physical & Thermal Properties
Density of Duplex Pipe Saudi Arabia
| Property | Metric | Imperial |
|---|---|---|
| Density | 7,800 kg/m³ | 0.28 lb/in³ |
Melting Point of Duplex Pipe Saudi Arabia
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1,400 - 1,450 °C | 2,552 - 2,642 °F |
Specific Heat of Duplex Pipe Saudi Arabia
| Specific Heat of Duplex Pipe Saudi Arabia | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Solid |
| 600 | 100 - 800 | Solid |
| 700 | 800 - 1,200 | Solid |
Electrical Resistivity of Duplex Pipe Saudi Arabia
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.70 | 20 | As-Received |
| 0.75 | 100 | |
| 0.80 | 200 | |
| 0.85 | 300 | |
| 0.90 | 400 | |
Equivalent of Duplex Pipe Saudi Arabia
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A790 | 1.4462 | S32205 |
| EN 10088-3 | X2CrNiMoN22-5-3 | S31803 |
Manufacturing Process & Heat Treatment of Duplex Pipe Saudi Arabia
Annealing
Annealing of duplex pipes involves heating the material to a temperature range of 1020°C to 1150°C, followed by a controlled cooling process. This treatment helps to relieve internal stresses, improve ductility, and enhance the overall microstructure of the steel, reducing the risk of brittleness and improving weldability.
Forging
Forging of duplex pipes is conducted at temperatures between 900°C and 1200°C. This process involves shaping the metal through compressive forces, which enhances the material's mechanical properties, improves structural integrity, and refines the grain structure, resulting in improved strength and toughness.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1000 - 1100 | Oil | To increase hardness and strength of the duplex steel. |
| Tempering | 600 - 800 | Air | To reduce brittleness and improve toughness after hardening. |
| Stress Relieving | 500 - 600 | Air | To relieve residual stresses induced by welding and machining. |
The manufacturing and heat treatment processes of duplex pipes in Saudi Arabia are critical to ensuring high performance and durability in various industrial applications. Proper control of these processes leads to optimal mechanical properties and enhanced corrosion resistance, making duplex pipes a preferred choice in challenging environments.
Various Types
Duplex Stainless Steel Pipe S31803
- Diameter: 1" to 24"
- Condition: Annealed
- Applications: Oil & Gas, Chemical Processing
Duplex Stainless Steel Pipe S32205
- Diameter: 1/2" to 12"
- Condition: Polished
- Applications: Pulp & Paper, Marine Applications
Duplex Stainless Steel Pipe S32750
- Diameter: 3" to 20"
- Condition: Hot Finished
- Applications: Desalination, Chemical Transport
Duplex Stainless Steel Pipe S32760
- Diameter: 1" to 10"
- Condition: Cold Drawn
- Applications: Oil & Gas, Power Generation
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 Pipe Saudi Arabia
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex Pipe | 3 mm | $3.50 – $4.00 | ₹290 – ₹330 |
| Duplex Pipe | 6 mm | $3.80 – $4.30 | ₹310 – ₹350 |
| Duplex Pipe | 10 mm | $4.00 – $4.50 | ₹330 – ₹370 |
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 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
- Duplex Stainless Steel Suppliers in Saudi Arabia
- Duplex Pipe Specifications
- Duplex Steel Pipe Price in Saudi Arabia
- Applications of Duplex Pipes
- Duplex Pipe Manufacturers in the Middle East
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