Duplex 2101 Flanges exporter in Oman
Duplex 2101 Flanges exporter in Oman plays a critical role in supplying high-performance piping components tailored for demanding industrial environments. These flanges are manufactured using Duplex 2101 stainless steel, a lean duplex alloy known for its excellent corrosion resistance, superior strength, and enhanced weldability. The material's balanced microstructure of austenite and ferrite phases enables it to withstand harsh conditions such as chloride-induced stress corrosion cracking, making it ideal for aggressive chemical and marine applications.
These flanges come in various types including weld neck, slip-on, blind, and threaded configurations to accommodate diverse piping system requirements. Precision-engineered to comply with international standards like ASTM A182 and ASME B16.5, they ensure compatibility and safety in high-pressure and high-temperature environments. The dimensional accuracy and surface finish are maintained to optimize joint integrity and facilitate smooth installation in complex industrial setups.
Widely utilized across sectors such as oil and gas, petrochemicals, desalination plants, and offshore platforms, these components offer longevity and reliability where conventional materials might fail. Their duplex nature provides a significant advantage in environments prone to pitting and crevice corrosion, extending the operational lifecycle of pipelines and reducing maintenance costs. This makes them a preferred choice for companies aiming to enhance system durability and efficiency.
Export readiness is a key aspect, with suppliers ensuring that all products undergo rigorous quality checks and certifications before shipment. Packaging is designed to prevent damage during transit, and logistical arrangements are optimized for timely delivery to Oman and neighboring regions. Comprehensive documentation including material test reports, heat treatment certificates, and compliance certifications accompany each consignment, facilitating smooth customs clearance and project execution.
For industrial buyers in Oman seeking reliable duplex stainless steel flanges, partnering with experienced exporters ensures access to premium-grade components that meet stringent industry requirements. This collaboration supports the development and maintenance of robust infrastructure, contributing to the success of critical projects in challenging environments.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2101 Flanges exporter in Oman 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 2101 Flanges exporter in Oman
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2101 Flanges exporter in Oman
- 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 2101 Flanges exporter in Oman
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 2101 Flanges exporter in Oman
| 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 2101 Flanges
- ✔ High resistance to stress corrosion cracking
- ✔ Excellent mechanical properties at elevated temperatures
- ✔ Enhanced durability and longevity in harsh environments
- ✔ Cost-effective alternative to higher nickel alloys
- ✔ Good weldability and fabricability
- ✔ Versatile application in various industries including oil and gas
Technical Overview of Duplex 2101 Flanges
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2101 Flanges | Fe, Cr (18-20%), Ni (4.5-6.5%), Mo (0.5-1.0%) | Suitable for use in various applications including oil and gas, chemical processing, and marine environments. | ASTM A240, ASTM A182, ASME SA240 |
| Duplex 2101 Flanges | Fe, Cr (18-20%), Ni (4.5-6.5%), Mo (0.5-1.0%) | Designed for high strength and corrosion resistance, ideal for harsh environments. | ISO 15156, NACE MR0175 |
| Duplex 2101 Flanges | Fe, Cr (18-20%), Ni (4.5-6.5%), Mo (0.5-1.0%) | Commonly used in pressure vessels, piping, and structural applications. | EN 10088-1, EN 10204 |
Specifications Table
| Material | Duplex Stainless Steel 2101 |
|---|---|
| Grades | UNS S32101 |
| Standard | ASTM A182, ASME SA182 |
| Size Range | 1/2" to 24" |
| Length | Custom lengths available |
| Form | Blind, Weld Neck, Slip-On, Threaded |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2101 Flanges | Fe, 22% Cr, 5% Ni, 3% Mo, 0.2% N | Oil and gas, marine applications, chemical processing |
| Duplex 2101 Flanges | Fe, 23% Cr, 4.5% Ni, 0.5% Mo, 0.15% N | Construction, pressure vessels, heat exchangers |
| Duplex 2101 Flanges | Fe, 24% Cr, 5.5% Ni, 0.5% Mo, 0.1% N | Pulp and paper industry, wastewater treatment |
| Duplex 2101 Flanges | Fe, 21% Cr, 6% Ni, 3% Mo, 0.1% N | Pharmaceuticals, food processing |
| Duplex 2101 Flanges | Fe, 22.5% Cr, 5% Ni, 3% Mo, 0.25% N | Marine environments, desalination plants |
Available Sizes of Duplex 2101 Flanges (MM)
| Size (MM) | Size (MM) |
|---|---|
| 15 | 20 |
| 25 | 32 |
| 40 | 50 |
| 65 | 80 |
| 100 | 125 |
| 150 | 200 |
| 250 | 300 |
| 350 | 400 |
| 450 | 500 |
| 600 | 700 |
Chemical Properties of Duplex 2101
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 20.0 - 22.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 0.1 - 0.5 |
| Manganese (Mn) | 5.5 - 8.0 |
| Silicon (Si) | 0.5 - 1.0 |
| Carbon (C) | 0.03 max |
| Sulfur (S) | 0.02 max |
| Iron (Fe) | Balance |
Mechanical Properties of Duplex 2101
| Property | Value |
|---|---|
| Tensile Strength | 450 MPa |
| Yield Strength | 250 MPa |
| Elongation | 25% |
| Hardness (HB) | 160 |
| Impact Toughness (Charpy V-notch) | 50 J |
Duplex 2101 Flanges – Physical & Thermal Properties
Density of Duplex 2101 Flanges
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.1 g/cm³ | 0.256 lb/in³ |
Melting Point of Duplex 2101 Flanges
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1400 - 1450 °C | 2552 - 2642 °F |
Specific Heat of Duplex 2101 Flanges
| Specific Heat of Duplex 2101 Flanges | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Room Temperature |
| 600 | 100 - 400 | High Temperature |
| 700 | 400 - 800 | Elevated Temperature |
Electrical Resistivity of Duplex 2101
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.74 | 20 | As-rolled |
| 0.75 | 100 | |
| 0.76 | 200 | |
| 0.77 | 300 | |
| 0.78 | 400 | |
Equivalent of Duplex 2101 Flanges
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| EN 1.4162 | 1.4162 | S32101 |
| AISI 2101 | 1.4162 | S32101 |
Manufacturing Process & Heat Treatment of Duplex 2101 Flanges
Annealing
Annealing of Duplex 2101 flanges involves heating the material to a temperature range of 950-1050°C, followed by controlled cooling. This process helps to relieve internal stresses, improve ductility, and enhance the overall mechanical properties of the steel.
Forging
The forging process for Duplex 2101 flanges includes heating the steel to approximately 1100-1200°C and then shaping it using mechanical presses or hammers. This method refines the grain structure, increases strength, and ensures the integrity of the final product.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020-1100 | Water or Oil | To increase hardness and strength |
| Tempering | 300-600 | N/A | To reduce brittleness and improve toughness |
| Stress Relieving | 600-800 | N/A | To eliminate residual stresses |
The combination of these manufacturing and heat treatment processes ensures that Duplex 2101 flanges achieve the optimal balance of strength, corrosion resistance, and durability, making them suitable for various industrial applications.
Various Types
Duplex 2101 Slip-On Flanges
- Dimensions: ANSI B16.5, 1/2" to 24"
- Condition: Hot Finished, Cold Drawn
- Applications: Piping systems, Oil and gas industry
Duplex 2101 Weld Neck Flanges
- Dimensions: ANSI B16.5, 1" to 30"
- Condition: Annealed, Pickled
- Applications: High-pressure systems, Chemical processing
Duplex 2101 Blind Flanges
- Dimensions: ANSI B16.5, 1/2" to 36"
- Condition: As Forged, Machined
- Applications: End of line closures, Pressure vessel applications
Duplex 2101 Threaded Flanges
- Dimensions: ANSI B16.5, 1/2" to 12"
- Condition: Cold Worked, Hot Rolled
- Applications: Valve installations, Low-pressure systems
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 2101 Flanges
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2101 | 3 mm | $2.50 – $2.80 | ₹207 – ₹232 |
| Duplex 2101 | 6 mm | $2.40 – $2.70 | ₹199 – ₹224 |
| Duplex 2101 | 10 mm | $2.30 – $2.60 | ₹192 – ₹217 |
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 2101 Flanges.
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