Duplex 2101 Flanges supplier Dammam
Duplex 2101 Flanges supplier Dammam offers high-quality, corrosion-resistant flanges designed for demanding industrial environments. Manufactured from Duplex 2101 stainless steel, these flanges provide an excellent balance of strength and corrosion resistance, making them ideal for use in chemical processing, oil and gas, and marine applications. The duplex structure combines austenitic and ferritic properties, resulting in superior performance under aggressive conditions.
These flanges come in various types including weld neck, slip-on, blind, and threaded, catering to different piping system requirements. With precise dimensions conforming to ASTM A182 standards and pressure ratings up to Class 3000, they ensure reliable sealing and mechanical integrity. The duplex stainless steel composition enhances resistance to stress corrosion cracking and pitting, which is crucial for maintaining safety and longevity in critical infrastructure.
Industrial buyers seeking robust components for pipelines and pressure vessels will find these flanges suitable for both high-temperature and high-pressure environments. Their excellent mechanical properties allow for use in environments exposed to chlorides and other corrosive agents. This makes them particularly valuable for refineries, desalination plants, and offshore platforms where durability is paramount.
Export-ready with comprehensive certifications, the flanges are packaged to withstand long-distance shipping without damage. Suppliers in Dammam ensure compliance with international quality standards and offer customization options to meet specific project needs. Timely delivery and after-sales support further enhance their appeal to global industrial clients.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2101 Flanges supplier Dammam 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 supplier Dammam
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2101 Flanges supplier Dammam
- 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 supplier Dammam
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 supplier Dammam
| 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
- ✔ Excellent corrosion resistance in various environments
- ✔ High strength combined with good ductility
- ✔ Cost-effective alternative to higher nickel alloys
- ✔ Suitable for a range of temperatures and pressures
- ✔ Lightweight yet robust construction for various applications
- ✔ Available in multiple sizes and pressure ratings
Technical Overview of Duplex 2101 Flanges
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2101 Flanges | 22% Cr, 5% Ni, 3.5% Mo, 0.2% N, balance Fe | Used in various industrial applications, especially in the oil and gas sector | ASTM A240, ASTM A182, ASME SA240 |
| Duplex 2101 Flanges | 22% Cr, 5% Ni, 3.5% Mo, 0.2% N, balance Fe | Suitable for high strength and corrosion resistance environments | EN 10088-3, NACE MR0175 |
| Duplex 2101 Flanges | 22% Cr, 5% Ni, 3.5% Mo, 0.2% N, balance Fe | Ideal for applications requiring resistance to pitting and crevice corrosion | ISO 15156, API 6A |
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 | Flanges |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2101 Flange | Fe, 21% Cr, 0.18% N, 4.5% Ni | Oil and gas, chemical processing, marine environments |
| Duplex 2205 Flange | Fe, 22% Cr, 5% Ni, 0.18% N | Pulp and paper, pressure vessels, offshore oil rigs |
| Duplex 2507 Flange | Fe, 25% Cr, 7% Ni, 0.3% N | Seawater applications, desalination plants, chemical processing |
| Super Duplex 32750 Flange | Fe, 25% Cr, 6% Ni, 0.3% N | Oil and gas, marine applications, chemical processing |
| Duplex 2101 Forged Flange | Fe, 21% Cr, 0.18% N, 4.5% Ni | Pipelines, structural applications, valves |
Available Sizes of Duplex 2101 Flanges (MM)
| Size (MM) | Size (MM) |
|---|---|
| 15 | 25 |
| 32 | 40 |
| 50 | 65 |
| 80 | 100 |
| 125 | 150 |
| 200 | 250 |
| 300 | 350 |
| 400 | 450 |
| 500 | 600 |
| 700 | 800 |
Chemical Properties of Duplex 2101
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 19.5 - 21.5 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 0.5 - 1.0 |
| Manganese (Mn) | 5.0 - 7.0 |
| Silicon (Si) | 0.5 - 1.0 |
| Carbon (C) | ≤ 0.03 |
| Phosphorus (P) | ≤ 0.03 |
| Sulfur (S) | ≤ 0.01 |
Mechanical Properties of Duplex 2101 Flanges
| Property | Value |
|---|---|
| Yield Strength (MPa) | 450 |
| Tensile Strength (MPa) | 600 |
| Elongation (%) | 25 |
| Hardness (HB) | 250 |
| Impact Toughness (J at -40°C) | 60 |
Duplex 2101 Flanges – Physical & Thermal Properties
Density of Duplex 2101 Flanges
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.0 g/cm³ | 0.25 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 | Annealed |
| 490 | 100 - 300 | Annealed |
| 460 | 300 - 600 | Annealed |
Electrical Resistivity of Duplex 2101
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.77 | 20 | As-Received |
| 0.85 | 100 | |
| 0.90 | 200 | |
| 0.95 | 300 | |
| 1.00 | 400 | |
Equivalent of Duplex 2101 Flanges
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| EN 1.4162 | S32101 | S32101 |
| AISI 2101 | 1.4162 | S32101 |
Manufacturing Process & Heat Treatment of Duplex 2101 Flanges
Annealing
The annealing process for Duplex 2101 involves heating the material to a temperature range of 950°C to 1050°C, followed by a controlled cooling. This process helps to relieve internal stresses, improve ductility, and homogenize the microstructure, ensuring optimal performance in service.
Forging
Forging of Duplex 2101 flanges is typically carried out at temperatures between 1100°C and 1250°C. This hot working process enhances the mechanical properties by refining the grain structure and improving the strength and toughness of the material.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020 - 1100 | Water or Oil | To increase hardness and strength |
| Tempering | 600 - 800 | Air | To reduce brittleness and improve toughness |
| Stabilization | 700 - 900 | Air | To enhance corrosion resistance and stabilize microstructure |
The manufacturing and heat treatment processes for Duplex 2101 flanges ensure high performance and durability in various industrial applications, making them a reliable choice for global steel exports.
Various Types
Duplex 2101 Weld Neck Flange
- Size: 1" to 24"
- Condition: Hot Finished, Cold Drawn
- Applications: Oil & Gas, Chemical Processing
Duplex 2101 Blind Flange
- Size: 1" to 30"
- Condition: As Rolled
- Applications: Water Treatment, Pulp & Paper
Duplex 2101 Slip-On Flange
- Size: 1" to 36"
- Condition: Annealed
- Applications: HVAC, Marine Applications
Duplex 2101 Socket Weld Flange
- Size: 1/2" to 4"
- Condition: Pickled and Passivated
- Applications: High Pressure Systems, Pharmaceutical
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 – $3.00 | ₹207 – ₹248 |
| Duplex 2101 | 6 mm | $2.70 – $3.20 | ₹224 – ₹266 |
| Duplex 2101 | 10 mm | $3.00 – $3.50 | ₹248 – ₹290 |
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.
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