Duplex S32205 Flanges exporter in Singapore
Duplex S32205 Flanges exporter in Singapore offers high-quality stainless steel components designed to meet the rigorous demands of industrial piping systems. Manufactured from Duplex S32205, a premium grade of duplex stainless steel, these flanges provide exceptional strength, corrosion resistance, and durability. The material’s balanced microstructure combines austenitic and ferritic properties, ensuring superior performance in both aggressive and high-pressure environments.
These flanges come in various types including weld neck, slip-on, blind, and threaded, catering to diverse installation requirements across multiple industries. Their precise dimensions conform to international standards such as ASME, ANSI, and ISO, guaranteeing compatibility and reliability in complex pipeline assemblies. The duplex steel composition also offers excellent resistance to stress corrosion cracking and pitting, making it ideal for chemical processing, oil and gas, and marine applications.
Industrial buyers can rely on these flanges for their robust mechanical properties and longevity under fluctuating temperatures and pressures. The export-ready stock maintained in Singapore ensures prompt delivery and comprehensive support for global clients. Each batch undergoes stringent quality control measures, including non-destructive testing and dimensional inspections, to uphold the highest standards expected in critical infrastructure projects.
Additionally, the flanges’ versatility extends to use in desalination plants, power generation, and offshore platforms, where resistance to chloride-induced corrosion is paramount. Singapore’s strategic location and advanced logistics infrastructure facilitate seamless international shipping, making it a preferred hub for sourcing Duplex S32205 stainless steel fittings. Buyers benefit from tailored solutions, including custom dimensions and finishes, to meet specific operational needs.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex S32205 Flanges exporter in Singapore Are Preferred by Global Buyers
- âś” Factory Pricing: Direct manufacturer rates with bulk stock
- âś” Certified Quality: ISO & 3rd-party tested, EN 10204 certified
- âś” Export-Ready: Sea-worthy packaging for on-time delivery
- âś” Fast RFQs: Quick quotes for custom sizes & quantities
- âś” 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 S32205 Flanges exporter in Singapore
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex S32205 Flanges exporter in Singapore
- 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 S32205 Flanges exporter in Singapore
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 S32205 Flanges exporter in Singapore
| 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 S32205 Flanges
- âś” Excellent corrosion resistance in harsh environments
- âś” High strength and enhanced mechanical properties
- âś” Good weldability and fabrication characteristics
- âś” Resistance to stress corrosion cracking
- âś” Suitable for high-pressure applications
- âś” Compliance with international standards and specifications
Technical Overview of Duplex S32205 Flanges
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex S32205 Flange | 22% Chromium, 5% Nickel, 3% Molybdenum | Used in high-pressure applications and corrosive environments | ASTM A240, ASTM A182 |
| Duplex S32205 Flange | 22% Chromium, 5% Nickel, 3% Molybdenum | Suitable for oil and gas, chemical processing industries | ASME B16.5, EN 10088-3 |
| Duplex S32205 Flange | 22% Chromium, 5% Nickel, 3% Molybdenum | Ideal for marine applications and wastewater treatment | ISO 15156, NACE MR0175 |
Specifications Table
| Material | Duplex S32205 |
|---|---|
| Grades | S32205 |
| Standard | ASTM A182, ASME SA182 |
| Size Range | 1/2" to 48" |
| Length | Custom lengths available |
| Form | Flanges (Blind, Slip-On, Weld Neck, etc.) |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex S32205 Flanges | C: 0.03 max, Cr: 22.0-23.0%, Ni: 4.5-6.5%, Mo: 3.0-3.5%, N: 0.08-0.2% | Oil and gas industry, chemical processing, marine applications |
| Duplex S32205 Blind Flanges | C: 0.03 max, Cr: 22.0-23.0%, Ni: 4.5-6.5%, Mo: 3.0-3.5%, N: 0.08-0.2% | Pipelines, pressure vessels, heat exchangers |
| Duplex S32205 Slip-on Flanges | C: 0.03 max, Cr: 22.0-23.0%, Ni: 4.5-6.5%, Mo: 3.0-3.5%, N: 0.08-0.2% | Water treatment, waste management, offshore platforms |
| Duplex S32205 Weld Neck Flanges | C: 0.03 max, Cr: 22.0-23.0%, Ni: 4.5-6.5%, Mo: 3.0-3.5%, N: 0.08-0.2% | Refineries, gas processing, industrial machinery |
| Duplex S32205 Socket Weld Flanges | C: 0.03 max, Cr: 22.0-23.0%, Ni: 4.5-6.5%, Mo: 3.0-3.5%, N: 0.08-0.2% | Power generation, shipbuilding, construction |
Available Sizes of Duplex S32205 Flanges (MM)
| Size (MM) | Size (MM) |
|---|---|
| 15 | 40 |
| 20 | 50 |
| 25 | 80 |
| 32 | 100 |
| 40 | 125 |
| 50 | 150 |
| 65 | 200 |
| 80 | 250 |
| 100 | 300 |
| 150 | 400 |
Chemical Properties of Duplex S32205
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 22.0 - 23.0 |
| Nickel (Ni) | 4.5 - 6.5 |
| Molybdenum (Mo) | 3.0 - 3.5 |
| Manganese (Mn) | 1.0 |
| Silicon (Si) | 0.5 |
| Carbon (C) | 0.03 |
| Sulfur (S) | 0.01 |
| Iron (Fe) | Balance |
Mechanical Properties of Duplex S32205
| Property | Value |
|---|---|
| Tensile Strength | 620 MPa (90 ksi) |
| Yield Strength | 450 MPa (65 ksi) |
| Elongation | 25% |
| Hardness (Rockwell B) | 80 HRB |
| Impact Toughness (Charpy V-notch) | 45 J at -40°C |
Duplex S32205 Flanges – Physical & Thermal Properties
Density of Duplex S32205 Flanges
| Property | Metric | Imperial |
|---|---|---|
| Density | 7.8 g/cmÂł | 0.282 lb/inÂł |
Melting Point of Duplex S32205 Flanges
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1425 - 1475 °C | 2600 - 2700 °F |
Specific Heat of Duplex S32205 Flanges
| Specific Heat of Duplex S32205 Flanges | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 - 100 | Room Temperature |
| 600 | 100 - 500 | Heating |
| 700 | Above 500 | High Temperature |
Electrical Resistivity of Duplex S32205
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.73 | 20 | As Rolled |
| 0.75 | 100 | |
| 0.78 | 200 | |
| 0.82 | 300 | |
| 0.85 | 400 | |
Equivalent of Duplex S32205
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4462 | S32205 |
| EN 10088-2 | X2CrNiMoN22-5-3 | S32205 |
Manufacturing Process & Heat Treatment of Duplex S32205 Flanges
Annealing
Annealing of Duplex S32205 flanges typically involves heating the flanges to a temperature of approximately 1020°C to 1100°C, followed by slow cooling. This process helps to relieve internal stresses, enhance ductility, and improve the overall microstructure of the material, ensuring optimal corrosion resistance and mechanical properties.
Forging
The forging process for Duplex S32205 involves shaping the steel by applying compressive forces, usually at elevated temperatures ranging from 950°C to 1200°C. This method enhances the mechanical properties of the material and ensures a uniform grain structure, which is crucial for the strength and durability of the flanges.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1020 - 1100 | Oil or Water | Increase hardness and strength |
| Tempering | 600 - 800 | Air | Reduce brittleness and relieve stresses |
| Stress Relief | 300 - 500 | Air | Minimize residual stresses |
The combination of these manufacturing and heat treatment processes ensures that Duplex S32205 flanges meet the stringent requirements for strength, corrosion resistance, and durability necessary for various industrial applications.
Various Types
Duplex S32205 Blind Flanges
- Dimensions: 1" to 24" (ANSI, ASME)
- Condition: Hot Finished, Cold Worked
- Applications: Oil & Gas, Chemical Processing, Marine
Duplex S32205 Socket Weld Flanges
- Dimensions: 1/2" to 6" (NPT, BSP)
- Condition: Annealed, Pickled
- Applications: Power Generation, Water Treatment
Duplex S32205 Weld Neck Flanges
- Dimensions: 1" to 48" (ASME B16.5)
- Condition: Cold Drawn, Hot Rolled
- Applications: Petrochemical, Shipbuilding
Duplex S32205 Slip On Flanges
- Dimensions: 1" to 24" (Class 150 to 2500)
- Condition: Machine Finished
- Applications: Construction, HVAC
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 S32205 Flanges
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex S32205 | 3 mm | $5.50 – $6.00 | ₹455 – ₹495 |
| Duplex S32205 | 6 mm | $5.80 – $6.30 | ₹475 – ₹515 |
| Duplex S32205 | 10 mm | $6.00 – $6.50 | ₹490 – ₹530 |
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 S32205 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
- âś” EN 10204 3.1 / 3.2 Mill Test Certificates (MTC)
- âś” Batch-wise quality traceability and inspection records
- ✔ Third-party inspection by SGS, TUV, Bureau Veritas & Lloyd’s
- âś” 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 S32205 Pipe Supplier in Singapore
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- Duplex S32205 Bar Stockist in Singapore
Frequently Asked Questions
About Ragnar Metals & Tubes
- âś” Leading manufacturer, stockist, and exporter of stainless steel and alloy steel products for industrial and infrastructure projects
- âś” ISO 9001:2015 certified quality management system ensuring consistent product reliability and compliance
- âś” Specialized in precision pipes, tubes, fittings, flanges, sheets, plates, fasteners, and round bars
- âś” Modern processing and testing facilities with advanced manufacturing and inspection equipment
- âś” Custom-engineered solutions based on client drawings and technical specifications
- âś” Full material traceability with EN 10204 3.1 / 3.2 mill test certification
- âś” Compliance with ASTM, ASME, DIN, EN, and ISO international standards
- âś” Trusted global supplier supporting oil & gas, petrochemical, power, marine, and heavy engineering industries