Duplex 2507 Sheet manufacturer
Duplex 2507 Sheet manufacturer specializes in producing high-performance duplex stainless steel sheets known for their exceptional corrosion resistance and mechanical strength. This super duplex alloy combines austenitic and ferritic stainless steel properties, making it ideal for harsh industrial environments. The sheets typically exhibit a balanced microstructure, providing enhanced durability and resistance to stress corrosion cracking, pitting, and crevice corrosion.
These sheets are commonly fabricated in thicknesses and dimensions suitable for various fabrication processes, including welding, forming, and machining. Their chemical composition, primarily containing chromium, molybdenum, and nickel, ensures superior performance in chemical processing, marine, and offshore applications. The material’s high tensile strength and excellent toughness make it a preferred choice for pressure vessels, heat exchangers, and pipelines.
Manufacturers maintain strict quality control and adhere to international standards such as ASTM A240 and EN 10088 to ensure the sheets meet global industrial requirements. The duplex stainless steel sheets undergo rigorous testing, including ultrasonic inspection and hardness testing, to guarantee consistency and reliability in critical applications. These specifications are vital for clients seeking materials suitable for aggressive environments and long service life.
With a focus on export readiness, suppliers offer comprehensive support including certification documentation, customized packaging, and timely delivery schedules. The sheets are suitable for shipment worldwide, complying with export regulations and industry-specific standards. This ensures that international buyers receive products that meet their quality expectations and project timelines efficiently.
Industrial buyers looking for robust and versatile stainless steel solutions will find these duplex sheets highly advantageous. Their excellent weldability, combined with resistance to chloride-induced corrosion, makes them indispensable in sectors such as oil and gas, chemical manufacturing, and desalination plants. Partnering with a reliable manufacturer ensures access to premium-grade materials tailored for demanding industrial applications.
Lead Time
2–7 weeks depending on size
Delivery Terms
FOB, CIF, DDP
Shipping Modes
Sea / Air / Express
Why Duplex 2507 Sheet manufacturer 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 2507 Sheet manufacturer
- 2. How to Choose the Right Manufacturer
- 3.Comparison of Duplex 2507 Sheet manufacturer
- 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 2507 Sheet manufacturer
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 2507 Sheet manufacturer
| 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 2507 Sheet
- ✔ High strength and durability
- ✔ Excellent corrosion resistance in seawater and acidic environments
- ✔ Superior weldability and formability
- ✔ Dual-phase microstructure for enhanced mechanical properties
- ✔ Suitable for high-temperature applications
- ✔ Available in various thicknesses and dimensions
Technical Overview of Duplex 2507
| Product | Composition | Usage | Standards |
|---|---|---|---|
| Duplex 2507 Sheet | 25% Chromium, 7% Nickel, 4% Molybdenum, and Iron balance | Used in high chloride environments, oil and gas industries, and seawater applications | ASTM A240, ASME SA240 |
| Duplex 2507 Sheet | 25% Chromium, 7% Nickel, 4% Molybdenum, and Iron balance | Ideal for pressure vessels, heat exchangers, and chemical processing | EN 10088-1, UNS S32750 |
| Duplex 2507 Sheet | 25% Chromium, 7% Nickel, 4% Molybdenum, and Iron balance | Recommended for applications requiring high strength and corrosion resistance | ISO 9445, ASTM A240 |
Specifications Table
| Material | Duplex 2507 |
|---|---|
| Grades | UNS S32750, UNS S32760 |
| Standard | ASTM A240/A240M, ASME SA240/SA240M |
| Size Range | 0.5 mm to 50 mm thickness |
| Length | Up to 3000 mm |
| Form | Sheet |
Available Grades Table
| Product | Composition | Applications |
|---|---|---|
| Duplex 2507 Sheet | 25% Cr, 7% Ni, 4% Mo | Oil and gas industry, chemical processing, seawater applications |
| Duplex 2507 Sheet | 25% Cr, 7% Ni, 4% Mo | Marine environments, thermal desalination plants, pulp and paper industry |
| Duplex 2507 Sheet | 25% Cr, 7% Ni, 4% Mo | Power generation, petrochemical refineries, offshore structures |
| Duplex 2507 Sheet | 25% Cr, 7% Ni, 4% Mo | Heat exchangers, pressure vessels, tanks |
| Duplex 2507 Sheet | 25% Cr, 7% Ni, 4% Mo | Construction of bridges, high-performance industrial equipment |
Available Sizes of Duplex 2507 Sheet (MM)
| Size (MM) | Size (MM) |
|---|---|
| 1000 x 2000 | 1250 x 2500 |
| 1500 x 3000 | 2000 x 4000 |
| 2500 x 5000 | 3000 x 6000 |
| 500 x 1000 | 600 x 1200 |
| 800 x 2000 | 1000 x 1000 |
| 1200 x 2400 | 1500 x 1500 |
| 2000 x 2000 | 3000 x 3000 |
| 2500 x 2500 | 4000 x 4000 |
| 1500 x 2000 | 1600 x 3200 |
| 1200 x 1800 | 900 x 1800 |
Chemical Properties of Duplex 2507
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 24.0 - 26.0 |
| Nickel (Ni) | 6.0 - 8.0 |
| Molybdenum (Mo) | 3.5 - 5.0 |
| Manganese (Mn) | 0.8 - 1.5 |
| Silicon (Si) | 0.5 max |
| Carbon (C) | 0.03 max |
| Phosphorus (P) | 0.03 max |
| Sulfur (S) | 0.01 max |
Mechanical Properties of Duplex 2507
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 620 |
| Yield Strength (MPa) | 450 |
| Elongation (%) | 25 |
| Hardness (HB) | 290 |
| Modulus of Elasticity (GPa) | 200 |
Duplex 2507 – Physical & Thermal Properties
Density of Duplex 2507
| Property | Metric | Imperial |
|---|---|---|
| Density | 7,850 kg/m³ | 490 lb/ft³ |
Melting Point of Duplex 2507
| Property | Metric | Imperial |
|---|---|---|
| Melting Point | 1,450 °C | 2,642 °F |
Specific Heat of Duplex 2507
| Specific Heat of Duplex 2507 | ||
|---|---|---|
| Specific Heat (J/kg·K) | Temperature Range (°C) | Condition |
| 500 | 20 to 100 | Room Temperature |
| 450 | 100 to 300 | Elevated Temperature |
| 400 | 300 to 600 | High Temperature |
Electrical Resistivity of Duplex 2507
| Electrical Resistivity | ||
|---|---|---|
| Value (µΩ·m) | Temperature (°C) | Treatment or Condition |
| 0.7 | 20 | As-rolled |
| 0.8 | 100 | |
| 0.9 | 200 | |
| 1.0 | 300 | |
| 1.1 | 400 | |
Equivalent of Duplex 2507 Sheet
| Standard | Werkstoff Nr. | UNS |
|---|---|---|
| ASTM A240 | 1.4410 | S32750 |
| EN 10088-3 | X2CrNiMoN25-7-4 | S32760 |
Manufacturing Process & Heat Treatment of Duplex 2507
Annealing
The annealing process for Duplex 2507 involves heating the material to a temperature range of 1020°C to 1100°C, followed by a controlled cooling process. This treatment helps to relieve internal stresses, improve ductility, and enhance the overall mechanical properties of the steel.
Forging
Forging of Duplex 2507 is typically performed at temperatures between 1100°C and 1200°C. This process involves shaping the metal by applying compressive forces, which refines the grain structure, enhances strength, and improves toughness, making it suitable for high-stress applications.
Hardening & Tempering
| Process | Temperature Range (°C) | Quenching Medium | Purpose |
|---|---|---|---|
| Hardening | 1000 - 1100 | Oil or Water | Increase hardness and strength |
| Tempering | 300 - 600 | Air | Reduce brittleness and improve toughness |
| Stress Relieving | 300 - 600 | Air | Minimize residual stresses after machining |
The combination of these manufacturing and heat treatment processes ensures that Duplex 2507 exhibits excellent mechanical properties, corrosion resistance, and durability, making it ideal for various industrial applications.
Various Types
Duplex 2507 Sheet - Standard
- Thickness: 0.5mm to 50mm
- Condition: Hot Rolled, Cold Rolled
- Applications: Oil and Gas, Chemical Processing, Marine Applications
Duplex 2507 Sheet - Polished
- Thickness: 0.5mm to 25mm
- Condition: Polished Finish
- Applications: Architectural, Food Processing, Pharmaceutical
Duplex 2507 Sheet - Customized
- Thickness: Custom specifications available
- Condition: Annealed, Pickled
- Applications: High-Pressure Applications, Heat Exchangers
Duplex 2507 Sheet - Extra Thick
- Thickness: 50mm to 100mm
- Condition: Hot Rolled
- Applications: Heavy Engineering, Shipbuilding
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 2507 Sheet
| Material Grade | Thickness | Price (USD / Kg) | Price (INR / Kg) |
|---|---|---|---|
| Duplex 2507 | 3 mm | $3.50 – $4.00 | ₹290 – ₹330 |
| Duplex 2507 | 6 mm | $3.80 – $4.30 | ₹310 – ₹350 |
| Duplex 2507 | 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 2507 Sheet.
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