Duplex 2304 Flanges Exporter in Oman, Ferro Fittings and Alloys specializes in manufacturing and exporting high-quality flanges made from Duplex 2304 stainless steel. This product is known for its excellent corrosion resistance and mechanical strength, making it ideal for various industrial applications. Based in Mumbai, India, we are committed to providing superior pipe fittings and flanges to meet the demands of our global clientele.
The Duplex 2304 flanges conform to strict industry standards, including ASTM A240, ASME SA240, and EN 10088-2. Our flanges are available in a range of sizes from DN 15 to DN 600 (NPS ½ to NPS 24) and pressure ratings from Class 150 to Class 2500, as well as PN10 to PN400. They are suitable for temperatures ranging from -50°C to 300°C and feature various end connections such as weld neck, slip-on, and blind. Our attention to detail ensures that each product meets the specific needs of our customers.
Our Duplex 2304 flanges find applications across multiple industry sectors, including Oil & Gas, Petrochemical, Chemical, Power Generation, Pharmaceutical, Shipbuilding, and Water Treatment. These industries frequently require high-quality fittings for projects in regions such as the UAE, Saudi Arabia, and Qatar. Whether it's for EPC, LSTK contracts, or maintenance projects, our products are designed to meet rigorous performance standards and operational demands.
Ferro Fittings and Alloys holds an ISO 9001:2015 certification, ensuring that our manufacturing processes adhere to the highest quality standards. We provide EN 10204 3.1 / 3.2 Mill Test Certificates for our products, along with in-house testing capabilities such as PMI, Hydrostatic, Hardness, Impact (Charpy), UT, and LPT. Our Duplex 2304 flanges also comply with NACE MR 0175 for sour service applications, ensuring reliability in challenging environments. Request a free MTC sample or get a quick quote via WhatsApp.
Choosing Ferro Fittings means you benefit from our competitive lead time of just 2–4 weeks, no minimum order quantity restrictions, and readily available stock. We offer comprehensive shipping options, including FOB Mumbai, CIF, and CFR, along with full export documentation for your convenience. For inquiries, please call us at +91-86550-39959, connect via WhatsApp at wa.me/+918655039959, or email us at export@ferrofittings.com.
Trusted manufacturer & exporter of Flanges, Pipe Fittings and Valves in 30+ countries.
1–4 weeks depending on size, grade & quantity.
Urgent and bulk orders handled efficiently.FOB, CIF, CFR, EXW, DDP (Incoterms 2020).
Door-to-port and door-to-door delivery available.Sea Freight / Air Cargo / Express Courier.
Complete export documentation & tracking support.Trusted by EPC contractors, procurement teams, and global industrial buyers across multiple countries for certified supply and reliable delivery.
Direct supply with bulk stock availability to reduce your overall project cost.
ISO 9001, ISO 14001, ISO 45001, PED certified with full test certificates.
Safe, sea-worthy packaging ensuring damage-free international delivery.
Selecting the right partner for Duplex 2304 Flanges Exporter in Oman is critical for ensuring product quality, long-term performance, and successful project execution. As a trusted manufacturer and exporter, Ferro Fittings and Alloys delivers high-quality materials meeting international standards and global industry requirements.
Understand the key differences between local suppliers, trading companies, and professional manufacturers & exporters like Ferro Fittings and Alloys.
| Evaluation Factor | Small Local Suppliers | Trading Companies | Ferro Fittings and Alloys |
|---|---|---|---|
| Manufacturing Control | Limited or outsourced production | Dependent on third-party mills | Direct manufacturing with strict quality control |
| Standards Compliance | Basic or local standards | Varies depending on supplier | ASTM, ASME, ANSI, EN, ISO certified products |
| Inspection & Certification | Limited documentation | Inconsistent certification | MTC, TPI, and full export documentation provided |
| Export Capability | Mostly domestic supply | Moderate export handling | Global exports with complete logistics support |
| Delivery Reliability | Uncertain timelines | Depends on sourcing chain | Consistent lead times with ready stock availability |
| Project Risk Level | High | Medium | Low |
| Product | Composition | Standard | Application |
|---|---|---|---|
| Duplex 2304 Flanges | Fe, 23% Cr, 4% Ni, 0.2% Mo, 0.5% N | ASTM A240, ASME SA240 | Used in chemical processing, oil and gas industries |
| Duplex 2304 Flanges | Fe, 23% Cr, 4% Ni, 0.2% Mo, 0.5% N | EN 10088-1, DIN 1.4362 | Ideal for seawater applications and desalination plants |
| Duplex 2304 Flanges | Fe, 23% Cr, 4% Ni, 0.2% Mo, 0.5% N | BS 1449, JIS G 4304 | Suitable for high-pressure applications and structural components |
Ferro Fittings and Alloys is a leading exporter of Duplex 2304 flanges in Oman, providing high-quality products that meet international standards. Our flanges are manufactured with a composition rich in chromium and nitrogen, ensuring excellent corrosion resistance and strength. With ISO 9001:2015 certification and adherence to standards such as ASTM and EN, we guarantee reliable performance in demanding environments. Our flanges are available in various dimensions, including ANSI, DIN, and JIS standards, with quick delivery options of 2–4 weeks. We accommodate urgent orders and have stock readily available. Contact us for a quick quote or to request a free sample MTC.
Duplex 2304 is a lean duplex stainless steel with a ferritic-austenitic microstructure. Its principal designation is UNS S32304 / EN 1.4362 / X2CrNiN23-4. It offers higher strength and better resistance to stress-corrosion cracking than conventional austenitic grades, while using substantially less nickel and molybdenum than Duplex 2205.
| Specification | Duplex 2304 Flanges |
|---|---|
| Material | Duplex Stainless Steel |
| Grade | Duplex 2304 |
| ASTM Grade | UNS S32304; ASTM Type 2304 where specifically covered |
| ASME Material Specification | Applicable ASME/ASTM forging specification; verify approved product form and grade |
| UNS | S32304 |
| EN Grade | 1.4362 |
| EN Designation | X2CrNiN23-4 / X2CrNiN23-4-type duplex grade |
| JIS Grade | Equivalent grade to be confirmed against the applicable JIS product standard |
| Standards | ASME B16.5, ASME B16.47, EN 1092-1, JIS B2220 and other applicable standards |
| Size | NPS ½" to 24" (DN15–DN600) as per ASME B16.5; larger sizes as applicable to ASME B16.47/project requirements |
| Pressure Rating | ASME Class 150–2500, subject to applicable material/design pressure-temperature tables; PN ratings as per applicable EN standards |
| Flange Types | Weld Neck, Slip-On, Blind, Socket Weld, Threaded, Lap Joint, Long Weld Neck, Orifice, Reducing, Spectacle Blind |
| Facing | RF, FF, RTJ, Male & Female, Tongue & Groove, as applicable |
| Bore | Standard pipe schedules or custom bore as specified |
| Manufacturing | Forged / Hot Forged & Machined |
| Heat Treatment | Solution Annealing / Solution Heat Treatment followed by rapid cooling, as required by the applicable material specification |
| Testing | Chemical, Mechanical, Dimensional, Visual, PMI, Hardness, Ferrite and NDT as specified |
| Certification | EN 10204 3.1 / 3.2 and Third-Party Inspection, as required |
| Applications | Oil & Gas, Offshore, Chemical, Petrochemical, Pulp & Paper, Marine, Desalination, Water Treatment, Pressure Vessels and Process Industries |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| S32304 | Duplex 2304 | Excellent corrosion resistance and high strength | Food processing, chemical processing, and marine applications |
| S32304 | Duplex 2304 | Good weldability and formability | Pipelines, pressure vessels, and heat exchangers |
| S32304 | Duplex 2304 | Lower nickel content compared to austenitic grades | Oil and gas industry, wastewater treatment |
| S32304 | Duplex 2304 | High resistance to stress corrosion cracking | Marine environments and chloride-containing solutions |
| S32304 | Duplex 2304 | Good mechanical properties at elevated temperatures | Heat exchangers and industrial piping systems |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 15 | 150 | 2.0 mm | 150 mm |
| 20 | 150 | 2.0 mm | 150 mm |
| 25 | 150 | 2.5 mm | 150 mm |
| 32 | 150 | 2.5 mm | 150 mm |
| 40 | 150 | 3.0 mm | 150 mm |
| 50 | 150 | 3.0 mm | 150 mm |
Typical composition for Duplex 2304 / UNS S32304 is:
| Element | Typical / Applicable value, wt.% |
|---|---|
| Carbon (C) | ≤ 0.03 |
| Manganese (Mn) | ≤ 2.0 |
| Silicon (Si) | ≤ 1.0 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.015–0.030, depending on specification |
| Chromium (Cr) | 22.0–24.0 |
| Nickel (Ni) | 3.5–5.5 |
| Molybdenum (Mo) | ≤ 0.60 |
| Nitrogen (N) | 0.05–0.20 |
| Copper (Cu) | typically ≤ 0.60 |
| Iron (Fe) | Balance |
Representative properties for Duplex 2304 are:
| Property | Typical / Minimum |
|---|---|
| Tensile Strength | approximately 650 MPa minimum for applicable wrought/forged specifications |
| Yield Strength, 0.2% | approximately 450 MPa minimum |
| Elongation | typically ≥ 25% |
| Hardness | As specified by applicable material standard |
| Modulus of Elasticity | approximately 200 GPa |
| Density | approximately 7.8 g/cm³ |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 7.1 g/cm³ | 0.256 lb/in³ |
| Melting Point | 1400 - 1450 °C | 2552 - 2642 °F |
| Specific Heat | 0.5 kJ/kg·K | 0.12 BTU/lb·°F |
| Thermal Conductivity | 15 W/m·K | 86 BTU·in/hr·ft²·°F |
| Electrical Resistivity | 0.72 µΩ·m | 0.00072 Ω·cm |
| Standard | Duplex 2304 Equivalent |
|---|---|
| UNS | S32304 |
| EN | 1.4362 |
| EN Designation | X2CrNiN23-4 |
| ASTM | UNS S32304 / ASTM Type 2304 where applicable |
| ASTM A182 Forging | F68, where specified |
| JIS | Equivalent grade must be confirmed against the applicable product standard |
| ISO | Equivalent designation to be confirmed according to product form |
At Ferro Fittings and Alloys, we ensure that all raw materials used in the manufacturing of Duplex 2304 flanges are sourced from certified suppliers. Each batch undergoes rigorous inspection, including Positive Material Identification (PMI) to confirm compliance with ASTM A240 and EN 10088 standards, ensuring the chemical composition meets the required specifications for duplex stainless steel.
The forming process for Duplex 2304 flanges involves hot forging and machining to achieve precise dimensions and tolerances. Our flanges are available in various sizes, ranging from 1/2 inch to 24 inches in diameter, and meet ASME B16.5 standards for dimensions and pressure ratings. The fabrication process includes skilled welding practices that comply with ASME IX standards, ensuring structural integrity and reliability.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Solution Annealing | 1020-1100 | Air | To dissolve carbides and enhance corrosion resistance |
| Stabilization Heat Treatment | 750-850 | Air | To improve toughness and reduce susceptibility to stress corrosion cracking |
Our quality assurance process includes comprehensive testing of Duplex 2304 flanges. Each flange undergoes hardness testing, hydrostatic testing, and non-destructive testing (NDT) methods such as Ultrasonic Testing (UT) and Liquid Penetrant Testing (LPT). We provide Material Test Certificates (MTC) in accordance with EN 10204 3.1 / 3.2, ensuring that our products meet the highest quality standards. Contact us for a quick quote or to request a free sample MTC.
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| Duplex 2304 | 1/2" (15 mm) | $12.50 | ₹1025 |
| Duplex 2304 | 1" (25 mm) | $11.80 | ₹968 |
| Duplex 2304 | 2" (50 mm) | $10.50 | ₹862 |
| Duplex 2304 | 3" (75 mm) | $9.80 | ₹805 |
Note: Prices are indicative and subject to change based on quantity, raw material costs, and delivery terms. Contact us for the latest quotation.
Our multiple locations and strong logistics network make it easy for customers across India to source Duplex 2304 Flanges Exporter in Oman from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports Duplex 2304 Flanges Exporter in Oman to 50+ countries worldwide. We handle all export documentation, sea-worthy packaging, and logistics to ensure on-time, damage-free delivery anywhere in the world.
Explore more industrial materials and pipe fittings from Ferro Fittings and Alloys.
Fill in your requirements and our sales team will respond within 24 hours with pricing, availability, and delivery details.
Ferro Fittings and Alloys is a leading ISO 9001:2015 certified manufacturer, supplier, and exporter of high-quality pipe fittings, valves, flanges, round bars, sheets, plates, pipes, tubes, and expansion bellows. Based in Mumbai, India, we serve industrial sectors including oil & gas, petrochemical, power generation, pharmaceuticals, marine, and construction.
We supply a comprehensive range of grades — Stainless Steel, Duplex & Super Duplex, Carbon Steel, Alloy Steel, Inconel, Hastelloy, Monel, Titanium, Nickel, and Nimonic Alloys — to customers in 50+ countries. Our products are manufactured as per ASTM, ASME, ANSI, MSS, BS, DIN, and EN standards with EN 10204 3.1/3.2 Mill Test Certificates.
📍 Address: 6th Kumbharwada, Shop No. 154, Near Alankar Cinemas, Mumbai 400 004
📞 Mr. Aashit Shah: +91 86524 99959
📞 Mr. Bhavin Shah: +91 86550 39959
📧 Sales: export@ferrofittings.com
📧 Export: export@ferrofittings.com
📧 Gmail: inquiry@ferrofittings.com
