Stainless Steel 321 Flanges Exporter in Qatar are specialized fittings designed to provide reliable connections in various piping systems. Made from high-quality stainless steel grade 321, these flanges are manufactured and exported by Ferro Fittings and Alloys in Mumbai, India. Our products are tailored to withstand high temperatures and corrosive environments, making them ideal for demanding industrial applications.
These flanges comply with international standards such as ASTM, ASME, EN, DIN, and JIS, ensuring superior quality and performance. Our size range for stainless steel 321 flanges spans from DN 15 to DN 600 (NPS ½ to NPS 24), with pressure ratings available from Class 150 to 2500 (PN10 to PN400). They are designed to operate effectively in temperature ranges from -196°C to 800°C and are compatible with various end connections, including weld neck, slip-on, and blind flanges.
Stainless steel 321 flanges find extensive applications across multiple industries, including Oil & Gas, Petrochemical, Chemical, Power, Pharmaceutical, Shipbuilding, and Water Treatment. These sectors often require durable and corrosion-resistant fittings for projects in countries like the UAE, Saudi Arabia, and Qatar. Whether it’s for EPC contracts, LSTK projects, or routine maintenance, our flanges are engineered to meet the high standards of these demanding environments.
At Ferro Fittings and Alloys, we prioritize quality and compliance, holding an ISO 9001:2015 certification and offering EN 10204 3.1 / 3.2 Mill Test Certificates. Our in-house testing capabilities include PMI, Hydrostatic, Hardness, Impact (Charpy), and UT, ensuring that our products meet the rigorous requirements of NACE MR 0175 / ISO 15156 for sour service applications. Request a free MTC sample or get a quick quote via WhatsApp.
Choosing Ferro Fittings means opting for a reliable partner with a competitive lead time of just 2–4 weeks and no minimum order quantity restrictions. Our products are readily available, and we provide FOB Mumbai, CIF, and CFR shipping options, along with all necessary export documentation. For inquiries, please contact us at +91-86550-39959, reach out via WhatsApp at wa.me/+918655039959, or email us at sales@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 Stainless Steel 321 Flanges Exporter in Qatar 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 |
|---|---|---|---|
| Stainless Steel 321 Flanges | Carbon max 0.08%, Chromium 17-19%, Nickel 9-12%, Titanium 5xC% min | ASTM A182, ASME SA182 | Used in high-temperature applications, chemical processing, and aerospace. |
| Stainless Steel 321 Flanges | Carbon max 0.08%, Chromium 17-19%, Nickel 9-12%, Titanium 5xC% min | EN 10204 3.1 | Ideal for applications requiring resistance to intergranular corrosion. |
| Stainless Steel 321 Flanges | Carbon max 0.08%, Chromium 17-19%, Nickel 9-12%, Titanium 5xC% min | DIN 1.4541 | Commonly used in oil and gas, marine, and power generation industries. |
Ferro Fittings and Alloys is a leading Stainless Steel 321 Flanges exporter in Qatar, providing high-quality flanges that meet international standards such as ASTM, ASME, and DIN. Our flanges are known for their excellent resistance to oxidation and corrosion, making them suitable for various applications, including high-temperature environments. With ISO 9001:2015 certification and MTC available, we ensure that our products undergo rigorous in-house testing, including PMI and Hydrostatic tests, to guarantee quality and reliability. We offer quick delivery with standard lead times of 2–4 weeks, and we can accommodate urgent orders. Whether you're looking for a single piece or bulk quantities, we have no minimum order restrictions. Contact us for a quick quote or request a free sample MTC today!
| Material | Stainless Steel 321 |
|---|---|
| Grades | ASTM A182 F321, ASTM A240 Type 321 |
| Standard | ASME B16.5, ASME B16.47 |
| Size Range | 1/2" to 24" (DN15 to DN600) |
| Pressure Rating | Class 150 to Class 2500 |
| Surface Finish | Pickled and Passivated, Mirror Finish |
| End Connection | Weld Neck, Slip-On, Blind, Socket Weld |
| Form | Flat, Raised Face, Ring Type Joint |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| S32100 | Stainless Steel 321 | Excellent resistance to intergranular corrosion | Aerospace, chemical processing, and oil and gas applications |
| S32109 | Stainless Steel 321H | Higher carbon content for improved high-temperature strength | High-temperature applications such as furnace components |
| S32101 | Stainless Steel 321L | Low carbon version for enhanced weldability | Welded structures in corrosive environments |
| S32103 | Stainless Steel 321Ti | Stabilized with titanium for improved resistance to sensitization | Applications requiring high strength and corrosion resistance |
| S32104 | Stainless Steel 321N | Modified with nitrogen for improved mechanical properties | Structural applications in aggressive environments |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 1/2" (15 mm) | 150 | 2.5 mm | 150 mm |
| 3/4" (20 mm) | 150 | 2.5 mm | 150 mm |
| 1" (25 mm) | 150 | 2.5 mm | 150 mm |
| 1-1/2" (40 mm) | 150 | 3.0 mm | 150 mm |
| 2" (50 mm) | 150 | 3.0 mm | 150 mm |
| 3" (80 mm) | 150 | 3.5 mm | 150 mm |
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | 0.08 | 0.15 |
| Chromium (Cr) | 17.00 | 19.00 |
| Nickel (Ni) | 9.00 | 12.00 |
| Manganese (Mn) | 2.00 | 2.00 |
| Silicon (Si) | 0.75 | 1.00 |
| Phosphorus (P) | 0.040 | 0.040 |
| Sulfur (S) | 0.030 | 0.030 |
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Yield Strength (0.2% Proof Stress) | 205 | MPa | ASTM A240 |
| Ultimate Tensile Strength | 515 | MPa | ASTM A240 |
| Elongation in 50mm | 40 | % | ASTM A240 |
| Hardness (Brinell) | 187 | HB | ASTM A240 |
| Modulus of Elasticity | 200 | GPa | ASTM A240 |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 7.98 g/cm³ | 0.288 lb/in³ |
| Melting Point | 1450 - 1510 °C | 2642 - 2750 °F |
| Specific Heat | 500 J/(kg·K) | 0.12 BTU/(lb·°F) |
| Thermal Conductivity | 16.2 W/(m·K) | 112 BTU·in/(hr·ft²·°F) |
| Electrical Resistivity | 0.73 µΩ·m | 0.73 µΩ·in |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| AISI | 321 | S32100 | 1.4541 | BS 1449 321S12 |
| ASTM | 321 | S32100 | 1.4541 | BS 3601 321S12 |
| EN | X6CrNiTi18-10 | S32100 | 1.4541 | BS 1449 321S12 |
At Ferro Fittings and Alloys, we source high-quality stainless steel grade 321, which is known for its excellent corrosion resistance and high-temperature strength. Each batch undergoes rigorous inspection to ensure compliance with ASTM A240 and ASME SA240 standards. We utilize Positive Material Identification (PMI) testing to verify the chemical composition, ensuring that only the best materials are used in our flanges. Contact us for a quick quote on our stainless steel flanges.
Our stainless steel 321 flanges are fabricated using advanced forming techniques, including hot and cold working processes. We adhere to ASME B16.5 standards for dimensions and tolerances, ensuring that our flanges meet the precise requirements for various applications. Available sizes range from 1/2" to 24" in diameter, and we can accommodate custom dimensions as per client specifications. Request a free sample MTC to see our quality firsthand.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Solution Annealing | 1050-1100 | Air | To dissolve carbides and enhance corrosion resistance |
| Stress Relieving | 600-800 | Air | To relieve internal stresses and improve mechanical properties |
Quality is paramount at Ferro Fittings and Alloys. Our stainless steel 321 flanges undergo comprehensive testing, including hydrostatic testing, hardness testing, and impact testing (Charpy). We provide Mill Test Certificates (MTC) in accordance with EN 10204 3.1 and 3.2, ensuring transparency and trust. Our products are exported to over 50 countries, including Qatar, ensuring that our clients receive only the best quality. Contact us today for your flange needs and experience our quick delivery service!
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| SS 321 | 1/2" (15 mm) | $4.50 | ₹370 |
| SS 321 | 1" (25 mm) | $4.80 | ₹395 |
| SS 321 | 2" (50 mm) | $5.20 | ₹430 |
| SS 321 | 4" (100 mm) | $6.00 | ₹495 |
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 Stainless Steel 321 Flanges Exporter in Qatar from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports Stainless Steel 321 Flanges Exporter in Qatar 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.
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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
