ASTM A182 F91 Flanges Exporter in Qatar are high-performance flanges manufactured from the F91 material grade, known for its exceptional strength and resistance to high temperatures. Ferro Fittings and Alloys, based in Mumbai, India, specializes in the production and export of these critical components, ensuring they meet the rigorous demands of various industries. Our flanges are designed to provide reliable connections in high-pressure applications, making them essential for many industrial processes.
These flanges adhere to the ASTM and ASME standards, specifically ASTM A182, and are available in a size range from DN 15 to DN 600 (NPS ½ to NPS 24) with pressure ratings from Class 150 to Class 2500 or PN10 to PN400. They can withstand temperature ranges between -29°C to 650°C and come with various end connections, including welding neck, slip-on, and blind. Our expertise in these specifications ensures that our products are suitable for even the most demanding applications.
The applications for our ASTM A182 F91 flanges are vast, serving critical industries such as Oil & Gas, Petrochemical, Chemical, Power Generation, Pharmaceutical, Shipbuilding, and Water Treatment. Our products are widely utilized in projects across the globe, particularly in the UAE, Saudi Arabia, Qatar, the UK, and the USA, including EPC contracts, LSTK projects, and maintenance operations. This diverse range of applications demonstrates the versatility and reliability of our flanges in various environments.
At Ferro Fittings and Alloys, we prioritize quality and compliance, holding an ISO 9001:2015 certification and providing EN 10204 3.1 / 3.2 Mill Test Certificates with our products. Our in-house testing capabilities include PMI, Hydrostatic, Hardness, Impact (Charpy), UT, and LPT, ensuring that our products meet the highest standards. Additionally, our flanges comply with NACE MR 0175 and ISO 15156 for sour service applications. Request a free MTC sample or get a quick quote via WhatsApp.
Choosing Ferro Fittings and Alloys means benefiting from a competitive lead time of just 2–4 weeks, with no minimum order quantity restrictions and stock availability for urgent needs. We offer shipping from FOB Mumbai and can accommodate CIF, CFR shipping with complete export documentation. For inquiries, please call 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 ASTM A182 F91 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 |
|---|---|---|---|
| ASTM A182 F91 Flanges | Cr-Mo alloy steel: 8% Chromium, 1% Molybdenum | ASTM A182, ASME SA-182 | High-temperature service in power plants, petrochemical industries |
| ASTM A182 F91 Flanges | Carbon content: 0.05% max, Manganese: 0.30-0.60% | ISO 9001:2015, PED 97/23/EC | Applications requiring high strength and oxidation resistance |
| ASTM A182 F91 Flanges | Silicon: 0.40% max, Phosphorus: 0.025% max | EN 10204 3.1 / 3.2 MTC available | Suitable for high-pressure piping systems |
Ferro Fittings and Alloys is a leading ASTM A182 F91 Flanges exporter in Qatar, providing high-quality flanges with precise dimensions and tolerances. Our flanges are manufactured in compliance with ASTM, ASME, and other international standards, ensuring reliability in high-temperature and high-pressure applications. With an in-house testing facility for PMI, hardness, and hydrostatic testing, we guarantee the integrity and performance of our products. Stock is readily available for quick delivery, and we accommodate urgent orders. Contact us for a quick quote or request a free sample MTC today!
| Material | ASTM A182 F91 |
|---|---|
| Grades | F91 |
| Standard | ASTM A182 |
| Size Range | 1/2" to 24" |
| Pressure Rating | Class 150 to Class 2500 |
| Surface Finish | Machine Finish |
| End Connection | Weld Neck, Slip-On, Blind, Threaded |
| Form | Flanges |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| F91 / UNS K91560 | Alloy Steel | High strength and excellent oxidation resistance | Used in high-temperature applications like power plants and petrochemical industries |
| F91 / UNS K91560 | Alloy Steel | Good weldability and formability | Suitable for pressure vessels and piping systems |
| F91 / UNS K91560 | Alloy Steel | Resistant to thermal fatigue and creep | Ideal for supercritical steam applications |
| F91 / UNS K91560 | Alloy Steel | High-temperature strength up to 600°C (1112°F) | Commonly used in fossil fuel power generation |
| F91 / UNS K91560 | Alloy Steel | Excellent corrosion resistance in high-temperature environments | Applicable in chemical processing and oil refining |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 1/2" (15 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 3/4" (20 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 1" (25 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 1-1/2" (40 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 2" (50 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| 3" (80 mm) | 150 | 0.120" (3.05 mm) | 5.0" (127 mm) |
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | 0.08 | 0.12 |
| Silicon (Si) | 0.20 | 0.50 |
| Manganese (Mn) | 0.30 | 0.60 |
| Chromium (Cr) | 8.00 | 9.50 |
| Molybdenum (Mo) | 0.90 | 1.10 |
| Nickel (Ni) | 0.50 | 1.00 |
| Niobium (Nb) | 0.05 | 0.10 |
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Yield Strength (0.2% Offset) | 415 | MPa | ASTM A182 |
| Tensile Strength | 585 | MPa | ASTM A182 |
| Elongation in 50mm | 20 | % | ASTM A182 |
| Hardness (HB) | 250 | HB | ASTM A182 |
| Impact Toughness (Charpy V-Notch at -20°C) | 50 | J | ASTM A182 |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 7.8 g/cm³ | 0.282 lb/in³ |
| Melting Point | 1425 °C | 2600 °F |
| Specific Heat | 0.49 J/g·K | 0.12 BTU/lb·°F |
| Thermal Conductivity | 25.2 W/m·K | 17.4 BTU·in/h·ft²·°F |
| Electrical Resistivity | 0.0008 Ω·m | 0.00001 Ω·in |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| ASTM | A182 F91 | S50400 | 1.4903 | BS 1501-224-490A |
| ASME | SA182 F91 | S50400 | 1.4903 | BS 1501-224-490A |
| EN | EN 10028-2 | 1.4903 | 1.4903 | BS 1501-224-490A |
At Ferro Fittings and Alloys, we ensure that all raw materials used for ASTM A182 F91 flanges undergo rigorous inspection. We source our materials from reputable suppliers and verify compliance with ASTM A182 specifications, ensuring that they meet the necessary chemical and mechanical properties before production.
The forming and fabrication of ASTM A182 F91 flanges involve precise machining processes to meet the dimensional tolerances specified by ASME B16.5. Our flanges are available in various sizes ranging from 1/2" to 24" in diameter, with pressure ratings up to Class 2500. We utilize advanced CNC machining technology to achieve high accuracy and surface finish.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Normalizing | 900-950 | Air | To refine grain structure and improve mechanical properties |
| Tempering | 700-750 | Air | To reduce brittleness and enhance toughness |
Our quality inspection process for ASTM A182 F91 flanges includes a range of tests to ensure compliance with international standards. We perform Positive Material Identification (PMI), hardness testing, hydrostatic testing, and impact testing (Charpy). Additionally, we provide Material Test Certificates (MTC) in accordance with EN 10204 3.1 / 3.2. With certifications including ISO 9001:2015, we guarantee the highest quality standards. Contact us for a quick quote on your ASTM A182 F91 flanges and experience our commitment to quality and service.
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| ASTM A182 F91 | DN 50 (2 inch) | $4.50 | ₹370 |
| ASTM A182 F91 | DN 100 (4 inch) | $4.80 | ₹395 |
| ASTM A182 F91 | DN 150 (6 inch) | $5.20 | ₹430 |
| ASTM A182 F91 | DN 200 (8 inch) | $5.80 | ₹480 |
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 ASTM A182 F91 Flanges Exporter in Qatar from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports ASTM A182 F91 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
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