ASTM A182 F91 Flanges Exporter in India are high-performance flanges made from the F91 alloy steel grade, known for its exceptional strength and resistance to high temperatures. Ferro Fittings and Alloys, based in Mumbai, is a leading manufacturer and exporter of these specialized flanges, catering to diverse industrial needs across the globe. Our commitment to quality and customer satisfaction positions us as a trusted partner in the supply chain for critical applications.
Ferro Fittings and Alloys’ ASTM A182 F91 flanges meet stringent industry standards including ASTM, ASME, and DIN specifications. These flanges are available in various sizes ranging from DN 15 to DN 600 (NPS ½ to NPS 24) and pressure ratings from Class 150 to Class 2500 (PN10 to PN400). They are designed to withstand temperature ranges from -29°C to 650°C and can feature various end connections such as slip-on, weld neck, and blind, ensuring versatility for numerous applications.
These flanges find extensive usage across multiple industry verticals, including Oil & Gas, Petrochemical, Chemical, Power, Pharmaceutical, Shipbuilding, and Water Treatment. Our products are particularly sought after in export markets such as the UAE, Saudi Arabia, and Qatar, often utilized in EPC and LSTK projects, as well as maintenance operations. The reliability and performance of ASTM A182 F91 flanges make them a preferred choice for demanding environments in these sectors.
At Ferro Fittings and Alloys, we uphold the highest quality standards with our ISO 9001:2015 certification and provide EN 10204 3.1 / 3.2 Mill Test Certificates for all products. Our in-house testing capabilities include PMI, Hydrostatic, Hardness, Impact (Charpy), UT, and LPT, ensuring that our flanges meet rigorous quality criteria. For applications in sour service, we comply with NACE MR 0175 / ISO 15156, making our products suitable for challenging environments. Request a free MTC sample or get a quick quote via WhatsApp.
Choosing Ferro Fittings and Alloys means opting for a partner with a competitive lead time of just 2–4 weeks, no minimum order quantity restrictions, and readily available stock. We offer shipping terms such as FOB Mumbai, CIF, and CFR, along with comprehensive export documentation to facilitate smooth transactions. For inquiries, please contact us at +91-86550-39959, reach us on 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 india 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 | C: 0.05-0.15%, Cr: 8.0-9.5%, Mo: 0.85-1.05%, Fe: Balance | ASTM A182 | Used in high-temperature applications such as power generation and petrochemical industries. |
| ASTM A182 F91 Flanges | C: 0.05-0.15%, Cr: 8.0-9.5%, Mo: 0.85-1.05%, Fe: Balance | ASME SA182 | Suitable for pressure vessels and piping systems operating above 650°C. |
| ASTM A182 F91 Flanges | C: 0.05-0.15%, Cr: 8.0-9.5%, Mo: 0.85-1.05%, Fe: Balance | EN 10204 3.1 | Commonly used in oil and gas, chemical processing, and steam service applications. |
Ferro Fittings and Alloys is a leading ASTM A182 F91 Flanges exporter in India, committed to delivering high-quality flanges that meet international standards for various industrial applications. Our flanges are manufactured with precision to ensure optimal performance under high-pressure and high-temperature conditions. With certifications such as ISO 9001:2015 and adherence to ASTM, ASME, and other global standards, we ensure that our products undergo rigorous in-house testing, including PMI, Hardness, Hydrostatic, and Impact tests, to guarantee their reliability and durability. We have stock available for quick delivery, with lead times of 2-4 weeks for standard orders. Contact us for a quick quote or request a free sample MTC to experience our quality firsthand.
| Material | ASTM A182 F91 |
|---|---|
| Grades | F91 |
| Standard | ASTM A182 |
| Size Range | 1/2" to 48" |
| Pressure Rating | Class 150 to Class 2500 |
| Surface Finish | Machine Finish, Roughness 3.2μm |
| End Connection | Weld Neck, Slip-On, Blind, Socket Weld |
| Form | Flanges |
| Grade / UNS | Common Name | Key Feature | Typical Application |
|---|---|---|---|
| F91 / UNS K91560 | Alloy Steel | High temperature and high pressure resistance | Power generation, petrochemical industries |
| F91 / UNS K91560 | Alloy Steel | Excellent creep strength | Boiler components, heat exchangers |
| F91 / UNS K91560 | Alloy Steel | Good weldability | Fabrication of pressure vessels |
| F91 / UNS K91560 | Alloy Steel | Corrosion resistance in high-temperature environments | Oil and gas pipelines |
| F91 / UNS K91560 | Alloy Steel | High tensile strength up to 100 ksi | Industrial furnace applications |
| Size / DN | Pressure Class | Wall Thickness | Length |
|---|---|---|---|
| 1/2" | 150 | 0.34" | 1.5" |
| 3/4" | 150 | 0.34" | 1.5" |
| 1" | 150 | 0.34" | 1.5" |
| 1.5" | 150 | 0.34" | 1.5" |
| 2" | 150 | 0.34" | 1.5" |
| 3" | 150 | 0.34" | 1.5" |
| Element | Min (%) | Max (%) |
|---|---|---|
| Carbon (C) | 0.08 | 0.12 |
| Chromium (Cr) | 8.00 | 9.50 |
| Molybdenum (Mo) | 0.85 | 1.05 |
| Vanadium (V) | 0.20 | 0.35 |
| Nickel (Ni) | 0.50 | 1.00 |
| Mn (Manganese) | 0.30 | 0.60 |
| Si (Silicon) | 0.20 | 0.50 |
| Property | Value | Unit | Test Standard |
|---|---|---|---|
| Yield Strength (0.2% Offset) | 415 | MPa | ASTM A182 |
| Tensile Strength | 585 | MPa | ASTM A182 |
| Elongation in 2 inches | 20 | % | ASTM A182 |
| Hardness (HB) | 250 | HB | ASTM A182 |
| Impact Toughness (Charpy V-Notch) | 50 | J | ASTM A182 |
| Property | Value (Metric) | Value (Imperial) |
|---|---|---|
| Density | 7.8 g/cm³ | 0.282 lb/in³ |
| Melting Point | 1400 °C | 2552 °F |
| Specific Heat | 0.49 J/g·K | 0.12 BTU/lb·°F |
| Thermal Conductivity | 25.5 W/m·K | 17.6 BTU·in/h·ft²·°F |
| Electrical Resistivity | 0.0005 Ω·m | 0.0003 Ω·ft |
| Standard | Grade | UNS | Werkstoff Nr. | BS |
|---|---|---|---|---|
| ASTM | A182 F91 | S50400 | 1.4903 | BS 1501-224 Gr. 16 |
| ASME | SA182 F91 | S50400 | 1.4903 | BS 1501-224 Gr. 16 |
| EN | EN 10028-2 | 1.4903 | 1.4903 | BS 1501-224 Gr. 16 |
At Ferro Fittings and Alloys, we ensure that all raw materials for ASTM A182 F91 flanges are sourced from certified suppliers. Each batch undergoes rigorous inspection to verify compliance with ASTM standards and is accompanied by Material Test Certificates (MTC) confirming chemical composition and mechanical properties. Our in-house Positive Material Identification (PMI) tests further guarantee the integrity of materials before fabrication.
The fabrication process includes forging and machining of ASTM A182 F91 flanges to meet precise specifications. Our flanges are available in various sizes ranging from 1/2" to 24" and pressure classes of 150 to 2500 lbs. Each flange is produced with tolerances in accordance with ASME B16.5, ensuring a perfect fit for your piping systems. Our skilled engineers monitor the process to maintain high-quality standards throughout fabrication.
| Process | Temperature (°C) | Medium | Purpose |
|---|---|---|---|
| Solution Annealing | 1040 - 1100 | Air | To enhance corrosion resistance and mechanical properties |
| Stress Relieving | 600 - 700 | Air | To relieve internal stresses and improve dimensional stability |
Our quality inspection process includes a series of tests such as Hydrostatic Testing, Hardness Testing, and Impact Testing (Charpy). We also perform Non-Destructive Testing (NDT) methods like Radiography, Ultrasonic Testing (UT), Liquid Penetrant Testing (LPT), and Magnetic Particle Testing (MPT) to ensure that every flange meets international standards. With ISO 9001:2015 certification, you can trust that our ASTM A182 F91 flanges are manufactured to the highest quality standards. For quick quotes or to request a free sample MTC, contact us today!
| Grade | Size / Dimension | Price (USD/Kg) | Price (INR/Kg) |
|---|---|---|---|
| ASTM A182 F91 | 1/2" (15 mm) | $4.50 | ₹370 |
| ASTM A182 F91 | 2" (50 mm) | $4.80 | ₹395 |
| ASTM A182 F91 | 4" (100 mm) | $5.20 | ₹427 |
| ASTM A182 F91 | 8" (200 mm) | $6.00 | ₹493 |
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 india from Ferro Fittings and Alloys. Contact us for prompt delivery at competitive prices.
Ferro Fittings and Alloys exports ASTM A182 F91 Flanges Exporter in india 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.
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