Founded in Kolkata, India, Veer Flanges is a respected manufacturer and supplier of high-quality flanges for use in diverse industries. Our Alloy Steel F91 Flanges are designed for high temperature and pressure offering strength, durability and corrosion resistance. Our flanges are suitable for highly demanding industries such as power generation petrochemicals and oil & gas; when properly aligned and delivered these types of flanges will provide a safe and leak proof connection for critical connections to systems. At Veer Flanges we take pride in delivering quality precision and safety in all of our products.
Alloy Steel F91 Flange are produce from a high-strength chromium-molybdenum alloy, typically 9% chromium and 1% molybdenum, increasing their resistance to oxidation, high-temperature corrosion, and creep. F91 flanges also have tremendous mechanical properties with a tensile strength of approximately 620 MPa and a yield strength of approximately 415 MPa, suitable for extreme industrial conditions. There are several benefits to F91 flanges, such as they perform great in high-temperature conditions are very fatigue resistant and can withstand high-pressure environments over many years of operation. F91 flanges are generally found in oil & gas, petrochemical and power generation industries to create dependable and safe pipe connections.
| Specifications | : | ASTM A182 / ASME SA182 |
| Size | : | 1/2″ (15 NB) to 48″ (1200NB) |
| Standards | : | ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Class / Pressure | : | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Standard | : | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Grade | C | Mn | Si | P | S | Cr | Mo |
| Alloy Steel F91 | 0.15 max | 0.3-0.6 | 0.5-1.0 | 0.03 | 0.03 | 8-10 | 0.9-1.1 |
| Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 380 | 585 | 20 % |
Veer Flanges, a leading supplier in Kolkata, India, offers an extensive selection of Alloy Steel F91 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
Alloy Steel F91 Flanges have widespread applications in industries involving high heat and pressure applications. F91 flanges have a specific role in power generation, petrochemical and oil & gas by connecting the important pipes, valves and components in critical systems safely and securely. They are also used in steam lines, boilers, pressure vessels and heat exchangers that demand durability and performance in extreme circumstances. F91 flanges exhibit great strength, corrosion resistance, and composition stability for heat applications. F9 flanges provide a safe, leak-free, and durable connection for fastener applications in harsh industrial situations.
Yes, we offer custom sizes for Alloy Steel F91 Flanges to meet specific project needs. Our team at Veer Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@veerflanges.co.in.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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