ASTM A182 F1 Flanges are chromium-molybdenum alloy steel flanges designed for moderate to high-temperature and high-pressure applications. These flanges offer good strength, durability, and resistance to heat and corrosion, making them suitable for use in oil & gas, power plants, petrochemical industries, and refineries. Manufactured according to ASTM A182 specifications, F1 flanges a... https://mfpind.com/alloy-steel-astm-a182-f1-flanges-manufacturers-exporters-suppliers-stockists.html