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ASTM A182 F48 flanges are top-notch super duplex stainless steel flanges crafted for extreme pressure and highly corrosive settings. While they’re sometimes mistakenly called carbon steel, F48 is actually a super duplex grade that stands out for its remarkable strength and outstanding resistance to corrosion. These flanges boast a well-balanced austenitic-ferritic microstructure, which gives them excellent protection against pitting, crevice corrosion, and stress corrosion cracking. Built to meet strict international standards, ASTM A182 F48 flanges guarantee secure, leak-free connections and a long lifespan in demanding industrial piping systems.
ASTM A182 F48 is a super duplex stainless steel alloy primarily made up of chromium, nickel, molybdenum, and nitrogen. This advanced mix provides incredibly high tensile and yield strength—almost double that of regular stainless steels. F48 flanges are known for their excellent toughness, fatigue resistance, and exceptional ability to withstand chloride-induced corrosion. They maintain their mechanical stability even under high pressure, temperature changes, and harsh service conditions, making them ideal for critical applications.
Element | Content, % |
Carbon (C) | 0.13~0.20 |
Silicon (Si) | 0.20~0.40 |
Manganese (Mn) | 1.20~1.60 |
Phosphorous (P) | ≤ 0.030 |
Sulfur (S) | ≤ 0.020 |
Nickel (Ni) | ≤ 0.30 |
Chromium (Cr) | ≤ 0.30 |
Copper (Cu) | ≤ 0.25 |
C.E. | ≤ 0.48 |
Element | Content, % |
Carbon (C) | 0.13~0.20 |
Silicon (Si) | 0.20~0.40 |
Manganese (Mn) | 1.20~1.60 |
Phosphorous (P) | ≤ 0.030 |
Sulfur (S) | ≤ 0.020 |
Nickel (Ni) | ≤ 0.30 |
Chromium (Cr) | ≤ 0.30 |
Copper (Cu) | ≤ 0.25 |
C.E. | ≤ 0.48 |
Tensile Strength, MPa, min. | Yield Strength MPa, min. | Elongation %, Min. | Charpy @-46°C J, min. | Hardness HB, min. |
480~630 | 305 | 20 | 36 | 128~180 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Carbon Steel F48 Flanges from Yousef Metals ensures unmatched quality and long-lasting performance. These pipes are engineered for superior corrosion resistance, strength, and precision, making them ideal for a wide range of industrial applications. With a strong focus on customer satisfaction, timely delivery, and technical expertise, Yousef Metals provides reliable and high-grade stainless steel solutions tailored to meet your specific project requirements.
Yousef Metals, one of the leading suppliers of Carbon Steel F48 Flanges in Doha, Qatar, offers a wide selection of high-quality pipes and tubes suitable for various industrial applications. With an extensive inventory, reliable sourcing, and a strong commitment to quality, service, and timely delivery, Yousef Metals has established itself as a trusted name for premium stainless steel products across the Qatar.
Yes, we provide custom sizes of Carbon Steel F48 Flanges to match your exact project requirements. At Yousef Metals, our team is dedicated to delivering tailored piping and tubing solutions that ensure precision and reliability. For more information or personalized assistance, reach out to us at sales@yousefmetals.com.
These Carbon Steel F48 Flanges are commonly found in high-pressure pipelines, connecting pipes, valves, pumps, and other equipment. They’re frequently used in oil and gas refineries, chemical plants, power stations, and water treatment facilities, where secure, leak-proof connections are essential. These flanges facilitate efficient fluid transport, enhance operational safety, and promise a long service life. Their durability, mechanical strength, and adherence to international standards make Carbon Steel F48 Flanges the go-to choice for industries that need reliable, high-performance, and low-maintenance flange solutions.
