These seamless tubes are manufactured to ASTM A179 / ASME SA179 standards, ensuring superior quality and reliability for heat exchanger applications. With a 3/4-inch (19.05 mm) outer diameter, WT BWG 13 wall thickness, and a length of 20 ft (6096 mm), they provide precise dimensions and consistent performance. Supplied with EN 10204 3.2 certification, these carbon steel tubes meet strict industry quality requirements. Ideal for high-pressure, high-temperature heat transfer systems, they offer excellent mechanical properties and corrosion resistance. As a leading carbon steel heat exchanger tubes factory from China, we deliver premium tubes tailored to your industrial needs.