In fact, seamed pipes refer to pipes that are produced as a result of forming and welding steel sheets of different thicknesses and materials.
These pipes have a direct welding seam (high frequency welding) which heats the edges of the steel sheet up to 1427 degrees Celsius by creating electrical resistance and compresses them to connect to each other. Calup company is proud to produce ERW steel pipes with diameters of 6 to 16 inches for the transportation of oil, gas and petrochemical industries since 1360 with the establishment of its first factories