In ERW tube production, the high-frequency welder is one of the most important machines in the whole line. It is used to weld the two edges of the steel strip
An OCTG mill line is a complete production line used to make pipes for the oil and gas industry. OCTG means Oil Country Tubular Goods. These pipes are used in
An ERW tube mill line is a complete production line used to make steel pipes and tubes. ERW means Electric Resistance Welding. In simple words, it uses electricity and pressure
English English 
Español
