HFW High-Frequency Longitudinal-seam Steel Pipe
The production line of HFW welding pipe may produce the products of high-frequency longitudinal -seam steel pipe, square pipe, rectangular pipe and steel sheet pile etc.
The high-frequency longitudinal-seam steel pipe is mainly applied for the water supply engineering, petrochemical industry, chemical industry, electric power industry, agricultural irrigation and urban construction. Used for the transport of liquid: water supply, water drainage. Used for the transport of gas: coal gas, steam, liquefied petroleum gas. Used for the structure: used as pipes for piling usage and bridges; pipes for port, road and building structure etc.

Other types welding pipe