Introduction:Spiral steel pipes are manufactured from strip steel coils, formed through warm rolling, and then焊接 using the automatic double-sided submerged arc welding process with double wire technique.

Material: Q235A，Q235B、10#、20#、Q345（16Mn）、L245(B)、L290（X42）、L320（X46）、L360（X52）、L390(X56)、L415(X60)、 L450(X65)、L485(X70)、L555(X80)、L290NB/MB（X42N/M）、L360NB/MB（X52N/M）、L390NB/MB(X56N/M)、L415NB/MB(X60N/M)、L450MB(X65)、L485MB(X70)、L555MB(X80)。

Usage:Spiral steel pipes are primarily used in water supply projects, petrochemical industry, chemical industry, power industry, agricultural irrigation, and urban construction. They are among the top twenty key products developed in our country.

For liquid transportation: Water supply, drainage, oil transportation.

For gas conveyance: gas, steam.

For structural use: pile pipes, bridges, docks, roads, building structures pipes, etc.