详情描述
Introduction:Spiral steel pipes are manufactured from strip steel coils, formed through normal temperature extrusion, and then焊接 using the automatic double-sided submerged arc welding process with a double helical seam.
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, electric power industry, agricultural irrigation, and urban construction, and are one of the twenty key products developed in China.
For liquid transportation: water supply, drainage, oil transportation.
For gas conveyance: Coal gas, steam.
For structural use: pile pipes, bridges, docks, roads, and pipes for building structures.
询价单
