详情描述
Introduction:Spiral steel pipes are made from strip steel coils, formed through normal temperature extrusion, and then welded into spiral seam pipes using the automatic double-sided submerged arc welding process with double wires.
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)。
Application:Spiral steel pipes are primarily used in water supply projects, petrochemical industry, chemical industry, electricity industry, agricultural irrigation, and urban construction. They 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
