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 twin 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)。
Purpose: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 20 key products developed in China.
For liquid conveyance: 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
