Last time we from Scope Material and manufacture, Chemical composition & Mechanical Property and Test four parts to introduced the Specification. Today we will continue to introduce the rest part:…
The Standard Specification is for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless ERW steel pipe (Electric resistance welding steel pipe), it is produced through Electric resistance welding process…
Tianjin united steel pipe co.,ltd is very close to xingang port, with binhai international air port in the east and jinghu expressway in the west.it greatly saves short-distance freight cost…
Definition: Square/rectangular steel pipe is with equal or unequal length of sides, is made of steel strip by coiling after processing. Generally, steel strip is unpacked, flattened, coiled, welded to…