High starting point, new seek and wide field of vision

The properties of alloy steel seamless tube of specially large bore not come up to advanced world standards but also exceed it in part.

Using special process, solving problems of technology, and overcoming the weaknesses of other processes such as rolling drawing and extruding, the company has bought out carbon steel, stainless steel, heat-resistant steel, wear-resistant steel and refractory alloy seamless tubes which are 56-2400mm calibre and 1~6m long.