OREANDA-NEWS. July 10, 2012. The first piece of thick-wall seamless pipe was rolled off the line on June 29 from the world first 50,000 ton-class hot rolling vertical extruder invested by Hebei Hongrun Heavy Industry.

The machine can produce 100,000 tons per year of large-sized seamless pipe measuring 1,320 mm in diameter and 200 mm in thickness that can even fill the void left by the international market.