September 07, 2008

Tiantie hot rolled project launched into operation

It is reported that Tiantie hot rolled project has been completed and launched to operation in recent days. The 4.8 billion projects includes converter, LF finery, RH finery, two strand slab caster and assistant facilities, with annual capacity of over 3.8 million tonnes and expected sales income of CNY 11.8 billion per year.

World level facilities and processes that introduced from AVI, ABB and Danieli in the project includes sub lance automatic control and top blowing, pretreatment of hot metal, ladle furnace refining, RH vacuum refining, dry dust removing and on line width adjustment.

In the environment protection side, Tiantie adopted lower calorific value mixed gas double preheating heating furnace, recycling system of converter gas and so on and built 600,000 t stewing steel slag treatment item to take the lead in realizing zero emission of slag, dust, gas and water among the industry.

At present, the hot rolled project has already produced nine categories falling on over 70 specs with 1.2mm to 2mm thick and 1100mm 1500mm wide.