贯流式风口在北钢3号高炉的应用实践

Application of Penetrable Tuyere to the Blast Furnace No3 of Beitai Steel

贯流式风口使用寿命比空腔式风口长3～4倍,在北钢3号高炉试验成功,并推广到其它三座高炉,取得显著经济效益。

The penetrable tuyere has been successful tested in the blast furnace No3 of Neitai steel,extended to three other furnaces and gained significant economical profit.It proves that the service life of penetrable tuyere is 3-4 times larger than the cavity tuyere.