Russian steel giant Severstal is completing the commissioning of a new continuous pickling unit NTA No 4 in the flat rolled products production at CherMK. More than 100 thousand tonnes of metal have already been rolled as part of the tests. The line capacity is 2 million tonnes per year. NTA-4 enables Severstal to produce high-quality wide galvanized, hot and cold-rolled metal products up to 1,850 mm wide.
The construction of NTA-4 began in 2019. The cost of the investment event amounted to about 7 billion rubles - more than 60% of investments in the program for the development of wide-range rolled products. The construction was supervised by employees of the Directorate for Investments (part of Severstal) and the flat-rolled products of CherMK. The works were carried out in the conditions of the existing production.
The supply of engineering and main process equipment was carried out by DANIELI & C. OFFICINE MECCANICHE SPA A number of contractors were involved in the construction, including the Domnaremont Center (part of Severstal), Stroyplus LLC, SNEMA-SERVICE LLC JSC "Electroyuzhmontazh".
The program for the development of wide-range rolled products includes the construction of a continuous pickling unit No 4, a hydrochloric acid regeneration unit, modernization of a temper mill No 2, reconstruction of a four-stand mill and a slitting unit No 12.