The world's widest CSP facility with second casting strand
Duesseldorf/Germany (SMS Siemag) – At Severstal, SMS Siemag successfully commissions a second production line comprising an electric steel plant, a second CSP®-casting strand and a push-pull pickling line For Severstal Columbus, U.S.A., SMS Siemag, Germany, supplied and successfully commissioned a second production line comprising an electric steel plant and a second CSP® caster. SMS Siemag also erected a new push-pull pickling line for downstream processing of the strips. The commissioning of the second production line enables the company to supply the market with 2.7 million tpy of high-grade steel. The production embraces among others autobody sheet and highstrength steels for the automotive industry, API grades for the pipe and tube industry and deep-drawing steels for suitable areas of application. On the CSP® plant, Severstal produces hot strip in widths from 900 to 1,880 mm and gages from 1.3 to 12.7 mm. Severstal thus operates the world's widest CSP® plant. SMS Siemag supplied the complete X-Pact® electrical and automation package for the CSP® facility. The supply scope comprised the level-1 automation system including the technological control systems and level-2 automation with the process models and an HMI (Human Machine Interface) for operation of the plant. For downstream processing of the strips, SMS Siemag built a new push-pull pickling line, which processed the first coil in mid-November 2011. The line is used for uncoiling, leveling, pickling, side trimming and recoiling the hot strip. A special feature of the 540,000-tpy line is that the turbulence pickling section is equipped with plastic tanks. Furthermore, SMS Siemag installed a hot-dip galvanizing line with a horizontal furnace at the same works. The annual capacity of the line is 544,000 t.