Baoshan Iron & Steel, China: inline SPM

A soft finish for mild steels

SMS group supplied a 6-high ISPM with CVC® plus for a continuous annealing line at Chinese steel producer Baoshan Iron & Steel. The mill has been in operation since 2008.  To handle both mild IF and high-strength steel grades, the skin-pass mill features work rolls in two different diameters plus our extended bending system (EBS).

Main technical data

MaterialsCQ, DQ, DDQ, EDDQ, SDDQ,
HSS
Strip width700 - 1,630 mm
Strip thickness0.3 - 2.3 mm
Rolling speed760 m/min.
Capacity729,000 t/y
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ISPM arrangement in the exit of the CAL
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Housing window in CVC® plus 6-high design