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Hot-dip galvanizing line no. 4 at voestalpine Stahl, Austria

Hot dip galvanizing line for latest high-strength steel

The furnace in hot-dip galvanizing line no. 4 enables the customer to manufacture the latest high-strength steel grades and galvanize the strip with the best surface quality. ANDRITZ METALS supplied the mechanical equipment for the entire strip transport. The capacity is around 450,000 tons per annum, with a maximum speed of 350 m/min.

Furnace section

The furnace of the hot dip galvanizing line no. 4 at voestalpine Linz enables the customer to manufacture the latest highstrength steel grades and to galvanize the strip with the best surface quality. This is achieved by a new concept of a direct heated furnace which permits extremely exact atmosphere. The radiant tube section is equipped with the proven on-off technology with low-pollution burners. In the cooling section the differential rapid jet cooling technology – DRJC – is installed. This fast cooling section sets new standards through highest cooling rates with constant and controlled cooling across the strip width.

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Technical data of the line
Line capacity450,000 tons per year
Strip thickness0.4-2.0 mm
Strip width750-1,750 mm
Coil weightmax. 35 t
Entry section speedmax. 300 m/min
Process section speedmax. 220 m/min
Exit section speedmax. 350 m/min
Steel gradesCQ, DQ, DDQ, EDDQ, HSLA, CP, TRIP
Zinc coat weighttotal 60-350 g/m²

 

Contact us
ANDRITZ AG, Austria
carbon steel processing
Eibesbrunnergasse 20
1120 Vienna
Phone: +43 50805 55325
carbon.processing@andritz.com
Contact us
ANDRITZ Selas S.A.S., France
Carbon steel strip processing furnaces
Phone: +33 (1) 4080 34 00
welcome.selas@andritz.com
Contact us
downloads
  • Hot dip galvanizing line no. 4 PDF : 1.7 MB