Continuous annealing line

Details Continuous annealing line Continuous annealing line

C - Chemistry, Metallurgy

21

D

38/7

C21D 9/52 (2006.01) C21D 9/56 (2006.01)

Patent

CA 1059758

CONTINUOUS ANNEALING LINE Abstract of the disclosure An improved continuous annealing line of the type having a looper, bridle-roll units and a free loop arranged at each of the entry and delivery sides of an annealing furnace consisting of a heating zone, soaking zone, quenching zone, over aging zone and cooling zone, wherein a drive motor including carriage operating constant current control means and constituting a part of strip tension control means is provided in the entry looper and/or the delivery looper of the annealing furnace and is feedback controlled by means of the output tension signal of a tension meter provided in the looper and steering rolls - are additionally provided in the line, whereby the entire line is made into a tight line having no free loop.

259520

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