Hydrogen Atmosphere Bell Annealing Furnaces Commissioned at Indian Steel Plants

摘要

Seco Warwick Allied Pvt. Ltd., Mumbai, India, recently commissioned 100% hydrogen atmosphere bell annealing furnaces at two steel plants in India. A four-base hydrogen atmosphere annealing installation with a capacity of 54,400 metric tons/year was installed at Uttam Strips Pvt. Ltd., Bhiwadi, Rajasthan, India (headquarters in New Delhi). Uttam supplies the annealed material to manufacturers of automotive components, domestic appliances (e.g., washing machines), and for its in-house tube mill. The charge material is cold-rolled strip coils of grade DQ/DDQ having an outer diameter of 2,000 mm and width of 1,250 mm (~79 and 49 in.).