To produce a zinc-iron alloy coating on iron or steel by keeping the coating molten after hot dip galvanizing until the zinc alloys completely with the base metal.
To produce a zinc-iron alloy coating on iron or steel by keeping the coating molten after hot dip galvanizing until the zinc alloys completely with the base metal
galvanneal To heat galvanized iron or steel until the zinc coat melts and alloys with the base.
Refers to a sheet steel product that is annealed after hot dip galvanizing with zinc. The additional annealing step produces an external zinc-iron alloy coating which gives the coated steel product exceptional corrosion resistance