... 3.electro galvanized wire 4.coil; 50kg/coil Galvanized wire uses low-carbon steel wire, after drawing , acid washing ,rust, high temperature annealing, Cooling Material: black wire Feature: Galvanized iron wire has ... coating, the thickness of thin, Than hot dip galvanized, electro-galvanized lower costs.Use: galvanized wire are widely used in various fields of construction ...