... goes through standard processes under careful control from steel rod coil, wire drawing, annealing, rust removing, acid washing, boiling, ... to 12gram.Production Process of Electro Galvanized Iron Wire:Steel rod coil -- Wire Drawing -- Wire Annealing--Rust Removing-- Acid Washing-- Boiling-- ... 86-15233295552ADD:NO 3-11,F District,Wire Mesh World,Anping,Hebei,China BWG21 Electro galvanized soft iron ...