KINZOKUSTEEL at a glance Kinzoku Steel was established in 1981 in Osaka, Japan with the foundational purpose of providing steel products with the following fundamentals: quality, efficiency, strength and durability. Learn more >> Product Lineup Quality, Efficiency, Strength and Durability. ZAM-Zinc Aluminum Magnesium Pre-painted ZAM Armor Steel Pre-painted coils Hot Dipped Galvanized Coils Galvalume Coils Hot Rolled Coils Cold Rolled Coils Flat/Corrugated Sheets