DIN 50979 Metallic coatings – Electroplated coatings of zinc and zinc alloys on iron or steel with supplementary Cr(VI)-free treatment. 1. Scope and Coating Types This standard covers electrodeposited coatings applied to iron and steel to provide corrosion protection. It specifically covers three types of galvanic layers: Important Note: This standard is specifically for systems … Continue reading DIN 50979: Zinc & Zinc Alloy Coatings