Electroplating And Metal Finishing Services For Automotive & General Industry

ZINC IRON PLATING SPECIFICATION – General Motors – GMW4700

Specifications

General Motors – GMW4700

Zinc Alloy Plating

This specification covers the basic requirements for barrel or rack electrodeposited zinc alloy plating over a ferrous substrate. Various alloy platings are covered by this specification with supplementary treatments. Table 1 lists the zinc alloy finishes covered by this specification.