Specifications
TOYOTA – TSH6528G
Electroplated zinc-iron alloy coating (hexavalent chrome-free)
This standard covers electric zinc-iron alloy plating (hereinafter referred to as plating) provided over black chromate coatings containing no hexavalent chrome for the purpose of corrosion protection of base steel and iron for automobile parts. The parts made of materials provided by this specification shall conform to prohibitions and restrictions for substances of environmental concern.