HIGH QUALITY ZINC NICKEL PLATING SERVICES SPECIFICATION – VOLVO – STD 5732.104 Home › ZINC NICKEL PLATING › VOLVO – STD 5732.104 Specifications VOLVO – STD 5732.104 This standard covers electroplated coatings of zinc-iron with chromating for the protection against corrosion of threaded and non-threaded parts of iron and steel.