scope:

This Standard specifies requirements for the quality of significant surface of hot dip galvanized coatings (hereafter referred to as coatings) applied on steel products, steel work pieces, steel castings and forgings and iron castings (hereafter referred to as substrates) for the purpose of preventing corrosion. It does not apply to steel sheets, iron wires and steel wires that are continuously hot dip galvanized, and after-treatment/over-coating of hot dip galvanized articles.

NOTE The International Standard corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 1461 : 2009 Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods (MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/IEC Guide 21-1.