IS 12753 : 1989 Electrogalvanized Coatings on Round Steel Wire - Specification

1 Scope

1.1 This standard covers the requirements of electrogalvanizedcoating on steel wires of circular section in diameters from 0.2 mmup to and including 10 mm and lays down specifications for:

a) mass of zinc coating,

b) uniformity of zinc coating, and

c) adhesion of zinc coating.

1.2 It also lays down methods of testing for these propertiesand provides for such testing to be carried out before and/or afterthe wire has been used for armouring, stranding, etc.

2 References

IS 1387 :1967General requirements for the supply ofmetallurgical materials

IS 1956 : Part V :1976 Glossary of terms relating to iron andsteel:Part V Bright steel bar wire

IS 2605 :1985Zinc anodes for electroplating

IS 2633 :1986Method of testing uniformity of coating of zinccoated articles

IS 3554 :1966Glossary of terms relating to electroplating

IS 6745 :1972Methods for determination of mass of zinccoating on zinc coated iron and steel articles