ISO 4952:1981

Structural steels with improved atmospheric corrosion resistance

Specifies the chemical and mechanical properties, methods of manufacture, acceptance conditions and marking. Applies to plates hot-rolled on reversing mills having a thickness of 3 mm and over, wide flats, bars, beams, sections and hollow sections. Does not deal with steels for which other Internationale Standards exist. The position and orientation of samples are given in the annex.