ISO 4978:1983

Flat rolled steel products for welded gas cylinders

Specifies the characteristics of flat rolled steel products with a thickness up to 6 mm of the unalloyed steels listed in table 1 which are intended for welded gas cylinders with a normalized structure. Describes for instance the manufacture of the steel, heat treatment, chemical composition, properties, surface condition, dimensions, acceptance tests, samples and testpieces.