19.11. 84 Official Journal of the European Communities No L 300/1 (Acts whose publication is not obligatory) COUNCIL COUNCIL DIRECTIVE of 17 September 1984 on the approximation of the laws of the Member States relating to seamless, steel gas cylinders (84/ 525/EEC) THE COUNCIL OF THE EUROPEAN COMMUNITIES, Having regard to the Treaty. establishing the European Economic Community, and in particular Article 100 thereof, ; Having regard to the proposal from the Commission, Having regard to the opinion of the European Parliament (1), Having regard to the opinion of the Economic and Social Committee (2), Whereas in the Member States the construction of gas cylinders and the- relevant controls are subject to mandatory provisions varying from one Member State to another and consequently hinder the trade in such vessels; whereas it is therefore necessary to approximate these provisions; Whereas Council Directive 76/767/EEC of 27 July 1976 on the approximation of the laws of the Member States relating to common provisions for pressure vessels and methods of inspecting them (), as amended by the Act of Accession of 1979, lays down in particular the procedures of EEC pattern approval and (1) O] No C 2, 9. 1. 1974, p. 64. (2) OJ No C 101, 23. 11. 1973, p. 25. (3) O] No L 262, 27.9. 1976, p. 153. verification for these vessels; whereas, according to that Directive, it is advisable to lay down the technical requirements to be complied with by EEC-type seamless, steel gas cylinders with a capacity of 0,5 to 150 litres in order to be importable, commercialized and used without restraint after having undergone inspection and bearing accordingly a mark and a symbol, HAS ADOPTED THIS DIRECTIVE: Article 1 1. This Directive shall apply to the steel pressure- resistant shells of seamless cylinders, i.e. formed from a single piece, capable of being refilled and transported, with a capacity of between 0,5 and 150 litres inclusive and designed to contain compressed, liquefied or’ dissolved gases. These gas cylinders are hereinafter referred to as ‘cylinders’. 2. This Directive shall not apply to cylinders made of austenitic steel or to cylinders to which metal is added when the base is being sealed. 3. This Directive shall apply irrespective of the number of outlets the cylinder has (one or two).