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Council Directive 73/361/EEC of 19 November 1973 on the approximation of the laws, regulations and administrative provisions of the Member States relating to the certification and marking of wire-ropes, chains and hooks · European Union

Provision concerning round steel chains 3.1. The manufacturer or his authorized agent established in the European Economic Community must issue for each chain a certificate bearing at least the following information: (a) compulsory information: - the name and address of the manufacturer or his authorized agent established in the European Economic Community; the characteristics of the chain (nominal length and width of the link, diameter of the wire, whether chain calibrated or not) ; enclose a drawing of at least two links, showing maximum tolerances; the length of the chain delivered; average mass per metre; the method of joining the links (forging or electric welding); the value of the proof test load applied to the whole of the chain after heat treatment; the minimum practical tensile breaking strength of the chain at normal temperature; the minimum practical tensile breaking strength of the chain at temperature of use; the proportional elongation of the chain at breakage under tension; the characteristics of the material of the chain (for example class or quality); the type of heat treatment applied or where necessary to be applied at a later date by the manufacturer or a specialized undertaking; information on the nature and methods of the tensile tests and the results thereof; the limits of temperature for using the chain; maintenance and inspection instructions; information where applicable: - if the chain is made according to a national or international standard of use, identify this standard; if a chain has undergone a special heat treatment, the statement "for any heat treatment consult the manufacturer or his authorized agent". 3.2. One link in twenty at least or one link every metre, whichever is the lesser distance, must bear a legible and permanent quality mark in accordance with a national or international standard. The marks must have the following dimensions: >PIC FILE= "T0004942">

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Source: EUR-Lex (Cellar) · retrieved 2026-10-12 · Text as adopted (Official Journal); later amendments are not incorporated in this text.