6305/3 (ISO nternational Standard INTERNATIONAL ORGANIZATION FOR STANDARDIZATION MEXAYHAPOAHAA OPTAHW3AUMA NO CTAHAAPTW3ALWM·ORGANISATION INTERNATIONALE DE NORMALISATION Railway components - Technical delivery requirements Part 3 : Steel sleepers Eléments constitutifs de la voie ferrée -- Spécifications techniques de livraison -- Partie 3 : Traverses en acier First edition - 1983-10-01 sO 6305/3-1983 UDC 625.142.3 Ref. No. ISO 6305/3-1983 (E) Descripteurs : railroad equipment, steel products, railroad fixed equipment, railroad ties, delivery conditions, manufacturing, dimensions, dimensional tolerances, acceptance inspection, diagrams, marking. Price based on 9 pages itted without license from IHS Not for Resale Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of developing International Standards is carried out through ISo technical committees. Every member body interested in a subject for which a technical committee has been authorized has the and non-governmental, in liaison with Iso, also take part in the work. Draft International Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the ISO Council. Standard ISO 6305/3 was developed by Technical International Committee ISO/TC 17, Steel, and was circulated to the member bodies in August 1982. It has been approved by the member bodies of the following countries : Hungary Australia South Africa, Rep. of Austria India Sweden Belgium Iran Switzerland Canada Japan Tanzania Turkey Egypt, Arab Rep. of Korea, Dem. P. Rep. of United Kingdom France Korea, Rep. of Germany, F. R. Romania USSR No member body expressed disapproval of the document. @ International Organization for Standardization, 1983 Printed in Switzerland ted without license from IHS Not for Resale INTERNATIONAL STANDARD ISO 6305/3-1983 (E) Railway components - Technical delivery requirements Part 3 : Steel sleepers 1 Scope and field of application 3.2 Manufacture This part of Iso 6305 specifies the quality requirements of the The sleepers shall be manufactured by cutting to length a rolled product and the conditions of acceptance testing for steei section or plate followed by hot or possibly cold forming. sleepers. When the products are to be manufactured from flat They shall be finished in accordance with drawings supplied by plates, an alternative but equivalent specification may be agreed between the purchaser and the manufacturer. the purchaser. Throughout the production process, the manufacturer shall use the best techniques so that the sleepers satisfy the re- 2 References quirements of this standard. Continuously cast blooms may be used in addition to blooms made from ingots. ISO 82, Steel -- Tensile testing. 3.3 Coatings ISO 85, Bend test for steel. ISo 2859, Sampling procedures and tables for inspection by at- If specified in the invitation to tender, the sleepers shall be sup plied tar coated, or with another protective coating as agreed tributes. between the manufacturer and the purchaser. Drawings and working gauges 3.4 Conditions of manufacture 3 A copy of the final drawings shall be supplied to the manufac- 3.1 Steelmaking process turer by the purchaser together with the notification of approval of the order. The steelmaking process shall be at the manufacturer's option. If requested by the purchaser, the manufacturer shall state in If stated in the order, the manufacturer before starting produc- his tender the type and the principal characteristics of the tion shall make up two sets of maximum and minimum working steelmaking process; he may not alter them without advising gauges, incorporating the specified dimensional tolerances. If the purchaser's representative. required by the purchaser, the working gauges shall be stamped after approval by the purchaser's representative. The steel used shall be of on