EUROPEANSTANDARD EN IS0 2401 NORMEEUROPEENNE EUROPAISCHE NORM September 2018 ICS25.160.20 Supersedes EN 22401:1994 English Version Welding consumables - Covered electrodes Determination of the efficiency, metal recovery and depositioncoefficient(ls02401:2018) Electrodes enrobées - Determination de Schweiszusatze- Umhillte Stabelelektroden - Bestimmung der Ausbringung. I'efficacite, du rendement dumetal et du coefficient de dépot (IS0 2401:2018) der Gesamtausbringung und des Abschmelzkoeffizienten (IS0 2401:2018) This European Standard was approved by CEN on 4 September 2018. CEN members arebound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerningsuch national standardsmaybe obtained onapplication totheCEN-CENELEC Management Centre ortoany CEN member This European Standard exists in three official versions (English, French, German). A version in any other language ManagementCentrehasthesame statusasthe officialversions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHES KOMITEE FUR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2018CEN All rights of exploitation in any form and by any means reserved Ref.No.EN IS0 2401:2018: E worldwide for CEN national Members EN IS0 2401:2018 (E) European foreword This document (ENIS0 2401:2018)has been prepared by Technical Committee IS0/TC44"Welding and allied processes" in collaboration with Technical Committee CEN/TC 121 "Welding and allied processes"the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by March 2019, and conflicting national standards shall be withdrawn at the latestby March 2019. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This documentsupersedes EN22401:1994 According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implementthis European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. Endorsementnotice The text of IS0 2401:2018 has been approved by CEN as EN IS0 2401:2018 without any modification. i IS02401:2018 Contents Page Foreword ..iv 1 Scope. ..1 2 Normativereferences 3 Termsand definitions 4 Test plates. 4.1 Number .2 4.2 Specification 5 Procedure 6 Calculation of efficiency and metal recovery .5 7 Roundingprocedure 8 Calculation of deposition coefficient .5 @IS0 2018-All rights reserved ili