INTERNATIONAL STANDARD Broadleaved wood raw parquet blocks - Classification of oak parquet blocks

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1 INTERNATIONAL STANDARD 3398 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION l MEWJYHAPOLIHAJl OPl-AHM3ALIMJl I-IO CI-AH~APTM3ALWW.ORGANISATION INTERNATIONALE DE NORMALISATION Dit document mag slechts op een stand-alone PC worden geinstalleerd. Gebruik op een netwerk is alleen. toestaan als een aanvullende licentieovereenkomst voor netwerkgebruik met NEN is afgesloten. This document may only be used on a stand-alone PC. Use in a network is only permitted when a supplementary license agreement for us in a network with NEN has been concluded. Broadleaved wood raw parquet blocks - Classification of oak parquet blocks Frises brutes en bois feuillus pour parquets - Classement des frises de cht?ne First edition ~~~ UDC : Il.OOl.3 Ref. No. ISO (E) Descriptors : construction materials, wood products, floor coverings, wood floors, parquet blocks, oak, classification. Price based on 3 pages

2 ls0 (the International Organization for Standardization) is a worldwide federation of national Standards institutes (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 set up has the right to be represented on that committee. International organizations, governmental 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. International Standard ISO 3398 was drawn up by Technical Committee lso/tc 99, Semi-manufactures sf timber, and was circulated to the member bodies in May lt has been approved by the member bodies of the following countries : Austria Bulgaria France Germany Hungary I reland South Africa, Rep.,of Netherlands Spain Norway Thailand Poland Turkey Romania Yugoslavia The member bodies of the following countries expressed disapproval of the document on technical grounds : Czechoslovakia Italy U.S.S.R. 0 International Organkation for Standardkation, 1977 l Printed in Switzerland

3 INTERNATIONAL STANDARD ISO (E) Broadleaved wood raw parquet blocks - Classification parquet blocks of oa 0 SCOPE AND FIELD OF APPLICATION This International Standard establishes the classification, by quality, of oak raw parquet blocks used for manufacturing different types of wood parquets. 4.2 Raw parquet blocks are divided into three grades : I IO M1) 2 REFERENCE ISO 3397, Broadkaved wood ra w parque t block - General charac teris tics. 3 MANUFACTURE, CHARACTERISTICS, DELIVERY CONDlTlONS The regulations for the manufacture, the characteristics and the delivery conditions are fixed by ISO CLASSI FICATION 4.1 Raw parquet blocks shall not contain more defects than those allowed in 4.4, for each grade. 4.3 Raw parquet blocks containing more defects than those allowed for the last grade (M) shall not be delivered under the designation ISO oak raw parquet blocks, nor under any other designation which may lead to confusion with one of the grades given. 4,4 The three grades shall correspond to the conditions stated in tables 1 I 2 and 3. 5 TYPE OF PARQUET BLOCK SAWING The type of sawing (quarter, half-quarter, slab) of the parquet blocks of the above grades may be the subject of special agreements in the orders. 1) Grade M is mainly intended for the manufacture of rnosaic paryuet.

4 I-ABI-E 1 - GeneraS ~t~~~terisaice t t ;j %:~Jnd sap~vvoo~d and false sapvdood E j none \ pernai-tted unly on one arris, persnitted unlimited f r 11 rf does not exceed 5 m-m of 1 i the wvidih of the piece l very siight per-mitted, stains E rl permitted,!f they do not ressit Brom aduiterations due to bio 1 are excluded i ca6 agenfs shallow check and permitted, non: exceeding 1 r-nm in depth 1 through permitted Gn ends, no% exceeding in lengrh the mmw Frent given for the length of the piece ij{ $ B ij mbark and frost cracks none 9 3 wer-y sr-na i I permitted in unirmited nurnber pu-ovided that their diameter does not exceed : - 2 mm for sound knots - 1 rnn-l for biack Knets $ Wane (dulc edges} none 2

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