BS EN 312 2003 Particleboards - specifications.pdf
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1、BRITISH STANDARD BS EN 312:2003 Particleboards Specifications The European Standard EN 312:2003 has the status of a British Standard ICS 79.060.20 ? Licensed copy:PONTYPRIDD COLLEGE, 27/01/2008, Uncontrolled Copy, BSI BS EN 312:2003 This British Standard was published under the authority of the Stan
2、dards Policy and Strategy Committee on 22 January 2004 BSI 22 January 2004 ISBN 0 580 43292 0 National foreword This British Standard is the official English language version of EN 312:2003. It supersedes BS EN 312-1:1997, BS EN 312-2:1997, BS EN 312-3:1997, BS EN 312-4:1997, BS EN 312-5:1997, BS EN
3、 312-6:1997, BS EN 312-7:1997 which are withdrawn. The UK participation in its preparation was entrusted to Technical Committee B/541, Wood based panels, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. The UK Nationa
4、l annex NA attached to this standard provides further information on particleboard type designation. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International
5、Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Sta
6、ndard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and Europ
7、ean developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 20, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Ame
8、ndments issued since publication Amd. No. DateComments Licensed copy:PONTYPRIDD COLLEGE, 27/01/2008, Uncontrolled Copy, BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 312 August 2003 ICS 79.060.20Supersedes EN 312-1:1996, EN 312-2:1996, EN 312-3:1996, EN 312-4:1996, EN 312-5:1997, EN 312-6
9、:1996 and EN 312-7:1997 English version Particleboards - Specifications Panneaux de particules - ExigencesSpanplatten - Anforderungen This European Standard was approved by CEN on 16 May 2003. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions fo
10、r giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member. This European Standard exists in three official v
11、ersions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium,
12、 Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUN
13、G Management Centre: rue de Stassart, 36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 312:2003 E Licensed copy:PONTYPRIDD COLLEGE, 27/01/2008, Uncontrolled Copy, BSI EN 312:2003 (E) 2 Contents page Foreword.
14、3 1Scope 4 2Normative references . 4 3Classification of boards . 5 4General requirements for all board types. 5 5Requirement values 6 6Requirements for general purpose boards for use in dry conditions (Type P1) 7 7Requirements for boards for interior fitments (including furniture) for use in dry con
15、ditions (Type P2) 7 8Requirements for non load-bearing boards for use in humid conditions (Type P3) . 8 8.1General. 8 8.2Mechanical and swelling properties 8 8.3Moisture resistance 8 9Requirements for load-bearing boards for use in dry conditions (Type P4) 9 10Requirements for load-bearing boards fo
16、r use in humid conditions (Type P5). 10 10.1General. 10 10.2Mechanical and swelling properties 10 10.3Moisture resistance 11 11Requirements for heavy duty load-bearing boards for use in dry conditions (Type P6) 12 12Requirements for heavy duty load-bearing boards for use in humid conditions (Type P7
17、). 13 12.1General. 13 12.2Mechanical and swelling properties 13 12.3Moisture resistance 14 13Supplementary properties 14 14Verification of compliance . 15 14.1General. 15 14.2External control. 15 14.3Factory production control 15 15Marking. 16 Annex A (normative) Voluntary colour coding system for p
18、articleboards. 17 Licensed copy:PONTYPRIDD COLLEGE, 27/01/2008, Uncontrolled Copy, BSI w w w . b z f x w . c o m EN 312:2003 (E) 3 Foreword This document (EN 312:2003) has been prepared by Technical Committee CEN/TC 112 “Wood-based panels”, the secretariat of which is held by DIN. This European Stan
19、dard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by February 2004, and conflicting national standards shall be withdrawn at the latest by February 2004. This document supersedes EN 312-1:1996, EN 312-2:1996, EN 312-3:1
20、996, EN 312-4:1996, EN 312-5:1997, EN 312-6:1996 and EN 312-7:1997. The following modifications have been made: a)The seven parts of the standard have been combined. b)The annexes in EN 312-1:1996 with A-deviations for formaldehyde emission have been deleted. The formal- dehyde classes according to
21、EN 13986 have been taken into account in Table 1 and Table 13. c)A new grade of board type P3 has been introduced and the existing types P2 and P3 have been renamed to P1 and P2. d)The requirements for bending strength and modulus of elasticity in bending of class P4 have been modified in part. e)Th
22、e requirements for swelling in thickness after cyclic test for some thickness classes have been modified for boards of type P5 and P7. f)The restrictions for adhesives for moisture resistant boards according to option 2 have been deleted. Annex A is normative. This document includes as bibliography.
23、 According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following coun- tries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Nethe
24、rlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and the United Kingdom. Licensed copy:PONTYPRIDD COLLEGE, 27/01/2008, Uncontrolled Copy, BSI w w w . b z f x w . c o m EN 312:2003 (E) 4 1 Scope This European Standard specifies the requirements for resin-bonded unfaced particleboards. N
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