【正文】 C and (65 5) % relative humidity before testing. Table 3 — Definition of formaldehyde class E 1 Initial type testinga Test method ENV 7171 Requirement Release 0,124 mg/m3 air Factory production control Test method EN 7172 Requirement Release 3,5 mg/m2 h or 5 mg/m2 h within 3 days after production a For established products, initial testing may also be done on the basis of existing data with EN 7172 testing, either from factory production control or from external inspection. Table 4 — Definition of formaldehyde class E 2 Initial type testing either Test method ENV 7171 Requirement Release 0,124 mg/m3 air or Test method EN 7172 Requirement Release 3,5 mg/m2 h to 8 mg/m2 h or 5 mg/m2 h to 12 mg/m2 h within 3 days after production Factory production control Test method EN 7172 Requirement Release 3,5 mg/m2 h to 8 mg/m2 h or 5 mg/m2 h to 12 mg/m2h within 3 days after production 6 Requirements for plywood for use in dry conditions (EN 6361) Bonding quality The bonding quality shall ply with the requirements of bonding class 1 of EN 3142. Biological durability Plywood shall be appropriate for prevailing climatic conditions. The risk of attack is outlined in hazard class 1 of EN 3353. NOTE Guidance on factors affecting durability and on precautionary measures which may be considered as necessary can be found in ENV 1099. `,``,`,`,`,`,`,``,``,`,`,`,` Copyright British Standards Institution Reproduced by IHS under license with BSI Uncontrolled Copy Document provided by IHS Licensee=Bureau Veritas/5959906001, 11/08/2020 05:10:42 MST Questions or ments about this message: please call the Document Policy Group at 3033972295. 9 `,``,`,`,`,`,`,``,``,`,`,`,` EN 636:2020 (E) 7 Requirements for plywood for use in humid conditions (EN 6362) Bonding quality The bonding quality shall ply with the requirements of bonding class 2 of EN 3142. Biological durability Plywood shall be appropriate for prevailing climatic conditions. The risk of attack is outlined in hazard class 2 of EN 3353. NOTE Guidance on factors affecting durability and on precautionary measures which may be considered as necessary can be found in ENV 1099. 8 Requirements for plywood for use in exterior conditions (EN 6363) Bonding quality The bonding quality shall ply with the requirements of bonding class 3 of EN 3142. Biological durability Plywood shall be appropriate for prevailing climatic conditions. The risk of attack is outlined in hazard class 3 of EN 3353. In this hazard class, the performance of most plywood will be promised if suitable preservative treatment and/or relevant surface and edges coating is not applied and if the panels are not properly maintained and installed. NOTE Guidance on factors affecting durability and on precautionary measures which may be considered as necessary can be found in ENV 1099. 9 Supplementary properties For certain applications information on some supplementary properties can be required. Some of these supplementary properties are listed in Table . On request this information should be provided by the supplier. These properties shall be determined according to the European Standards listed in Table . If there is no European Standard available the method used shall be fully described in the test report. 10 Verification of pliance General Verification of pliance with this European Standard shall be carried out using the test methods listed in Table 5. External control External control of the factory, if 。C and a relative humidity of the surrounding air only exceeding 65 % for a few weeks per year. These conditions correspond with service class 1 according to ENV 199511. Boards of this type are suitable for use in biological hazard class 1 of EN 3353 plywood for use in humid conditions (EN 6362) plywood to be used in conditions characterised by a moisture content in the material corresponding to a tempera ture of 20 176。 R NOR M U NG Management Centre: rue de Stassart, 36 B1050 Brussels 169。E N DE NOR M A L I S A T I ON EUR O P 196。 Exigences Sperrholz Anforderungen This European Standard was approved by CEN on 18 March 2020. CEN members are bound to ply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Uptodate 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 versions (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, 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 C O M I T 201。 EN 6362:1996。ENNE EUROP196。 — monitor related international and European developments and promulgate them in the UK. A list of anizations represented on this mittee can be obtained on request to its secretary. Crossreferences The British Standards which implement international or European publications referred to in th