DIN EN 14374:2016-07 (Draft)
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Timber structures - Laminated veneer lumber (LVL) - Requirements; German and English version prEN 14374:2016
Hardcopy , PDF
25-05-2022
German, German - English
01-07-2016
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Foreword
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Requirements
4.1 Veneers
4.2 Bonding quality
4.3 Dimensions and tolerances
4.4 Strength
4.4.1 General
4.4.2 Bending strength edgewise
4.4.3 Bending strength flatwise
4.4.4 Tension strength parallel to the grain
4.4.5 Tension strength perpendicular to the grain
4.4.6 Compression strength parallel to the grain
4.4.7 Compression strength perpendicular to the grain
4.4.8 Shear strength related to edgewise bending
4.4.9 Shear strength related to flatwise bending
4.5 Stiffness
4.5.1 General
4.5.2 Modulus of elasticity parallel to the grain
4.5.3 Modulus of elasticity perpendicular to the grain
4.5.4 Shear modulus related to edgewise bending
4.5.5 Shear modulus related to flatwise bending
4.6 Density
4.7 Moisture content
4.8 Reaction to fire
4.9 Release of formaldehyde
4.10 Natural durability against biological attack
5 Evaluation of conformity
5.1 General
5.2 Initial type testing or assessment
5.2.1 General
5.2.2 Sampling
5.2.3 Characteristics to be initial type tested or assessed
5.3 Factory production control
5.3.1 General
5.3.2 Characteristics of the finished product to be control
tested
6 Marking
Z.1 Scope and relevant characteristics
Z.2 Procedure for attestation of conformity of laminated
veneer lumber
Z.2.1 System of attestation of conformity
Z.2.2 EC Certificate and Declaration of conformity
Z.3 CE Marking
Bibliography
This standard is included in DIN Handbook 80 and 359. Describes the requirements for laminated veneer lumber for structural applications. The tests to be used, methods to carry out the evaluation of conformity and content of the marking of the product are given.
| DevelopmentNote |
DRAFT 2016 issued in July 2016. (07/2016)
|
| DocumentType |
Draft
|
| Pages |
161
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Withdrawn
|
| Standards | Relationship |
| NEN EN 14374 : 2004 | Identical |
| EN 14374:2004 | Identical |
| NS EN 14374 : 1ED 2005 | Identical |
| NBN EN 14374 : 2005 | Identical |
| I.S. EN 14374:2005 | Identical |
| BS EN 14374:2004 | Identical |
| UNI EN 14374 : 2005 | Identical |
| UNE-EN 14374:2005 | Identical |
| NF EN 14374 : 2005 | Identical |
| DIN 18203-3:2008-08 | TOLERANCES IN BUILDING CONSTRUCTIONS - PART 3: BUILDING COMPONENTS OF WOOD AND DERIVED TIMBER PRODUCTS |
| DIN 4102-4:2016-05 | FIRE BEHAVIOUR OF BUILDING MATERIALS AND BUILDING COMPONENTS - PART 4: SYNOPSIS AND APPLICATION OF CLASSIFIED BUILDING MATERIALS, COMPONENTS AND SPECIAL COMPONENTS |
| DIN HDBK 359 : 3ED 2015 | PRODUKTNORMEN FUER DIE HOLZWIRTSCHAFT 1 - NORMEN NACH DER WARENSYSTEMATIK DES HOLZHANDELS - GRUPPEN 1 BIS 3 (SCHNITTHOLZ, HOBELWARE UND PLATTENWERKSTOFFE) FUER DEN HANDEL, DAS HANDWERK UND DIE INDUSTRIE |
| DIN HDBK 80 : 11ED 2017 | ZIMMER- UND HOLZBAUARBEITEN VOB/STLB-BAU - VOB TEIL C: ATV DIN 18299, ATV DIN 18334 |
| EN 322:1993 | Wood-based panels - Determination of moisture content |
| EN 789:2004 | Timber structures - Test methods - Determination of mechanical properties of wood based panels |
| ENV 717-1 : 1998 | WOOD-BASED PANELS - DETERMINATION OF FORMALDEHYDE RELEASE - FORMALDEHYDE EMISSION BY THE CHAMBER METHOD |
| EN 350-2:1994 | Durability of wood and wood-based products - Natural durability of solid wood - Part 2: Guide to natural durability and treatability of selected wood species of importance in Europe |
| EN 323:1993 | Wood-based panels - Determination of density |
| EN 408:2010+A1:2012 | Timber structures - Structural timber and glued laminated timber - Determination of some physical and mechanical properties |
| EN 1438:1998 | Symbols for timber and wood-based products |
| PREN 14358 : DRAFT 2013 | TIMBER STRUCTURES - CALCULATION OF CHARACTERISTIC 5-PERCENTILE AND MEAN VALUES FOR THE PURPOSE OF INITIAL TYPE TESTING AND FACTORY PRODUCTION CONTROL |
| EN 314-1:2004 | Plywood - Bonding quality - Part 1: Test methods |
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