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DIN EN 14374:2016-07 (Draft)

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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

Available format(s)

Hardcopy , PDF

Withdrawn date

05-25-2022

Language(s)

German, German - English

Published date

07-01-2016

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

EN 717-2:1994/AC:2002 WOOD-BASED PANELS - DETERMINATION OF FORMALDEHYDE RELEASE - PART 2: FORMALDEHYDE RELEASE BY THE GAS ANALYSIS METHOD
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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