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EN 14374:2004

Current
Current

The latest, up-to-date edition.

Timber structures - Structural laminated veneer lumber - Requirements
Published date

24-11-2004

Publisher

Comite Europeen de Normalisation

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 document specifies 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.This document does not cover laminated veneer lumber treated against biological attack or fire.

Committee
CEN/TC 124
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current

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