ДСТУ EN 942:2022 Лесоматериалы в столярных изделиях. Общие требования (EN 942:2007, IDT)

ДСТУ EN 942:2022
(EN 942:2007, IDT)

Лісоматеріал у столярних виробах. Загальні вимоги

 
   
 
 
     
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Basic principles

4.1 Appearance classes

4.2 Species

4.3 Density

4.4 Growth rings

4.5 Surface quality

4.6 Moisture content

4.7 Finger-jointing, butt-jointing, edge-jointing and laminating

5 Classification of features

5.1 General

5.2 Knots and knot clusters

5.2.1 Types

5.2.2 Size

5.2.3 Distribution

6 Remedial work

6.1 Plugs and fillers

6.2 Requirements

Annex A (normative) Measurement of dimensions of finished pieces

Annex B (informative) Guide to moisture content in joinery

Annex C (informative) Guide to specifying timber in joinery

C.1 Information to be supplied

C.2 Identifying characteristics, techniques or remedies and their acceptability with visible surfaces

Annex D (informative) The selection of timber species for use in joinery

D.1 General

D.2 Aesthetic criteria

D.3 Commercial criteria

D.4 Mechanical criteria

D.5 Durability criteria

D.6 Serviceability criteria

D.7 Workability criteria

National annex NA (informative) Some species and their suitability for use in joinery

Bibliography