ДСТУ EN 17334:2022 Вклеєні стрижні в клеєних конструкційних дерев’яних виробах. Випробування, вимоги та класифікація міцності з’єднання на зсув (EN 17334:2021, IDT)



ДСТУ EN 17334:2022
(EN 17334:2021, IDT)

Вклеєні стрижні в клеєних конструкційних дерев’яних виробах
Випробування, вимоги та класифікація міцності з’єднання на зсув

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

Contents

European foreword

1 Scope

2 Normative references

3 Terms and definitions

4 Symbols

5 General requirements

6 Classification

6.1 Adhesive

6.2 Rods, wood products and species

7 Bond strength of the adhesive-wood interface

7.1 General

7.2 Requirements

7.2.1 Bond strength in longitudinal tensile shear test

7.2.2 Resistance to delamination

7.2.3 Effect of wood shrinkage on the shear strength

7.2.4 Effect of compression shear and climatic changes

7.3 Test methods

7.3.1 Determination of bond strength in longitudinal tensile shear test

7.3.2 Determination of resistance to delamination

7.3.3 Determination of the effect of wood shrinkage on the shear strength

7.3.4 Determination of compression shear and climatic changes

8 Bond shear strength of glued-in steel rods

8.1 General

8.2 Specimen

8.2.1 Build-up, dimensions

8.2.2 Timber material

8.2.3 Steel rod

8.3 Procedure

8.3.1 Manufacture of bond

8.3.2 Test schemes

8.3.3 Test procedure

8.4 Expression of test results

8.5 Determination of declared characteristic bond shear strength values

9 Determination of bond temperature resistance

9.1 General

9.2 Specimen

9.3 Procedure

10 Bond creep rupture test at very high and low moisture content

10.1 General

10.2 Specimen

10.3 Procedure

10.4 Requirement

11 Working properties of the adhesive

11.1 General

11.2 Determination of working life under reference conditions

11.3 Determination of open assembly time

11.4 Determination of curing time under reference conditions

11.5 Determination of time to fully cured state

11.5.1 General

11.5.2 Specimens and manufacture

11.5.3 Number and treatment of the specimens

11.5.4 Test procedures

11.5.5 Expression of results

11.5.6 Determination of time to fully cured state

11.5.7 Declared time to fully cured state

12 Test report

12.1 The adhesive

12.2 Preparation of specimens and testing procedure

12.3 Test results

Annex A (informative) Design procedure for glued in rods in GLT, GST, LVL and CLT

Annex B (informative) Common alternatives for adhesive infill in drilled holes

Bibliography