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09/30191937 DC : 0

Current
Current

The latest, up-to-date edition.

BS ISO 20152-1 - TIMBER STRUCTURES - BOND PERFORMANCE OF ADHESIVES - PART 1: BASIC REQUIREMENTS
Available format(s)

Hardcopy , PDF

Language(s)

English

Foreword
Introduction
1 Scope
2 Application
3 Normative references
4 Terms and definitions
   4.1 Service class 1
   4.2 Service class 2
   4.3 Service class 3
   4.4 Density
   4.5 Oven dry density
   4.6 Flat sawn timber
   4.7 Wood failure percentage
5 Symbols and abbreviated terms
6 Requirements
   6.1 Adhesive details, mixing and application
   6.2 Anti-fungal properties
   6.3 pH of cured adhesive film
   6.4 Shear strength and wood failure
        6.4.1 General
        6.4.2 Block shear
        6.4.3 Tension shear
   6.5 Delamination resistance
        6.5.1 General
        6.5.2 Method A
        6.5.3 Method B
   6.6 Creep resistance
        6.6.1 General
        6.6.2 Method A
        6.6.3 Method B
7 Sample preparation and test methods
   7.1 Anti-fungal properties
   7.2 pH of cured adhesive film
   7.3 Specimen requirements
        7.3.1 Evaluation for hardwoods
        7.3.2 Evaluation for softwoods
        7.3.3 Wood Density
   7.4 Wood moisture content
   7.5 Shear test and wood failure assessment
        7.5.1 Method A - Block shear
        7.5.2 Method B - Tension shear
   7.6 Delamination resistance test
        7.6.1 Method A
        7.6.2 Method B
   7.7 Creep resistance test
        7.7.1 Method A
        7.7.2 Method B
8 Adhesive sample
9 Rejection
10 Reporting
   10.1 General
   10.2 Product description
   10.3 Specimen preparation and testing
        10.3.1 General
        10.3.2 Block shear test results for each test
               condition
        10.3.3 Creep test
   10.4 Test results
        10.4.1 General
        10.4.2 Block shear test
        10.4.3 Delamination test results
        10.4.4 Creep test results
Annex A (normative) - Interrupting the boil-dry-freeze
        conditioning
Annex B (normative) - Measurement and computation of glue
        line creep for environments A, B and C

Committee
B/518
DocumentType
Draft
Pages
33
PublisherName
British Standards Institution
Status
Current

EN 302-2:2017 Adhesives for load-bearing timber structures - Test methods - Part 2: Determination of resistance to delamination
ASTM D 1583 : 2001 : R2018 Standard Test Method for Hydrogen Ion Concentration of Dry Adhesive Films
ISO 3130:1975 Wood — Determination of moisture content for physical and mechanical tests
EN 301:2017 Adhesives, phenolic and aminoplastic, for load-bearing timber structures - Classification and performance requirements
EN 302-1:2013 Adhesives for load-bearing timber structures - Test methods - Part 1: Determination of longitudinal tensile shear strength
EN 15416-2:2007 Adhesives for load bearing timber structures other than phenolic and aminoplastic - Test methods - Part 2: Static load test of multiple bondline specimens in compression shear
EN 15425:2017 Adhesives - One component polyurethane (PUR) for load-bearing timber structures - Classification and performance requirements
ISO 3131:1975 Wood — Determination of density for physical and mechanical tests

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