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AS 22389.1:2024
[Current]Timber structures - Bending strength of I-beams, Part 1: Testing, evaluation and characterization (ISO 22389-1:2010, MOD)
AS 22389.1:2024 specifies the requirements for prefabricated wood-based I-beams used as structural members in bending applications and to provide procedures for establishing and evaluating structural capacities of prefabricated wood-based I-beams
Published: 11/10/2024
Pages: 29
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Materials
4.1 Flange stock
4.2 Web material
4.3 Adhesives
5 Product evaluation
5.1 General
5.1.1 Sample size
5.1.2 Specimens
5.1.3 Test accuracy
5.1.4 Test methods
5.1.5 Test safety
5.2 Characteristic shear capacity
5.2.1
5.2.2
5.2.2.1
5.2.2.2
5.2.2.3
5.2.2.4
5.2.3
5.2.4
5.2.5
5.2.6
5.2.7
5.2.8
5.2.9
5.2.10
5.2.11
5.2.11.1
5.2.11.2
5.2.12
5.2.12.1
5.2.12.2
5.2.12.3
5.2.12.4
5.2.12.5
5.3 Characteristic bearing capacity
5.3.1 General
5.3.1.1
5.3.1.2
5.3.1.2.1
5.3.1.2.2
5.3.1.3
5.3.1.4
5.3.1.5
5.3.1.5.1
5.3.1.5.2
5.3.2 Test methods
5.3.2.1 End bearing
5.3.2.2 Intermediate bearing
5.3.2.3 Loads and modes of failure
5.3.3 Data analysis
5.3.3.1
5.3.3.2
5.3.3.3
5.3.3.4
5.3.4 Specific analysis provisions for a default evaluation
5.3.4.1
5.3.4.2
5.3.4.3
5.3.5 Specific analysis provisions for a regression-based evaluation
5.3.5.1
5.3.5.2
5.3.5.3
5.3.5.4
5.3.5.5
5.3.5.6
5.3.6 Compression perpendicular to grain
5.3.7 Web stiffeners
5.4 Characteristic bending capacity
5.4.1 Test procedure
5.4.2 Specimens
5.4.3 Sample size and analysis for empirical test method
5.4.3.1
5.4.3.2
5.4.3.3
5.4.3.4
5.4.3.5
5.4.3.6
5.4.4 Sample size and analysis for analytical method
5.4.4.1
5.4.4.2
5.4.4.3
5.5 Characteristic bending stiffness and creep
5.5.1 Test procedures
5.5.2 Bending stiffness
5.5.3 Creep
5.5.4 Elastic properties
5.5.4.1
5.5.4.2
5.5.4.3
5.6 Web openings and other considerations
5.6.1 General
5.6.2 Web openings
5.6.2.1
5.6.2.2
5.7 Flange tension tests
5.7.1
5.7.2
5.7.3
5.7.4
5.8 End joint tension tests
5.8.1
5.8.2
5.8.3
5.8.4
Appendix A
A.1 Flange materials
A.2 Length adjustment
A.3 Characteristic compressive strength
A.4 Analytical I-beam bending capacities
Appendix B
B.1 General
B.2 Example coding system
B.2.1
B.2.2
B.3 Failure codes associated with long-span bending moment tests
B.4 Qualifier codes
Bibliography
Cited references in this standard
ASTM D5456
Standard Specification for Evaluation of Structural Composite Lumber Products
ASTM D2915
Standard Practice for Evaluating Allowable Properties for Grades of Structural Lumber
EN 789
Timber structures — Test methods — Determination of mechanical properties of wood based panels
[Current]
Timber structures - Bond performance of adhesives - Part 1: Basic requirements
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