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AS/NZS 1080.1:2012
[Current]Timber — Methods of test, Method 1: Moisture content
This Standard sets out the oven-drying method for determining the moisture content of specimens cut from solid timber, and the procedure for sampling of timber lots. This Standard also specifies requirements for the methods of estimating the local moisture content of solid timber using resistance meter and capacitance meter.
Published: 17/12/2012
Pages: 43
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope
2 Referenced documents
3 Definitions
4 Determination of moisture content—Oven-dry method
4.1 Application
4.2 Apparatus
4.2.1 Scales
4.2.2 Drying oven
4.3 Preparation of test pieces
4.3.1 Sampling
4.3.2 Determination of cutting patterns and recording of information
4.3.3 Test pieces for determining moisture content
4.3.3.1 Length of test piece
4.3.3.2 Cutting of test piece
4.3.4 Test pieces for determining moisture distribution
4.4 Procedure
4.4.1 Sample preparation
4.4.2 Determination of mass
4.4.3 Oven-drying
4.5 Calculation
4.6 Use of oven-dry method to calibrate resistance and capacitance meters
4.6.1 General
4.6.2 Sampling
4.7 Test report
5 Estimation of moisture content—Electrical resistance meter
5.1 Procedure for using resistance moisture meters
5.2 Calibration for species and timber preservative treatments
5.3 Test report
6 Estimation of moisture content—Capacitance meter
6.1 Procedure for using hand-held capacitance moisture meters
6.2 Procedure for using in-line capacitance moisture meters
6.3 Calibration for species and timber preservative treatments
6.4 Test report
Appendix A
A1 Scope
A2 Sampling
Appendix B
B1 Application
B2 Principle
B3 Types of hand-held resistance meters
B4 General
B4.1 Moisture distribution determination
B4.2 Effect of wood preservatives and adhesives
B4.3 Calibration by comparison with oven-dry method
B4.4 Accuracy
B4.5 Correction for timber species
B5 Precautions and limitations with resistance meters
Appendix C
C1 Application
C2 Principle
C3 Types of hand-held capacitance moisture meters
C4 General
C4.1 Accuracy of capacitance moisture meters
C4.2 Calibration by comparison with oven-dry method
C4.3 Correction for temperature
C4.4 Correction for density and thickness
C5 Precautions and limitations with hand-held capacitance moisture meters
C6 Reporting
Appendix D
Appendix E
Appendix F
Appendix G
Cited references in this standard
[Superseded]
Reconstituted wood-based panels - Methods of test, Method 3: Moisture content
[Current]
Methods of test for veneer and plywood, Method 1: Moisture content of veneer and plywood
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