AS/NZS 2271:1999
Plywood and blockboard for exterior use
Specifies requirements for the construction, manufacture, grading and finish of plywood and blockboard for exterior use, where the product is exposed to the weather or to wet or damp conditions. It also includes specifications for veneer and core strip qualities, bond quality, joints, panel construction, dimensional tolerances and moisture content. Appendices provide information to be supplied with enquiries and orders, and suggestions for storage and handling.
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AS/NZS 2271:1999 PLYWOOD AND BLOCKBOARD FOR EXTERIOR USE
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.5 GRADES OF PLYWOOD AND BLOCKBOARD FOR EXTERIOR USE
1.6 DIMENSIONS AND SHAPE
1.6.1 Dimensions
1.6.2 Shape
1.7 MOISTURE CONTENT
1.8 FINISH
1.9 JOINTS IN SHEETS
1.10 IMMUNIZATION AND PRESERVATIVE TREATMENT
1.10.1 Immunization of lyctid-susceptible sapwood
1.10.2 Preservative treatment
1.11 BRANDING
SECTION 2 REQUIREMENTS FOR VENEERS AND CORE STRIPS
2.1 GENERAL REQUIREMENTS FOR ALL FACE AND BACK VENEERS
2.2 QUALITY A VENEER
2.2.1 General
2.2.2 Non-permitted imperfections
2.2.3 Permitted imperfections
2.3 QUALITY S VENEER
2.4 QUALITY B VENEER
2.4.1 General
2.4.2 Non-permitted imperfections
2.4.3 Permitted imperfections
2.5 QUALITY C VENEER
2.5.1 General
2.5.2 Non-permitted imperfections
2.5.3 Permitted imperfections
2.6 QUALITY D VENEER
2.6.1 General
2.6.2 Permitted imperfections
2.7 CORE VENEERS
2.8 CORE STRIPS
2.8.1 Species for core strips
2.8.2 Size and quality of core strips
2.8.3 Thickness of core strips
2.8.4 Finish of core strips
2.8.5 Moisture content of core strips
2.8.6 Assembly of core strips
SECTION 3 MANUFACTURING REQUIREMENTS
3.1 JOINTS IN VENEERS
3.1.1 End Joints
3.1.2 Edge joints
3.2 JOINTS IN PLYWOOD AND BLOCKBOARD SHEETS
3.3 BONDING BETWEEN PLIES
3.4 ASSEMBLY OF PLYWOOD
3.4.1 Construction
3.4.2 Lay-up of plies
3.5 ASSEMBLY OF BLOCKBOARD
3.5.1 Construction
3.5.2 Thickness of plies in the sheet
3.5.3 Lay-up plies
APPENDIX A - INFORMATION TO BE SUPPLIED WITH INQUIRIES AND ORDERS
APPENDIX B - STORAGE AND HANDLING OF PLYWOOD OR BLOCKBOARD FOR EXTERIOR USE
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AS/NZS 2271:1999 PLYWOOD AND BLOCKBOARD FOR EXTERIOR USE
PREFACE
CONTENTS
SECTION 1 SCOPE AND GENERAL
1.1 SCOPE
1.2 APPLICATION
1.3 REFERENCED DOCUMENTS
1.4 DEFINITIONS
1.5 GRADES OF PLYWOOD AND BLOCKBOARD FOR EXTERIOR USE
1.6 DIMENSIONS AND SHAPE
1.6.1 Dimensions
1.6.2 Shape
1.7 MOISTURE CONTENT
1.8 FINISH
1.9 JOINTS IN SHEETS
1.10 IMMUNIZATION AND PRESERVATIVE TREATMENT
1.10.1 Immunization of lyctid-susceptible sapwood
1.10.2 Preservative treatment
1.11 BRANDING
SECTION 2 REQUIREMENTS FOR VENEERS AND CORE STRIPS
2.1 GENERAL REQUIREMENTS FOR ALL FACE AND BACK VENEERS
2.2 QUALITY A VENEER
2.2.1 General
2.2.2 Non-permitted imperfections
2.2.3 Permitted imperfections
2.3 QUALITY S VENEER
2.4 QUALITY B VENEER
2.4.1 General
2.4.2 Non-permitted imperfections
2.4.3 Permitted imperfections
2.5 QUALITY C VENEER
2.5.1 General
2.5.2 Non-permitted imperfections
2.5.3 Permitted imperfections
2.6 QUALITY D VENEER
2.6.1 General
2.6.2 Permitted imperfections
2.7 CORE VENEERS
2.8 CORE STRIPS
2.8.1 Species for core strips
2.8.2 Size and quality of core strips
2.8.3 Thickness of core strips
2.8.4 Finish of core strips
2.8.5 Moisture content of core strips
2.8.6 Assembly of core strips
SECTION 3 MANUFACTURING REQUIREMENTS
3.1 JOINTS IN VENEERS
3.1.1 End Joints
3.1.2 Edge joints
3.2 JOINTS IN PLYWOOD AND BLOCKBOARD SHEETS
3.3 BONDING BETWEEN PLIES
3.4 ASSEMBLY OF PLYWOOD
3.4.1 Construction
3.4.2 Lay-up of plies
3.5 ASSEMBLY OF BLOCKBOARD
3.5.1 Construction
3.5.2 Thickness of plies in the sheet
3.5.3 Lay-up plies
APPENDIX A - INFORMATION TO BE SUPPLIED WITH INQUIRIES AND ORDERS
APPENDIX B - STORAGE AND HANDLING OF PLYWOOD OR BLOCKBOARD FOR EXTERIOR USE
Previous versions
AS/NZS 2271:1999
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.