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1、AS 1604.12005 (Incorporating Amendment No. 1) Australian Standard Specification for preservative treatment Part 1: Sawn and round timber AS 1604.12005 Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 This Australian Standard was prepared by Committee TM-006, Timber Preservation and Durability.
2、It was approved on behalf of the Council of Standards Australia on 18 November 2004. This Standard was published on 22 March 2005. The following are represented on Committee TM-006: A3P Australian Pesticides and Veterinary Medicines Authority Consumers Federation of Australia Department of Primary I
3、ndustries and Fisheries Engineered Wood Products Association of Australasia Engineers Australia Ensis Forests New South Wales Glued Laminated Timber Association of Australia Housing Industry Association, Australia LOSP Treated Timber Association New Zealand Timber Industry Federation New Zealand Tim
4、ber Preservation Council Timber Preservers Association of Australasia Timber Queensland Additional Interests: Dr Harry Greaves This Standard was issued in draft form for comment as DR 03436. Standards Australia wishes to acknowledge the participation of the expert individuals that contributed to the
5、 development of this Standard through their representation on the Committee and through public comment period. Keeping Standards upKeeping Standards upKeeping Standards upKeeping Standards up- - - -totototo- - - -datedatedatedate Australian Standards are living documents that reflect progress in sci
6、ence, technology and systems. To maintain their currency, all Standards are periodically reviewed, and new editions are published. Between editions, amendments may be issued. Standards may also be withdrawn. It is important that readers assure themselves they are using a current Standard, which shou
7、ld include any amendments that may have been published since the Standard was published. Detailed information about Australian Standards, drafts, amendments and new projects can be found by visiting www.standards.org.auwww.standards.org.auwww.standards.org.auwww.standards.org.au Standards Australia
8、welcomes suggestions for improvements, and encourages readers to notify us immediately of any apparent inaccuracies or ambiguities. Contact us via email at mailstandards.org.aumailstandards.org.aumailstandards.org.aumailstandards.org.au, or write to Standards Australia, GPO Box 476, Sydney, NSW 2001
9、. Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 AS 1604.12005 (Incorporating Amendment No. 1) Australian Standard Specification for preservative treatment Part 1: Sawn and round timber Originated as SAA INT 911945 and SAA INT 921945. Previous edition AS 16041997. Revised and redesignated AS
10、1604.12000. Second edition AS 1604.12005. Reissued incorporating Amendment No. 1 (July 2006). COPYRIGHT Standards Australia All rights are reserved. No part of this work may be reproduced or copied in any form or by any means, electronic or mechanical, including photocopying, without the written per
11、mission of the publisher. Published by Standards Australia GPO Box 476, Sydney, NSW 2001, Australia ISBN 0 7337 6490 8 Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 AS 1604.12005 2 PREFACE This Standard was prepared by the Australian members of the Joint Standards Australia/Standards New Zea
12、land Committee TM-006, Timber Preservation, to supersede AS 1604.12000. After consultation with stakeholders in both countries, Standards Australia and Standards New Zealand decided to develop this Standard as an Australian Standard rather than an Australian/New Zealand Standard. This Standard incor
13、porates Amendment No. 1 (July 2006). The changes required by the Amendment are indicated in the text by a marginal bar and amendment number against the clause, note, table, figure, or part thereof affected. The objective of this Standard is to specify requirements for preservative-treated sawn and r
14、ound timber for protection against decay, insect, or marine borer attack. The objectives of this revision are as follows: (a) Incorporate the changes in Amendment No. 1 (issued on 2 April 2001). (b) Coordinate with the development of the new Australian Standard on timber natural durability. Tables A
15、1 and A2 for selected hardwood not susceptible to lyctid attack and Tables F1 and F2 for the timber natural durability classification in the 2000 edition of AS 1604.1 have been incorporated into AS 5604. (c) Include requirements for seasoned softwood framing to be used south of the Tropic of Caprico
16、rn in hazard class H2 exposure conditions (in Section 3). (d) Amend the requirements for tributyltin-naphthenate-based preservatives used in structural products in hazard class H3 exposure conditions. This Standard is part of a series that covers specifications for preservative treatment of timber p
17、roducts, as follows: AS 1604 Specification for preservative treatment AS 1604.1 Part 1: Sawn and round timber (this Standard) AS/NZS 1604 Specification for preservative treatment AS/NZS 1604.2 Part 2: Reconstituted wood-based products AS/NZS 1604.3 Part 3: Plywood AS/NZS 1604.4 Part 4: Laminated ven
18、eer lumber (LVL) AS/NZS 1604.5 Part 5: Glued laminated timber products This Standard does not specify the methods of preservative treatment that may be adopted to achieve the specified penetrations and retentions. Where the user is uncertain of the appropriate preservative treatment, additional info
19、rmation may be obtained from organizations such as state and territory forestry authorities, and the CSIRO Forestry and Forest Products. Preservatives not covered in this edition, and which may have general application, should be brought to the attention of Standards Australia for consideration for
20、inclusion in future editions. Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 3 AS 1604.12005 WARNING: Important Safety Notice Improper use of the preservative chemicals and treated products may be hazardous. All individuals involved in the production or testing of treated products should be f
21、amiliar with the relevant material safety data sheets. Consumer information sheets dealing with the appropriate use and handling of treated products should be provided at point of sale literature. CCA-treated timber should not be used for food preparation surfaces nor in storage units or containers
22、where the foodstuffs will be in direct contact with the treated timber surface. For the purpose of user friendliness, the following colour page coding is used to differentiate between the six hazard classes: (i)OrangeHazard class selection guide. (ii)YellowHazard class H1. (iii)BlueHazard class H2.
23、(iv) PinkHazard class H3. (v) GreenHazard class H4. (vi) CreamHazard class H5. (vii) GreyHazard class H6. Statements expressed in mandatory terms in notes to tables are deemed to be an integral part of this Standard. The terms normative and informative have been used in this Standard to define the a
24、pplication of the appendix to which they apply. A normative appendix is an integral part of a Standard, whereas an informative appendix is only for information and guidance. Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 AS 1604.12005 4 CONTENTS Page SECTION 1 SCOPE AND GENERAL 1.1 SCOPE 7 1.
25、2 APPLICATION.7 1.3 REFERENCED DOCUMENTS 8 1.4 DEFINITIONS 8 1.5 TIMBER PRESERVATIVE 10 1.6 SELECTION OF HAZARD CLASS. 10 1.7 PRESERVATIVE TREATMENT . 13 SECTION 2 HAZARD CLASS H1 2.1 GENERAL 15 2.2 PRESERVATIVE PENETRATION ZONE. 15 2.3 PRESERVATIVE RETENTION REQUIREMENT 15 SECTION 3 HAZARD CLASS H2
26、 3.1 GENERAL 17 3.2 PRESERVATIVE PENETRATION ZONE. 17 3.3 PRESERVATIVE RETENTION REQUIREMENT 18 SECTION 4 HAZARD CLASS H3 4.1 GENERAL 19 4.2 PRESERVATIVE PENETRATION ZONE. 19 4.3 PRESERVATIVE RETENTION REQUIREMENT 19 4.4 USE OF TBTN AND TBTO 19 SECTION 5 HAZARD CLASS H4 5.1 GENERAL 21 5.2 PRESERVATI
27、VE PENETRATION ZONE. 21 5.3 PRESERVATIVE RETENTION REQUIREMENT 21 SECTION 6 HAZARD CLASS H5 6.1 GENERAL 23 6.2 PRESERVATIVE PENETRATION ZONE. 23 6.3 PRESERVATIVE RETENTION REQUIREMENT 23 SECTION 7 HAZARD CLASS H6 7.1 GENERAL 25 7.2 PRESERVATIVE PENETRATION ZONE. 25 7.3 PRESERVATIVE RETENTION REQUIRE
28、MENT 26 SECTION 8 MARKING AND CERTIFICATE OF TREATMENT 8.1 LEGIBLE MARKING. 27 8.2 MARKING INFORMATION 27 8.3 LAYOUT OF BRANDS 28 8.4 EXEMPTIONS FROM MARKING. 28 8.5 CERTIFICATE OF TREATMENT . 28 Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 5 AS 1604.12005 APPENDICES A METHOD FOR DETECTION
29、OF LYCTID-SUSCEPTIBLE SAPWOOD. 30 B COMPOSITION OF PRESERVATIVES SPECIFIED IN THIS STANDARD . 31 C PRESERVATIVE NUMBERS AND REGISTRATION 34 D GUIDE TO HAZARD CLASSIFICATIONS FOR VARIOUS END USE APPLICATIONS. 37 E METHOD OF SELECTION AND PREPARATION OF TEST SPECIMEN 39 F NATURAL DURABILITY RATINGS 40
30、 G INTERACTION OF CCA RETENTION AND TIMBER DENSITY 41 Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 AS 1604.12005 6 FOREWORD The purpose of preservation is to extend the life of timber by protecting it from decay and insect or marine borer attack. This increases the range for the end applica
31、tion of timber and renders it a more useful and dependable material for construction, building and engineering purposes. The service life of timber depends on a variety of factors. These include the natural durability of the timber species commercially available, as described in AS 5604, Timber Natu
32、ral durability ratings, the degree of preservative treatment, and the range of hazards and type of environment anticipated during the service life of the timber. In addition, the severity of exposure can be reduced by alternative design. Regular inspection and maintenance procedures will assist to m
33、inimize the effects of exposure. In all conditions of use, the untreated sapwood of any timber species can be considered to be non-durable, as it is susceptible to degradation by insects or fungi, or both. Sapwood can be made as durable as the heartwood of most of the naturally durable species by co
34、rrect preservative treatment. Service life may depend upon the wood having been ripped, crosscut, shaped, bored, machined or having had any such operations or processes carried out before preservative treatment. Where subsequent machining is unavoidable, supplementary protection should be applied to
35、 the cut surface; however, this protection cannot be expected to be as effective as the original recommended treatment. References in this Standard to the penetration of heartwood with preservatives represent the minimum specification requirements for the several hazard conditions. Designers and use
36、rs should satisfy themselves, through appropriate sampling and testing, that the preservative in any structural timber complies with the specifications in this Standard. Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 7 AS 1604.12005 www.standards.org.au Standards Australia STANDARDS AUSTRALIA
37、 Australian Standard Specification for preservative treatment Part 1: Sawn and round timber S E C T I O N 1 S C O P E A N D G E N E R A L 1.1 SCOPE This Standard specifies requirements for preservative treatment for sawn and round timber that is required to be protected against decay, insect, or mar
38、ine borer attack for all exposure conditions throughout Australia. This Standard does not cover grade or seasoning condition, or the effects of mechanical degradation, including weathering. The preservatives referred to in this Standard are intended for application only in approved industrial treatm
39、ent plants as defined in AS/NZS 2843 series. 1.2 APPLICATION This Standard, in conjunction with AS/NZS 1605, is intended for application in hazard classes H1 to H6 throughout Australia. The following methods specify the preservative penetration of heartwood for the protection of sawn timber to be us
40、ed in hazard classes H2, H3, H4, H5 and H6: (a)Envelope treatment An unbroken envelope of preservative around the piece of sawn timber to the depth specified for each hazard class. (b)Limiting unpenetrated heartwood Restricting the amount of unpenetrated heartwood in the cross-section to the extent
41、specified for hazard classes H2 to H6. NOTES: 1 In Queensland the Timber Utilization and Marketing Act 1987 and in New South Wales the Timber Marketing Act 1977 require approval of a preservative treatment and registration of a brand before timber, offered for sale in either of these states, can be
42、described as preservative-treated. Detailed information about the requirements of such legislation may be obtained from the state government agencies concerned. 2 Where timber is to be treated to comply with the requirements of this Standard, timber treaters should select suitable timber material to
43、 ensure that either (a) the heartwood can be penetrated to the depth required for each hazard class; or (b) where the heartwood cannot be penetrated to the required depth, the unpenetrated heartwood should not exceed the cross-sectional limits set for the required hazard class. 3 Where a timber spec
44、ies treatment properties are not known, trial samples placed into a normal charge should give indications of the timbers treatability. These indications should serve as a guide for the treater. The following references set down the treatment properties of some well-known commercial timbers of the wo
45、rld: (a) BS EN 350-2 (see Clause 1.3). (b) Keating W.G., Bolza E., Characteristics, properties and uses of timber, Vol. 1, S.E. Asia, Northern Australia and the Pacific, INKATA PRESS Melbourne, 1982. A1 Accessed by TAFE QUEENSLAND INSTITUTES on 19 Dec 2007 AS 1604.12005 8 Standards Australia www.sta
46、ndards.org.au 1.3 REFERENCED DOCUMENTS The following documents are referred to in this Standard: AS 1199 Sampling procedures for inspection by attributes 1199.0 Part 0: Introduction to the ISO 2859 attribute sampling system 1199.1 Part 1: Sampling schemes indexed by acceptance quality limit (AQL) fo
47、r lot- by-lot inspection 1399 Guide to AS 1199Sampling procedures and tables for inspection by attributes 2209 TimberPoles for overhead lines 3530 SolventsMineral turpentine and white spirit 5604 TimberNatural durability ratings AS/NZS 1605 Methods for sampling and analysing timber preservatives and
48、 preservative- treated timber 4491 TimberGlossary of terms in timber-related Standards BS 3175 Specification for pentachlorophenol 4630 Specification for tributyltin oxide (di(tributyltin) oxide) 5707 Specification for preparation of wood preservatives in organic solvents NZS BS EN 350 Durability of
49、 wood and wood-based productsNatural durability of solid wood EN 350.2 Part 2: Guide to natural durability and treatability of selected wood species of importance in Europe ISO 12040 Graphic technologyPrints and printing inksAssessment of light fastness using filtered xenon arc light AWPA P8/04 2004 BWPDA Manual 1991 1.4 DEFINITIONS For the purpose of this Standard the definitions given in AS/NZS 4491 and those below apply. Where the definitions below differ from those in AS/NZS 4491, for the purpo
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