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GB 22280-2008: Specification for production of preservative-treated wood
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| GB 22280-2008 | English | 169 |
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Specification for production of preservative-treated wood
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GB 22280-2008
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Basic data | Standard ID | GB 22280-2008 (GB22280-2008) | | Description (Translated English) | Specification for production of preservative-treated wood | | Sector / Industry | National Standard | | Classification of Chinese Standard | B69 | | Classification of International Standard | 79.20 | | Word Count Estimation | 7,715 | | Date of Issue | 2008-08-07 | | Date of Implementation | 2009-02-01 | | Quoted Standard | GB/T 14019-1992; GB/T 22102; LY/T 1294-1999; SB/T 10383; SB/T 10440; Pressure Vessel Safety Technology Supervision of Quality and Technical Supervision (1999 edition) | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 12 of 2008 (No. 125 overall) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This Chinese standard specifies the preservative wood preservative production equipment unit, wood preservatives, wood preservative treatment preparation before preservative treatment process, quality inspection, treated timber storage, product labeling, packaging and quality certification, environmental protection, labor protection, personnel qualification training requirements. This standard applies to wood preservative and its products manufacturing enterprises. | GB 22280-2008: Specification for production of preservative-treated wood---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Specification for production of preservative-treated wood
ICS 79.20
B69
National Standards of People's Republic of China
Wood preservative manufacturing practices
Posted 2008-08-07
2009-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
The standard Chapter 11, Chapter 12 is mandatory, the rest are recommended.
Appendix A of this standard is an informative annex.
The standard proposed by the People's Republic of China Ministry of Commerce.
This standard is drafted by. wood conservation development center, the Ministry of Railways Yingtan wood preservative plant.
Participated in the drafting of this standard. Guangzhou Fung Shengde high Building Material Co., Shanghai different Wood Technology Co., Ltd., Dongguan City, Mary Rose Wood
Material Protection Technology Co., Ltd., Jiangxi Eastern Investment Development Co., Ltd., Suzhou Heng regal landscape Wood Co., Ltd., Wuxi bright future
Wood Limited.
The main drafters of this standard.? Qiu Yu, Qian Xiao Hang, Fan Liangsen, gold weight, the new party affairs, Wang Youping, Tao Ming, Ma Shouhua.
Wood preservative manufacturing practices
1 Scope
This standard specifies the preservative wood preservative production equipment units, wood preservatives, wood preparation before preservative treatment, anti-corrosion treatment work
Art, quality inspection, treated timber storage, product labeling, packaging and quality certification, environmental protection, labor protection, training of personnel qualification requirements.
This standard applies to wood preservative and its products manufacturing enterprises.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 14019-1992 wood preservative term
GB/T 22102 wood preservative
LY/T 1294-1999 the direct use of wood poles
SB/T 10383 commercial timber and its products logo
SB/T 10440 vacuum and (or) pressure impregnated (treated) wood preservative equipment unit
Pressure Vessel Safety Technology Supervision Quality and Technical Supervision (1999 Edition)
3 Terms and Definitions
GB/T 14019-1992 SB/T 10440, and established the following terms and definitions and apply to this standard.
3.1
By wood preservative-treated wood and its products.
3.2
Processing storage tank just remove the drip still in a state of new timber processing, until the area was not until the drop.
3.3
After penetrate the wood, fixing the role of water-borne preservatives occur.
4 anti-corrosion equipment unit
4.1 vacuum pressure equipment unit shall comply with the SB/T 10440 requirements.
4.2 anticorrosion equipment unit should be installed in a leak-proof concrete floor foundation.
5 Wood preservatives
5.1 manufacturers can choose according to different uses preservative wood preservative. Commonly used preservatives are mainly boron compound (SBX), cuprammonium
(Amine) quaternary (ACQ), copper, chromium and arsenic (CCA), ammonia dissolved copper arsenate (ACA), copper boron azole -A type (CBA-A), copper azole -B type (CA-B),
Coal tar and creosote (CR), 8- hydroxyquinoline copper (Cu8), copper naphthenate (and CuN) and the like.
5.2 preservatives should be qualified, should be clearly identified together with quality inspection report. Production enterprises to cope with preservative be retested.
5.3 Classification preservatives should be stored separately, can not mix with other items. Preservatives warehouse should be closed locked out of the library system to establish and implement anti
Fire, rain, moisture loss and other measures.
Prepare 6 timber before preservative treatment
6.1 manufacturers should be required to check the wood feet.
6.2 timber needs to be planing, sawing, cutting, drilling and other processing, should be embalmed prior to final machining required predetermined shape and size.
NOTE. If you want to carry out the above processing wood preservative, preservative should use the original concentrates or other suitable wood preservative in newly exposed surface was coated
Plating process, to enclose the newly exposed surface of the wood.
6.3 pairs of hard-impregnated wood should be scored or punching process.
6.4 moisture content of wood with fixation type water-borne preservative Vacuum/pressure before treatment should be controlled below 30%.
7 anti-corrosion treatment process
7.1 Process Method
Wood preservative treatment selectable full-cell method, the air cell method, empty cell method, frequency compression and other methods. Wood treated with preservatives stream full-cell method
Cheng See Appendix A.
7.2 embalmed technical requirements
7.2.1 the company should be based on species and size, moisture content, preservatives, equipment, etc., the development of anti-corrosion technology operating procedures to guide prevention
Rot processing operations, to ensure that wood preservative products meet quality requirements.
7.2.2 Pressure infusion infusion tank pressure should not exceed the design allows the use of pressure.
7.2.3 In the production process, to deal with the proportion of preservative treatment solution of the active ingredient and each total concentration of active ingredient between regular testing, such as
Does not meet the requirements should be adjusted.
7.2.4 anti-corrosion technology production should implement operating procedures infusion job, and fill the daily production record.
7.2.5 After impregnation preservative treated wood preservatives should be completely fixed only after put into use in the fixed period should prevent sunlight and rain.
8 Quality Control and Inspection
8.1 Staffing
Wood preservative manufacturers should be someone responsible for quality inspection.
8.2 Quality requirements
Wood preservative quality should be consistent with GB 22102 of the regulations and requirements.
8.3 Quality Control
8.3.1 Batch provisions
Wood preservative quality test jar should be a product test batch, random testing.
8.3.2 preservative wood preservative to keep the amount of inspection time
Preservative wood preservative to keep the amount of testing should be sampled immediately after the tank, the detection of other items should be in the tank today.
8.3.3 preservative wood preservative liquid absorption amount monitoring
Preservative wood preservative liquid absorption amount per tank timber should be in units of weight or other suitable method of detecting, should reach operating procedures
Claim.
8.3.4 penetration detection
Each tank wood preservative should be the upper, middle and lower positions of the drill a sample, sampling at more than 30cm away from the wood sawing or drilling should end.
Drilling should be vertical narrow face, the sampling depth of not less than half the width of the sheet surface, chromogenic method for detecting wood preservative immersion depth. Wood core drill
After applying the same kind of anti-corrosion hole blocking tight cork.
8.4 Quality inspection
Performed in GB/T 22102 regulations.
8.5 return processing tank
Meet quality requirements of the processing tank can be returned.
8.6 Quality Analysis
Manufacturers respond month product quality and a brief analysis of the problems, such as a major quality accidents, and make a special report shall be attached
Improvement of the technical process.
9 wood preservative storage
9.1 qualified by testing wood preservative before storage, and should be required to be placed under the finished products area, stacking neat, easy to carry, tied. Each batch
Products should be clearly marked production date, product name, preservatives name, size, quantity and test results using.
9.2 Finished administrator should periodically check the tour and found mildew, discoloration, rot, cracks, etc., should be isolated and labeled, non-defective
Manufactured goods.
10 product identification, quality certification
10.1 Product Identification
Commercial wood preservative shall SB/T 10383 requirements for identification.
10.2 quality certification
Each batch of product quality certification should be attached to wood preservative and should indicate the product name, species, size, preservatives name on the certificate, use classification
Code, name of manufacturer, date of manufacture and the inspector stamp or serial number.
11 Environmental Protection
11.1 Wastewater Treatment
Waste water generated in the production of the company should be fully recovered for recycling.
11.2 Ground Environment
Corrosion treatment plant and a dropping zone shall be leak-proof surface treatment, and the establishment of anti-corrosion treatment and liquid waste collection means is circulated
use.
11.3 waste
Production enterprises should set up anti-corrosion waste collection device, and take measures to secure handling, collection and disposal according to regulations.
11.4 Dust
Machining of wood preservative, environmental requirements should be established dust removal device for processing centralized dust collection, according to the regulations.
11.5 preservative packaging
11.5.1 Cleaning
The return of the former packaging manufacturer, application of a suitable solvent to clean, not residual liquid. Cleaning fluid should be recycled.
11.5.2 recycling and disposal
Packaging recycling should not be used for other purposes, it can not be recycled, according to relevant regulations.
12 labor protection
Where direct contact with the wood preservative and preservatives staff job should wear protective clothing, rubber gloves, masks and other work within the company
Protection products, to avoid direct skin contact and inhalation of hazardous substances. From work should be carried out bathing, dressing, changing his shoes.
13 Personnel Qualification Training
Wood preservative treatment process operators and wood preservative quality inspection staff should be qualifications through vocational skills training.
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