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GB/T 35490-2017 English PDF

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GB/T 35490-2017: Anti-corrosion technology of prestressed concrete cylinder pipe
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PDF similar to GB/T 35490-2017


Standard similar to GB/T 35490-2017

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Basic data

Standard ID GB/T 35490-2017 (GB/T35490-2017)
Description (Translated English) Anti-corrosion technology of prestressed concrete cylinder pipe
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A29
Classification of International Standard 25.220.99
Word Count Estimation 30,354
Date of Issue 2017-12-29
Date of Implementation 2018-07-01
Regulation (derived from) National Standards Bulletin 2017 No. 32
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

GB/T 35490-2017: Anti-corrosion technology of prestressed concrete cylinder pipe

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Anti-corrosion technology of prestressed concrete cylinder pipe ICS 25.220.99 A29 National Standards of People's Republic of China Corrosion Prevention Technology of Prestressed Concrete Cylinder Pipe 2017-12-29 Posted 2018-07-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 anti-corrosion design 2 4.1 General 2 4.2 Corrosive environment classification 2 4.2.1 Classification of soil erosion environment 2 4.2.2 water corrosion classification of the environment 3 4.2.3 atmospheric corrosion classification of the environment 3 4.3 anti-corrosion coating system selection design 3 4.3.1 Health Requirements 3 4.3.2 Pipeline anti-corrosion coating system 3 4.3.3 pipe (including steel parts) of the inner wall of the concrete surface anti-corrosion coating system 3 4.3.4 socket steel ring anti-corrosion coating system 4 4.3.5 Other anti-corrosion coating of steel system 4 4.4 anti-corrosion coating construction technology 4 5 anti-corrosion coating system material 4 5.1 General 4 5.2 Quality Assurance 4 5.3 Packaging and marking 5 5.4 Required product information 5 5.5 Coating Identification 6 5.5.1 General 6 5.5.2 Component Characteristics Inspection 6 5.5.3 Routine Batch Inspection 6 5.5.4 anti-corrosion coating system coating performance minimum 6 6 paint coating performance test 8 6.1 Health Requirements 8 6.2 Density 8 6.3 Non-volatile content 8 6.4 Volatile Organic Compounds (VOC) 8 6.5 Adhesion 9 6.6 resistant to weathering weather 9 6.7 Salt water resistance 9 6.8 Acid resistance 9 6.9 resistance to chloride ion permeability 9 7 Painting Construction 9 7.1 General Provisions 9 7.2 Grassroots requirements 9 7.2.1 Surface conditions of cement mortar protective layer 9 7.2.2 Concrete wall surface conditions 9 7.2.3 Socket socket steel ring and other steel surface conditions 9 7.3 Coatings 10 7.3.1 Supply 10 7.3.2 Storage 10 7.4 Painting Implementation 10 7.4.1 General 10 7.4.2 Construction conditions 10 7.4.3 Construction Methods 11 7.4.4 Evaluation before construction 11 7.5 Painting Management 11 7.5.1 General 11 7.5.2 Measuring Instruments 11 7.5.3 Coating Inspection 12 7.5.4 coating conservation 12 Quality control and acceptance 12 8.1 Process Inspection 12 8.1.1 Environmental conditions during construction 12 8.1.2 before coating the substrate surface inspection 12 8.1.3 coating process coating thickness control 12 8.2 Final Inspection 12 8.2.1 Inspection Lot 12 8.2.2 Inspection Item 13 8.2.3 Disposal of nonconforming product 13 8.3 Acceptance 13 8.3.1 Acceptance and Sub-item 13 8.3.2 Acceptance information 13 9 Management and Maintenance 13 9.1 General 13 9.2 buried pipeline testing and maintenance 14 9.3 Detection and Repair of Corrosion Protection Coatings Exposed to the Atmosphere 10 Safety, Health and Environmental Protection 14 10.1 Safety Technology 14 10.2 Health and Environmental Protection 14 Appendix A (Normative) Concrete surface coating adhesion test procedures 15 Appendix B (Normative) Resistance to chloride ion permeability test 17 Appendix C (Normative) PCCP prestressed wire broken electromagnetic detection method 19 References 23

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the China Petroleum and Chemical Industry Federation. This standard by the National Standardization Technical Committee Corrosion (SAC/TC381) centralized. This standard was drafted by China Shipbuilding Industry Corporation, the Seventh Five-Year Institute, Hebei Bo Ruite Engineering Co., Ltd., Eclipse International Defense Fu Technology Research Institute (Beijing) Co., Ltd., China Heavy Industry Xiamen double Swiss Marine Coatings Co., Ltd., vigorous (Shanghai) Engineering Services Limited Division, North China Municipal Engineering Design and Research Institute, China Industrial Anti-corrosion Technology Association. The main drafters of this standard. Jin Xiaohong, Chen Yongcheng, Bi Shi Jun, Wang Guiming, Su Aary, Wang Wuping, Liu Fuyun. Corrosion Prevention Technology of Prestressed Concrete Cylinder Pipe

1 Scope

This standard specifies the prestressed concrete cylinder tube (hereinafter referred to as PCCP) terms and definitions of anti-corrosion technology, anti-corrosion coating material Materials classification, requirements and test methods, coating construction, quality control and acceptance, management and maintenance, safety, hygiene and environmental protection. This standard applies to the new PCCP surface anti-corrosion coating engineering, prestressed concrete pipe surface anti-corrosion coating engineering and PCCP preservative maintenance can also refer to the use.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 1725 Paints, varnishes and plastics Determination of non-volatile matter content GB/T 1728 film, putty film drying time determination GB/T 1865-2009 paints and varnishes artificial weathering and artificial radiation exposure filtered xenon arc radiation Determination of GB/T 5208 rapid flash point closed cup method Paints and varnishes - Pull - out method - Adhesion test GB/T 5210-2006 General technical requirements for coatings for marine drinking water tanks GB 5749 drinking water health standards GB/T 6750 Paints and varnishes - Determination of density - Pyknometer method Visual inspection of surface cleanliness of steel surfaces before application of coatings - Part 1. Uncoated steel Surface and the full removal of the original coating steel surface corrosion level and treatment level GB/T 9272-2007 Paints and varnishes - Determination of the non-volatile volume fraction of paints by measuring the dry coating density Paints and varnishes - Determination of resistance to liquids GB/T 9274-1988 Corrosion of metals and alloys - Basic terms and definitions GB/T 10123-2001 GB/T 13288.1 Steel substrates before application of paints and varnishes - Surface roughness characteristics of blast-cleaned steel substrates - Part 1. Technical requirements and definitions for comparison of ISO surface roughness for steel surface roughness after blasting Paints and varnishes - Determination of film thickness GB/T 17219 drinking water distribution equipment and protective materials safety evaluation criteria Prestressed concrete cylinder tube GB/T 19685-2005 GB/T 23985 Paints and varnishes - Determination of volatile organic compound (VOC) content - Difference method GB/T 23986 Paints and varnishes - Determination of volatile organic compounds (VOC) - Gas chromatography GB/T 30790.2 paints and varnishes protective coating system for the protection of steel structures corrosion Part 2. Environmental classification GB 50021 Geotechnical Investigation Regulations Construction code for building anti - corrosion engineering

3 Terms and definitions

GB/T 10123 defined and the following terms apply to this document. For ease of use, the following list repeatedly GB/T 10123 and

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