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GB/T 35490-2025: Coating corrosion control technology of prestressed concrete cylinder pipe
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GB/T 35490: Evolution and historical versions
| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| GB/T 35490-2025 | English | 459 |
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Coating corrosion control technology of prestressed concrete cylinder pipe
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| GB/T 35490-2017 | English | 599 |
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Anti-corrosion technology of prestressed concrete cylinder pipe
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Standard similar to GB/T 35490-2025 GB/T 37309 | GB/T 37589 | GB/T 37707 | GB/T 19824 | GB/T 35499 | Basic data | Standard ID | GB/T 35490-2025 (GB/T35490-2025) | | Description (Translated English) | Coating corrosion control 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Count Estimation | 22,293 | | Date of Issue | 2025-12-02 | | Date of Implementation | 2026-07-01 | | Older Standard (superseded by this standard) | GB/T 35490-2017 | | Issuing agency(ies) | State Administration for Market Regulation, Standardization Administration of China | GB/T 35490-2025: Coating corrosion control technology of prestressed concrete cylinder pipe---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.
National Standards of the People's Republic of China
ICS 25.220.99CCS A 29
Corrosion control technology for prestressed steel cylinder concrete pipe coating
Released on December 2, 2025
Implemented 2026-07-01
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Replaces GB/T 35490-2017
Table of contents
Foreword ... III
1.Scope...1
2 Normative references...1
3.Terms and Definitions...2
4.Abbreviations...2
5.Corrosion-resistant design...3
6.Painting application... 7.
7.Testing and Inspection...8
8.Acceptance...9
9.Operation and Maintenance...9
10 Health, safety, and the environment...10
Appendix A (Normative) Determination of Adhesion of Coatings on Concrete or Cement Mortar Surfaces...11
Appendix B (Normative) Chloride Ion Permeability Test...13
Appendix C (Normative) Coating Defects and Repair Methods...15
References...16
Foreword
This document conforms to GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting is scheduled.
This document replaces GB/T 35490-2017 "Corrosion Protection Technology for Prestressed Steel Cylinder Concrete Pipes". Compared with GB/T 35490-2017,
Apart from structural adjustments and editorial changes, the main technical changes are as follows.
a) The content of "Scope" has been changed (see Chapter 1, Chapter 1 of the.2017 edition).
b) The term "broken wire detection" and its definition (see 3.7 in the.2017 edition) have been removed, and the term "concrete cover" and its definition have been added.
(See 3.7);
c) Added "abbreviations" (see Chapter 4);
d) The content of "Corrosion Protection Design" has been changed (see Chapter 5, Chapter 4 of the.2017 edition);
e) The section on "Materials for Anti-corrosion Coating Systems" has been removed (see Chapter 5 of the.2017 edition).
f) The content of “Painting Application” has been changed (see Chapter 6, Chapter 7 in the.2017 edition);
g) The “Coating Performance Testing” section and its contents have been changed (see Chapter 7, Chapter 6 in the.2017 edition).
h) The "Quality Control and Acceptance" section and its contents have been changed (see Chapter 8, Chapter 8 of the.2017 edition).
i) The "Administration and Maintenance" section and its contents have been changed (see Chapter 9, Chapter 9 in the.2017 edition).
j) The section on "Safety, Health and Environmental Protection" and its contents have been changed (see Chapter 10, Chapter 10 in the.2017 edition).
k) The contents of Appendix A have been changed (see Appendix A, Appendix A of the.2017 edition);
l) The contents of Appendix B have been changed (see Appendix B, Appendix B of the.2017 edition).
m) The "Electromagnetic Testing Method for PCCP Prestressed Steel Wire" and its contents have been revised (see Appendix C, Appendix C of the.2017 edition).
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the National Technical Committee on Corrosion Control Standardization (SAC/TC 381).
This document was drafted by. Suzhou Thermal Power Research Institute Co., Ltd., China Nuclear Power Operation Management Co., Ltd., and Suzhou Peiqi Materials Technology Co., Ltd.
The company, Xiamen Shuangrui Marine Coatings Co., Ltd., Yangjiang Nuclear Power Co., Ltd., Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, China
Petroleum Group Engineering Technology Research Co., Ltd., Beijing Oriental Yuhong Anticorrosion Technology Co., Ltd., Qinglu Jintai (Daqing) Corrosion Control Research Co., Ltd.
Limited Liability Company, Ningxia Qinglong Pipe Industry Group Co., Ltd., Changyuan Changtong New Materials Co., Ltd., Shandong Longquan Pipe Industry Co., Ltd.
The company, China Railway 20th Bureau Group Fourth Engineering Co., Ltd., China Railway Bridge Engineering Bureau Group Co., Ltd., and China Power Construction Municipal Construction Group Co., Ltd.
Limited Company, China Railway Construction Group First Engineering Co., Ltd., Hangzhou Benchuang Technology Co., Ltd., Jiangsu Dibang Construction Engineering Co., Ltd., Jiangsu
Jinling Special Coatings Co., Ltd., Hebei Weilifang Technology Co., Ltd., Guangzhou No.1 Construction Group Co., Ltd., China Construction Science & Industry Group Co., Ltd.
Company, China Corrosion International Corrosion Control Engineering Technology Research Institute (Beijing) Co., Ltd., China Corrosion Control Technology Association, Hubei Keying New Material Technology
Limited Liability Company, Hebei Water Affairs Co., Ltd.
The main drafters of this document are. Liang Yaosheng, Chen Zhilin, Jiang Yifeng, Fu Min, Ye Fuqiang, Wang Liping, Yang Mingliang, Ma Dahai, Wang Shuchang, and Sun Zhaobin.
Guo Xiaojun, Wu Xige, Xia Mengjun, Wang Guiming, Xing Jun, Lin Haixia, Zhao Li, Liu Xiaojun, Liu Hongqun, Liu Shuan, Ding Chao, Zhang Lijun, Zhang Guangtao
Li Jianguo, Zhou Lei, Xu Xiaomei, Zhang Zhenyi, Chen Lihua, Geng Qingjun, Bian Zhibing, Xiao Feizhi, Bi Yanfeng, Zhang Jian, Song Zhuo, Li Kejun, Wang Wanyu
Liu Xuan, Wang Jidong, Guo Xiaoping, Ji Shengchen, Ma Qinglei, Ma Zheng, Wang Yangbin.
This document was first published in.2017 and this is its first revision.
Corrosion control technology for prestressed steel cylinder concrete pipe coating
1 Scope
This document specifies the design, coating application, testing and inspection, operation and maintenance, and health management of corrosion control for prestressed steel cylinder concrete pipe coatings.
Health, safety and environmental requirements.
This document applies to corrosion control projects for coatings on newly constructed and in-service prestressed concrete cylinder pipes, including concrete pipes, reinforced concrete pipes, and steel cylinder pipes.
This document serves as a reference for the corrosion control of coatings on cylindrical concrete pipes.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are listed below.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 1266 Sodium Chloride Chemical Reagent
GB/T 1733-1993 Test method for water resistance of paint film
GB/T 1766 Rating Method for Aging of Paint and Varnish Coatings
GB/T 1865-2009 Paints and varnishes - Artificial weathering and artificial radiation exposure - Filtered xenon arc radiation
GB/T 5210-2006 Paints and varnishes - Pull-off adhesion test
GB/T 6682 Specifications and test methods for water used in analytical laboratories
GB 7691 Safety Regulations for Painting Operations - General Rules for Safety Management
GB/T 8923.1 Visual assessment of surface cleanliness of steel before coating - Part 1.Uncoated steel
Rust level and treatment level of steel surface after complete removal of original coating.
GB/T 9265 Determination of Alkali Resistance of Architectural Coatings
GB/T 10125 Corrosion test under artificial atmosphere - Salt spray test
GB/T 11969 Test methods for the performance of autoclaved aerated concrete
GB/T 13288.1 Surface roughness characteristics of steel after blast cleaning following surface treatment before coating - Part 1.For use with
ISO surface roughness comparison test specimens for evaluating the surface roughness of steel after shot blasting.
GB/T 13452.2-2008 Determination of film thickness of paints and varnishes
GB/T 17219 Hygienic Safety Evaluation of Drinking Water Transmission and Distribution Equipment, Protective Materials and Water Treatment Materials
GB 18218 Identification of Major Hazard Installations of Hazardous Chemicals
GB/T 19685-2017 Prestressed Concrete Cylinder Pipe
GB/T 30648.1 Determination of resistance to liquids of paints and varnishes – Part 1.Immersion in liquids other than water
GB 50212 Construction Specification for Corrosion Protection Engineering of Buildings
GB/T 50726 Technical Standard for Corrosion Protection Engineering of Industrial Equipment and Pipelines
GB 55034 General Standard for Safety, Health and Occupational Health at Construction Sites (Building and Municipal Engineering)
GBZ 2.1 Occupational Exposure Limits for Hazardous Factors in the Workplace Part 1.Chemical Hazardous Factors
JGJ/T 46 Technical Standard for Safety of Temporary Power Supply at Construction Sites of Building and Municipal Engineering
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