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GB/T 42545-2023General life cycle requirements for corrosion control of rubber lining engineering in nuclear power plant (English PDF)

核电厂橡胶衬里工程腐蚀控制全生命周期通用要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

May 23, 2023

Implementation date

December 1, 2023

Scope

GB/T 42545-2023 is the English-translated version of 核电厂橡胶衬里工程腐蚀控制全生命周期通用要求.

This document specifies the general requirements for controlling corrosion in the rubber lining works of a nuclear power plant across the whole life cycle: the objectives, the sources of corrosion, materials, technologies, development and design, manufacture, transport and storage, testing and inspection, acceptance, installation, operation and maintenance, life extension and scrapping, documents and records, resources, and the evaluation of the result.

The document applies to corrosion control in the rubber lining works of nuclear power plants.

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Document preview — GB/T 42545-2023

National Standard of the People's Republic of China

ICS: 03.100.99
Classification: A 01

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 General
5 goals
6 Corrosion source
7 Material
8 Technology
9 Development
10 Design
11 Manufacturing
12 Transport and storage
13 Inspection
14 Acceptance
15 install
16 Operation and Maintenance
17 Life Extension and Scrapping
18 Documents and records
19 Resources
20 ratings
Appendix A (informative) Commonly used rubber sheets and medium resistance properties of rubber lining engineering in nuclear power plants
Appendix B (Normative) Performance Requirements for Rubber Sheets Used in Rubber Lining Engineering of Nuclear Power Plants
Appendix C (Informative) Corrosion Management Classification of Rubber Lining Equipment in Nuclear Power Plants
Appendix D (Normative) Lining process of rubber lining equipment in nuclear power plants
Appendix E (Normative) Nuclear Power Plant Rubber Lining Engineering Inspection and Inspection Requirements
Appendix F (Normative) Defect Evaluation and Aging State Evaluation of Rubber Lining Engineering in Nuclear Power Plant
Reference

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents" drafting.

1 Scope

This document specifies the objectives, corrosion sources, materials, technologies, development, design, General requirements for manufacturing, transportation and storage, testing and inspection, acceptance, installation, operation and maintenance, life extension and scrapping, documents and records, resources, and evaluation.

This document is applicable to the corrosion control of rubber lining engineering in nuclear power plants.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 528 Determination of tensile stress-strain properties of vulcanized rubber or thermoplastic rubber

GB/T 7764 Rubber Identification Infrared Spectroscopy

GB/T 8923.1 Visual assessment of surface cleanliness of steel surface preparation before coating - Part 1: Uncoated steel Rust grade and treatment grade of the surface and the steel surface after the original coating has been completely removed

GB/T 9867 Determination of abrasion resistance of vulcanized rubber or thermoplastic rubber (rotating roller abrasion machine method)

GB/T 14837.1 Rubber and rubber products - Determination of components of vulcanized and unvulcanized rubber by thermogravimetric analysis - Part 1: Butadiene Rubber, ethylene-propylene binary and terpolymers, isobutylene-isoprene rubber, isoprene rubber, styrene-butadiene rubber

GB/T 14837.2 Rubber and rubber products Determination of vulcanized and unvulcanized rubber by thermogravimetric analysis - Part 2: Acrylonitrile- Butadiene rubber and halogenated butyl rubber

GB/T 14837.3 Rubber and rubber products - Determination of components of vulcanized and unvulcanized rubber by thermogravimetric analysis - Part 3: After extraction Hydrocarbon rubber, halogenated rubber, polysiloxane rubber

GB/T 25314 Requirements for the contents of the corrosion management program for nuclear power plant machinery and equipment

HG/T 20677-2013 Code for Design of Rubber Lined Chemical Equipment

NB/T 10558 Pressure vessel coating and transport packaging

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Rubber lining layer

The rubber sheet is pasted on the lined equipment with adhesive to form all the elements of the lining layer.

3.2 Corrosion-sensitive key rubber-lined equipment

Rubber-lined equipment with a high risk of corrosion and related to the safety, reliability, and economy of nuclear power units.

Note: Corrosion-sensitive key rubber-lined equipment is divided into 3 levels, and the levels are represented by CP1, CP2, and CP3 in order from high to low.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

GB/T 47178-2026|GB/T 46915-2025|GB/T 22125-2008|GB/T 22152-2008|GB/T 30339-2026|GB/T 30698-2026

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