GB50764-2012电厂动力管道设计规范(英文版)电子书

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中华人民共和国住房和城乡建设部公告

Announcement of Ministry of Housing and Urban-Rural Development of the People's Republic of China

Foreword

1　General

2　Terms and Symbols

2.1　Terms

2.2　Symbols

3　Design Condition and Design Criterion

3.1　Design Condition

3.2　Design Criterion

4　Materials

4.1　General Requirement

4.2　Operating Temperature of Metallic Materials

4.3　Allowable Stress of Metallic Material

4.4　Application Requirement of Metallic Materials

5　Selection of Piping Components

5.1　General Requirement

5.2　Pipes

5.3　Bends and Elbows

5.4　Branch Connection

5.5　Flanges

5.6　Gaskets

5.7　Fasteners

5.8　Reducers

5.9　Caps

5.10　Valves

5.11　Special Components

5.12　Nonmetallic Linings for Piping Components

6　Strength of Piping Components

6.1　General Requirement

6.2　Strength of Pipe

6.3　Strength of Bends and Elbows

6.4　Reinforcement of Branch Connections

6.5　Reducers

6.6　Flange and Fitting

6.7　Plugs and Flow-restricting Orifices

7　Pipe Diameter Choosing and Hydraulic Calculation

7.1　General Requirement

7.2　Pipe Diameter Selection

7.3　Pressure Loss of Single-phase Fluid Piping

7.4　Pressure Loss of Two-phase Fluid Piping

7.5　Aperture Calculation of Orifice

7.6　Selection and Calculation of Safety Valve

8　Piping Layout

8.1　General Requirement

8.2　Steam and Water Piping

8.3　Piping for Inflammable or Combustible Medium

8.4　Piping for Toxic Gas or Liquid

8.5　Piping for Corrosive Medium

8.6　Other Gas Piping

8.7　Piping in Plant Area

9　Stress Analysis and Calculation of Piping

9.1　General Requirement

9.2　Scope and Method of Stress Analysis and Calculation

9.3　Basic Requirement of Stress Analysis and Calculation

9.4　Check of Piping Stress

9.5　Compensation Calculation and Cold Spring of the Piping System

9.6　Acting Force of Piping on Equipment or Terminals

10　Supports and Hangers

10.1　General Requirement

10.2　Spacing of Supports and Hangers

10.3　Loads on Supports and Hangers

10.4　Type Selection of Supports and Hangers

10.5　Material Selection of Supports and Hangers

10.6　Strength Calculation and Structure Design of Supports and Hangers

11　Piping Welding

11.1　Welding Material

11.2　Design of Welded Joint

12　Inspection and Test of Piping

12.1　General Requirement

12.2　Inspection

12.3　Testing

13　Insulation，Noise Isolation，Anticorrosion，and Painting

13.1　Insulation

13.2　Noise Isolation and Damping

13.3　Anticorrosion and Painting

14　Overpressure Protection of Piping System

14.1　Overpressure Protection

14.2　Overpressure Protection Device

Appendix A　Performance of Commonly Used Materials

Appendix B　Non-destructive Testing of Piping

Appendix C　Hydraulic Calculation

Appendix D　Flexiblity and Stress Intensification Factors

Appendix E　Calculation of Wind Load and Seismic Load

Appendix F　Welded Structure and Welding Material

Explanation of Wording in This Code

List of Quoted Standards