更新时间：2020-09-25 11:22:25
封面
版权信息
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
D.1 Flexibility Factors
D.2 Stress Intensification Factor
Appendix E Calculation of Wind Load and Seismic Load
E.1 Wind Load
E.2 Seismic Load
Appendix F Welded Structure and Welding Material
Explanation of Wording in This Code
List of Quoted Standards
