HG/T 20679-2014

HG/T 20679-2014 化工设备、管道外防腐设计规范 (英文版)

Design code for external corrosion protection of chemical equipment and piping

2014-07-09

2014-11-01

65

10.00元

是

1,200.00元

PDF/Word

Contents
1 General provisions
2 Terms
3 Surface preparation
3.1 The method for surface preparation
3.2 The grade of surface preparation
3.3 Protection after surface preparation
4 The requirements for surface preparation
4.1 General requirements
4.2 Anti-corrosive materials and surface preparation grade
5 Atmospheric corrosion
5.1 Classification of atmospheric corrosive grade
5.2 Materials and anti-corrosive structure
5.3 Thermal insulation and corrosion protection
5.4 Fireproofing and anti-corrosion
6 Liquid medium corrosion
6.1 Classification of liquid medium corrosion grade
6.2 Materials and anti-corrosive structure
7 Soil corrosion
7.1 General requirements
7.2 Classification of soil corrosion grade
7.3 The coating grade and structure
8 Surface identification color and code indication
8.1 General requirements
8.2 Equipment identification color and code indication
8.3 Pipe identification color and code indication
8.4 Steel structure identification color
Appendix A The method of classification for caustic gases and granules
Appendix B The scheme for common anti-corrosive coatings
Appendix C The technical requirements for common painting
Appendix D Classification of soil corrosivity in areaes with complex corrosion factor
Appendix E The range of high temperature, high pressure, flammable, explosive, toxic mediums
Appendix F Identification system of generic piping

HG/T 20679 ENGLISH VERSION