1 General Provisions
1.0.1 This code is formulated with view to improving anticorrosive engineering construction level of industrial equipment and pipeline, strengthening quality control during anticorrosive engineering construction and ensuring construction quality of anticorrosive engineering of industrial equipment and pipeline.
1.0.2 This code is applicable to construction of anticorrosive lining and coating for the constructed, renovated and extended industrial equipment and pipeline with steel or cast iron as matrix.
1.0.3 As for materials used for anticorrosive engineering construction of industrial equipment and pipeline, it shall be accompanied by product quality proof documents and its quality shall not be lower than that specified in relevant current national standard.
1.0.4 Product quality proof documents shall include the following contents:
1 Product quality certificate.
2 Quality/technology index and test method.
3 Material test report or technical evaluation document.
1.0.5 As for materials that need to be prepared on site, they shall be determined by testing, and the mixture ratio determined by testing shall not be changed at will.
1.0.6 As for anticorrosive engineering construction of industrial equipment and pipeline, it shall be implemented according to those specified in design documents and this code. Where revised design, material substitution or adopting new material need to be conducted, consent from the original design organization shall be obtained.
1.0.7 As for the anticorrosive engineering construction of industrial equipment and pipeline, it shall meet not only those specified in this code, but also those specified in the current relevant national standards.
2 Terms
2.0.1 Lining of heat sulphurized rubber
Lining formed by heating (high pressure steam, atmospheric steam, hot water and hot air) and sulphurizing after the non-sulphurized rubber plate is stuck with adhesive on equipment to be lined.
2.0.2 Lining of natural sulphurized rubber
Lining formed where the sulphurizing process is completed at normal temperature after the non-sulphurized rubber plate is stuck with adhesive on equipment to be lined.
2.0.3 Lining of presulphurized rubber
Lining formed by sticking presulphurized rubber plate with adhesive on equipment to be lined.
2.0.4 Spray polyurea coating layer
Polyurea coating layer (including elastic coating and rigid coating) formed by reaction of component (Component A) composed of isocyanate performed polymer and component (Component B) composed of amino-terminated polyether and amine chain extender after quickly mixed with special spraying equipment.
2.0.5 Interlayer adhesive
Solvent based coating coated on surface of polyurea coating layer in order to improve the binding strength between re-spray polyurea coating layers.
2.0.6 Repairing materials of polyurea
Bicomponent solvent-free polyurea coating (used manually) used for repairing quality defects of polyurea coating layer.
Contents
1 General Provisions
2 Terms
3 Basic Requirement
3.1 General Requirement
3.2 Requirement for Matrices
3.3 Requirement and Treatment for Weld
4 Treatment of Matrix Face
4.1 General Requirement
4.2 Jet or Projectile Treatment
4.3 Treatment of Hand or Power Operated Tool
5 Block Lining
5.1 General Requirement
5.2 Requirement for Quality of Material and Finished Products
5.3 Preparation of Daub
5.4 Block Lined with Daub
6 Lining of Fiber Reinforced Plastic
6.1 General Requirement
6.2 Requirement for Quality of Material and Finished Products
6.3 Preparation of Gross Rubber
6.4 Construction
7 Rubber Lining
7.1 General Requirement
7.2 Requirement for Quality of Material
7.3 Lining of Heat Sulphurized Rubber
7.4 Lining of Natural Sulphurized Rubber
7.5 Lining of presulphurized rubber
8 Lining of Plastics
8.1 General Requirement
8.2 Requirement for Quality of Material
8.3 Lining of Soft Polyvinyl Chloride Plate
8.4 Lining of Fluoroplastics Plate for Equipment
8.5 Plastic Lining for Pipe
9 Lining of Glass Flake
9.1 General Requirement
9.2 Requirement for Quality of Material and Finished Products
9.3 Construction
10 Lead Lining
10.1 General Requirement
10.2 Requirement for Quality of Material
10.3 Welding
10.4 Construction for Lead Lining
10.5 Construction for Enameling Lead
11 Lining of Spray Coating Polyurea
11.1 General Requirement
11.2 Quality Requirement for Material and Spray Coating Layer
11.3 Construction
12 Lining of Neoprene Latex Cement Mortar
12.1 General Requirement
12.2 Requirement for Quality of Material and Finished Products
12.3 Preparation for Mortar
12.4 Construction
13 Coating Layer of Coatings
13.1 General Requirement
13.2 Preparation and Construction for Coatings
14 Heat Spray Coating of Metal
14.1 General Requirement
14.2 Requirement for Quality of Material
14.3 Construction
15 Safety Technique
16 Technical Measure for Environment Protection
17 Engineering Handover
Appendix A Preparation for Comparing Sample of Matrix Face Roughness
Appendix B Quality Index of Material
Appendix C Testing Method for Material and Finished Products
Appendix D Mixture Ratio of Construction
Explanation of Wording in This Code
List of Quoted Standards
