1.0.1 This code is formulated with a view to strengthening the quality management of construction work, unifying the acceptance of construction quality of aluminium structures and ensuring the engineering quality of aluminium structures.
1.0.2 This code is applicable to the acceptance of construction quality of aluminium structures such as frame structures, spatial grid structures, panels, curtain walls, etc.
1.0.3 The construction quality acceptance requirements in the engineering technical documents and contract agreement documents adopted in the construction of aluminium structures work shall not be less than the requirements of this code.
1.0.4 This Code shall be used together with the current national standard "Unified Standard for Constructional Quality Acceptance of Building Engineering" (GB 50300).
1.0.5 Besides the provisions of this code, the acceptance of construction quality of aluminium structures shall comply with the provisions of the relevant current national standards.
1 General Provisions 1
2 Terms 2
3 Basic Requirements 3
4 Admittance of Raw Materials and Finished Products 4
4.1 General Requirement 4
4.2 Aluminium Materials 4
4.3 Welding Materials 5
4.4 Fasteners for Connecting 5
4.5 Bolt Sphere Joints 6
4.6 Aluminium Panels 6
4.7 Other Materials 7
5 Aluminium Welding Work 8
5.1 General Requirement 8
5.2 Welding Work of Aluminium Structures 8
6 Connecting Work of Fasteners 11
6.1 General Requirement 11
6.2 Connecting of Ordinary Fasteners 11
6.3 Connecting of High Strength Bolts 11
7 Processing Work of Aluminium Parts and Components 13
7.1 General Requirement 13
7.2 Cutting 13
7.3 Trimming of Edges 13
7.4 Processing of Balls and Hubs 14
7.5 Processing of Holes 15
7.6 Processing of Grooves, Gaps and Tenon 16
8 Assembly Work of Aluminium Elements 18
8.1 General Requirement 18
8.2 Assembly 18
8.3 Milling of Ends and Grooving of Installation Welding 18
9 Test Assembling Work of Aluminium Units 20
9.1 General Requirement 20
9.2 Test assembling 20
10 Installation Work of Aluminium Frame Structure 21
10.1 General Requirement 21
10.2 Bases and Bearing Surfaces 21
10.3 Assembly and Installation 23
11 Installation Work of Aluminium Spatial Grid Structures 27
11.1 General Requirement 27
11.2 Bearing Surfaces 27
11.3 Assembly and Installation 28
12 Installation Work of Aluminium Panels 30
12.1 General Requirement 30
12.2 Manufacture of Aluminium Panels 30
12.3 Installation of Aluminium Panels 31
13 Installation Work of Aluminium Curtain Walls 34
13.1 General Requirement 34
13.2 Bearing Surfaces 34
13.3 Assembly and Installation 34
14 Anti-corrosive Treatment Work 37
14.1 General Requirement 37
14.2 Anodic Oxidation Treatment 37
14.3 Coating 38
14.4 Isolation 40
15 Final Acceptance of Subitem-works of Aluminium Structure 41
Appendix A Quality Standard of Appearance of Welding Seam and Allowable Variations of Sizes of Welding Seam 43
Appendix B Inspection Item of Connecting Work of Fasteners 45
Appendix C Allowable Variations for Assembly of Aluminium Elements 50
Appendix D Allowable Variations for Test Assembling of Aluminium Units 52
Appendix E Allowable Variations for Installation of Aluminium Structures 53
Appendix F Safety and Functionality Test of Subitem-works of Aluminium Structures and Test Items 56
Appendix G Visual Sensation Examination Items of Subitem-works of Aluminium Structures 57
Appendix H Record Forms for Batch Quality Acceptance of Aluminium Structures 58
Explanation of Wording in This Code 69
List of Quoted Standards 70
