This national standard specifies terms and definitions, product classification, technical requirements, test methods, test rules, marking and identification, installation & instruction manual, packaging, transport and storage of the sanitary wares.
This standard is applicable to production, sales, installation and application of sanitary wares.
Foreword 4
1 Scope 6
2 Normative references 6
3 Terms and definitions 6
4 Product classifications 9
4.1 Vitreous sanitary wares 9
4.2 Earthen sanitary wares 9
4.3 Code for product classification 9
5 General technical requirements 9
5.1 Appearance quality 9
5.2 Maximum allowable deformation 10
5.3 Dimension 11
5.4 Water absorption 12
5.5 Crack resistance 12
6 Functional requirements 12
6.1 Functional requirements of wc pan 12
6.1.1 Water consumption of wc pan 12
6.1.2 Flushing function of pedestal pan 12
6.1.3 Flushing function of the urinal 13
6.1.4 Flushing function of squatting pan 13
6.2 Overflowing function of wash-hand basin, washing tank and body cleaner 13
6.3 Load resistance 13
6.4 Flushing noise of pedestal pan 14
7 Technical requirements of wc pan mating character 14
7.1 Mating character of flushing devices 14
7.2 Mating character of pedestal pan seats 14
7.3 Joint packing requirements 14
8 Test methods 14
8.1 Appearance quality 14
8.2 Deformation 15
8.3 Dimensional inspection methods 16
8.4 Test method for water absorption 17
8.5 Cracking test 17
8.6 Function test 18
8.6.1 Test equipment 18
8.6.2 Measuring methods for water consumption of wc pan and water seal reversion 18
8.6.3 Test methods for flushing function of pedestal pan 18
8.6.4 Test method for the flushing function of the urinal 20
8.6.5 Test method for flushing function of squatting pan 20
8.6.6 Rundown test 21
8.6.7 Load resistance test 21
8.6.8 Test method for flushing noise of pedestal pan 22
8.6.9 Anti-siphoning test for flushing devices 22
8.6.10 Measuring method for safety level 22
9 Test rules 22
9.1 Inspection classification 22
9.2 Factory inspection 22
9.3 Type inspection 22
9.4 Sampling method 23
10 Marking and identification 23
10.1 Permanent marking 23
10.2 Identification of product package 23
10.3 Certificate for factory inspection 24
11 Installation and instruction manual 24
12 Packaging, transport and storage 24
Annex A (Informative) Code for classification of sanitary wares 25
Annex B (Normative) The sketch for region division of sanitary wares surface 28
Annex C (Normative) The sketch of some key dimensions of sanitary wares 32
Annex D (Informative) The sketch of recommended dimension for sanitary wares 35
Annex E (Normative) The sketch of some test equipment for sanitary wares 44