1 Scope
This standard specifies the terms and definitions, classification and code, materials, technical requirements, test methods, inspection rules, marking, identification, packaging, transportation and storage of flexible hose for sanitary tapware.
This standard is applicable to flexible hose for sanitary tapware with working pressure not more than 1.0MPa and water supply temperature not more than 90℃.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 5750.6 Standard examination methods for drinking water - Metal parameters
GB/T 5750.8 Standard examination methods for drinking water - Organic parameters
GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates - Rating of test specimens and manufactured articles subjected to corrosion tests
GB/T 7307 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
GB/T 7759.1 Rubber, vulcanized or thermoplastic - Determination of compression set - Part 1: At ambient or elevated temperatures
GB/T 7759.2 Rubber, vulcanized or thermoplastic - Determination of compression set - Part 2: At low temperatures
GB/T 10125 Corrosion tests in artificial atmospheres - Salt spray tests
GB/T 16662 Terms of equipments and materials for building water supply and drainage
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 16662 and the following apply.
3.1
flexible hose for sanitary tapware
flexible pipe used for interconnection between cold and hot water supply pipelines and water sanitary ware or between sanitary ware and sanitary ware
3.2
flexible link hose for water
flexible hose used for connecting water supply pipelines with water appliances (e.g. urinal, water heater, faucet, washing machine, etc.)
3.3
flexible hose for shower
flexible hose for connecting water supply pipeline or faucet with shower
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and code
5 Materials
6 Technical requirements
7 Test methods
8 Inspection rules
9 Marking and identification
10 Packaging, transportation and storage
Annex A (Normative) Requirements for the limit of hazardous substances extracted from flexible hose
Annex B (Normative) Testing method for metallic and organic compound extraction
1 Scope
This standard specifies the terms and definitions, classification and code, materials, technical requirements, test methods, inspection rules, marking, identification, packaging, transportation and storage of flexible hose for sanitary tapware.
This standard is applicable to flexible hose for sanitary tapware with working pressure not more than 1.0MPa and water supply temperature not more than 90℃.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 2828.1 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB/T 5750.6 Standard examination methods for drinking water - Metal parameters
GB/T 5750.8 Standard examination methods for drinking water - Organic parameters
GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates - Rating of test specimens and manufactured articles subjected to corrosion tests
GB/T 7307 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
GB/T 7759.1 Rubber, vulcanized or thermoplastic - Determination of compression set - Part 1: At ambient or elevated temperatures
GB/T 7759.2 Rubber, vulcanized or thermoplastic - Determination of compression set - Part 2: At low temperatures
GB/T 10125 Corrosion tests in artificial atmospheres - Salt spray tests
GB/T 16662 Terms of equipments and materials for building water supply and drainage
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 16662 and the following apply.
3.1
flexible hose for sanitary tapware
flexible pipe used for interconnection between cold and hot water supply pipelines and water sanitary ware or between sanitary ware and sanitary ware
3.2
flexible link hose for water
flexible hose used for connecting water supply pipelines with water appliances (e.g. urinal, water heater, faucet, washing machine, etc.)
3.3
flexible hose for shower
flexible hose for connecting water supply pipeline or faucet with shower
Contents of GB/T 23448-2019
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and code
5 Materials
6 Technical requirements
7 Test methods
8 Inspection rules
9 Marking and identification
10 Packaging, transportation and storage
Annex A (Normative) Requirements for the limit of hazardous substances extracted from flexible hose
Annex B (Normative) Testing method for metallic and organic compound extraction
