GB/T 17187-1997
Replaced
T/UNP 21-2022
Abolished
Group standards
T/UNP 21-2022 Aerosol nozzle
T/UNP 21-2022 Aerosol nozzle
Basic Information
Standard Code:
T/UNP 21-2022
Standard Type:
Group standards
Standard Status:
Abolished
is_force_gb:
no
CCS Name:
-
ICS Name:
Irrigation and drainage equipment
Publish Date:
2022-12-28
Implement Date:
2022-12-28
Pages:
9 pages
Scope
Main technical content: 1 Scope 2 Normative reference documents 3 Terms and definitions 4 Technical requirements 4.1 General requirements 4.2 Materials 4.3 Appearance 4.4 Structure and process 4.5 Water pressure resistance performance 4.6 Hydraulic performance 4.7 Sealing performance 5 Test methods 5.1 Test conditions 5.2 Appearance 5.3 Structure and process inspection 5.4 Water pressure resistance test 5.5 Flow uniformity test 5.6 Pressure and flow rate relationship test 5.7 Spray water quantity distribution characteristics test 5.8 Sealing performance test 6 Inspection rules 6.1 Inspection categories 6.2 Batch and sampling 6.3 Judging rules 7 Marking, transportation, and storage 7.1 Marking 7.2 Transportation 7.3 Storage
Development Information
Related Standards
GB/T 17188-1997
Replaced
GB/T 17188-1997 Agricultural irrigation equipment—Emitting-pipe systems—Specification and test methods
GB/T 18025-2000
Active
GB/T 18025-2000 Agricultural irrigation—Wiring and equipment for electrically driven or controlled irrigation machines
GB/T 12785-2002
Replaced
GB/T 12785-2002 Test methods for submersible motor-pumps
GB/T 18687-2002
Replaced
GB/T 18687-2002 Agricultural irrigation equipment—Sprayers—General requirements and test method
GB/T 18688-2002
Replaced