UNI EN 1074-4 : 2002
Current
The latest, up-to-date edition.
VALVES FOR WATER SUPPLY - FITNESS FOR PURPOSE REQUIREMENTS AND APPROPRIATE VERIFICATION TESTS - AIR VALVES
01-12-2002
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Design requirements
5 Performance requirements
5.1 Mechanical strength
5.2 Leak-tightness
5.3 Airflow characteristics
5.4 Resistance to disinfection products
5.5 Endurance
6 Conformity assessment
6.1 General
6.2 Type tests
6.3 Control of production process and quality
system
7 Marking
8 Packaging
Annex A (normative) Test method for the airflow
characteristics of valves with an
air release function (see 5.3 and
5.3.1)
Annex B (normative) Test method for the airflow
characteristics of valves with an
air intake function (see 5.3 and
5.3.2)
Annex C (normative) Test method for the endurance of
valves with air intake and/or air
release functions (see 5.3 and 5.3.3)
Gives the minimum fitness for purpose requirements for valves to be used in, or connected to, water supply pipe systems above or below ground (see EN 805), carrying water meant for human consumption.
| DevelopmentNote |
Supersedes UNI 10235 (12/2002)
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| NF EN 1074-4 : 2000 | Identical |
| NBN EN 1074-4 : 2000 | Identical |
| NEN EN 1074-4 : 2000 | Identical |
| NS EN 1074-4 : 1ED 2000 | Identical |
| I.S. EN 1074-4:2000 | Identical |
| SN EN 1074-4 : 2000 | Identical |
| UNE-EN 1074-4:2001 | Identical |
| BS EN 1074-4:2000 | Identical |
| EN 10235 : 1993 | Identical |
| EN 1074-4:2000 | Identical |
| DIN EN 1074-4:2000-10 | Identical |
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