UNI EN 837-1 : 1998
Current
The latest, up-to-date edition.
PRESSURE GAUGES - BOURDON TUBE PRESSURE GAUGES - DIMENSIONS, METROLOGY, REQUIREMENTS AND TESTING
31-10-1998
Foreword
1 Scope
2 Normative references
3 Definitions
4 Nominal sizes
5 Pressure ranges
6 Accuracy classes
7 Dimensions
8 Pressure element assembly
9 Requirements
10 Testing
11 Packaging for transportation
12 Designation
Annex
A (informative) Examples of scale numbering for
accuracy classes from 0.6 to 4
Defines requirements for Bourdon tube (designated by 'B') indicating presure gauges, vacuum gauges and combined vacuum and pressure gauges having circular, spiral or coiled forms from 40 to 250 nominal size, with ranges up to 1600 bar, for measuring gauge pressure. Relevant gauges have circular dials with concentric scales for industrial and test use. Includes test procedures for performance for application at type approval and production piece tests.
| Committee |
CT 55
|
| DevelopmentNote |
REPLACES UNI 4657, 4663, 4664, 8049, 8291, 8292, 8293, 8294, 8295, 8537, 8538, 8539, 8540, 8541, 8633, 8896, 8988, 9545 AND 9546
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
|
| Standards | Relationship |
| UNE-EN 837-1:1997 | Identical |
| NBN EN 837-1 : 1997 COR 1998 | Identical |
| I.S. EN 837-1:1997 | Identical |
| BS EN 837-1:1998 | Identical |
| NS EN 837-1 : 1996 AC 1998 | Identical |
| NF EN 837-1 : 1997 | Identical |
| NEN EN 837-1 : 1997 C1 1998 | Identical |
| SN EN 837-1 : 1997 | Identical |
| DIN EN 837-1:1997-02 | Identical |
| UNI 11280 : 2012 | INITIAL VERIFICATION AND MAINTENANCE OF GASEOUS FIRE-EXTINGUISHING SYSTEMS |
| UNI 11439 : 2012 | SELF-CONTAINED POSITIVE PRESSURE OPEN-CIRCUIT COMPRESSED AIR BREATHING APPARATUS - GUIDELINES FOR MAINTENANCE |
| UNI 11513 : 2013 | CHECKING THE CALIBRATION OF THE SAFETY VALVES IN OPERATION BY JACKS |
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