UNI EN 837-1 : 1998

Current

Current The latest, up-to-date edition.

PRESSURE GAUGES - BOURDON TUBE PRESSURE GAUGES - DIMENSIONS, METROLOGY, REQUIREMENTS AND TESTING

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Published date: 31-10-1998

Publisher: Ente Nazionale Italiano di Unificazione (UNI)

Table of Contents - (Show below) - (Hide below)

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

Abstract - (Show below) - (Hide below)

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.

General Product Information - (Show below) - (Hide below)

Committee	CT 55
Development Note	REPLACES UNI 4657, 4663, 4664, 8049, 8291, 8292, 8293, 8294, 8295, 8537, 8538, 8539, 8540, 8541, 8633, 8896, 8988, 9545 AND 9546
Document Type	Standard
ISBN
Pages
Published
Publisher	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current
Supersedes	UNI 4664 : 81(1993) UNI 9545 : 1990 UNI 8049 : 1980 AMD 180 1987 UNI 8541 : 83(1993) UNI 9546 : 1990 UNI 8633 : 1985 AMD 1 1990 UNI 8988 : 1987 UNI 8896 : 1985 UNI 8295 : 81(1993) UNI 8538 : 1983 A 181 1987 UNI 8293 : 1987 UNI 8537 : 83(1993) UNI 4657 : 1961 UNI 8540 : 83(1993) UNI 8292 : 81(1993) UNI 4663 : 81(1993) UNI 8294 : 81(1993) UNI 8291 : 81(1993) UNI 8539 : 83(1993)

International Equivalents – Equivalent Standard(s) & Relationship - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
UNE-EN 837-1:1997	Identical
EN 837-1:1996/AC:1998	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

Standards Referenced By This Book - (Show below) - (Hide below)

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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