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ONORM EN ISO 5167-3 : 2003

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

MEASUREMENT OF FLUID FLOW BY MEANS OF PRESSURE DIFFERENTIAL DEVICES INSERTED IN CIRCULAR CROSS-SECTION CONDUITS RUNNING FULL - PART 3: NOZZLES AND VENTURI NOZZLES
Withdrawn date

15-03-2021

Published date

12-01-2013

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principles of the method of measurement and computation
5 Nozzles and Venturi nozzles
  5.1 ISA 1932 nozzle
  5.2 Long radius nozzles
  5.3 Venturi nozzles
6 Installation requirements
  6.1 General
  6.2 Minimum upstream and downstream straight lengths
      for installation between various fittings and the
      primary device
  6.3 Flow conditioners
  6.4 Circularity and cylindricality of the pipe
  6.5 Location of primary device and carrier rings
  6.6 Method of fixing and gaskets
Annex A (informative) Tables of discharge coefficients
         and expansibility [expansion] factors
Bibliography

Defines the geometry and method of use (installation and operating conditions) of nozzles and Venturi nozzles when they are inserted in a conduit running full to determine the flow-rate of the fluid flowing in the conduit.

DocumentType
Standard
PublisherName
Osterreichisches Normungsinstitut/Austrian Standards
Status
Withdrawn
SupersededBy

ONORM EN 1822-1 : 2011 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 1: CLASSIFICATION, PERFORMANCE TESTING, MARKING
ONORM EN 1366-1 : 2014 FIRE RESISTANCE TESTS FOR SERVICE INSTALLATIONS - PART 1: VENTILATION DUCTS
ONORM EN 1366-10 : 2011 FIRE RESISTANCE TESTS FOR SERVICE INSTALLATIONS - PART 10: SMOKE CONTROL DAMPERS
ONORM EN 1822-5 : 2011 HIGH EFFICIENCY AIR FILTERS (EPA, HEPA AND ULPA) - PART 5: DETERMINING THE EFFICIENCY OF FILTER ELEMENTS
ONORM EN 1366-12 : 2014 FIRE RESISTANCE TESTS FOR SERVICE INSTALLATIONS - PART 12: NON-MECHANICAL FIRE BARRIER FOR VENTILATION DUCTWORK
ONORM EN 13053 : 2011 VENTILATION FOR BUILDINGS - AIR HANDLING UNITS - RATING AND PERFORMANCE FOR UNITS, COMPONENTS AND SECTIONS

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