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classITEM_CLASSv1rev 22013-09-02

Gas phase [valves]

0112/2///61987#ABD881

properties characterizing a gas phase of a fluid

Hierarchy#

ABA000 Equipment for industr… ABV001 Libraries ABV501 Block ABD881 Gas phase [valves] ABD881 Gas phase [valves]

Ancestors (top) → ABD881 (highlighted) → subclasses and powertype instances. Capped at 12 each; see the full lists in the sections below.

Higher level classes3#

Declared properties17#

17 / 17
ABA556specific heat ratio (Cp/Cv)REAL_MEASURE_TYPE

quotient of the specific heat of a substance at constant pressure and the specific heat at constant volume

ABA597critical pressureREAL_MEASURE_TYPE

absolute pressure of a vapour at the critical temperature

ABA603critical temperatureREAL_MEASURE_TYPE

end point of the liquid-gas equilibrium curve in a pressure-temperature phase diagram

ABA624compressibility factorREAL_MEASURE_TYPE

factor describing the deviation of a real gas from ideal behavior

ABA946actual densityREAL_MEASURE_TYPE

density measured under operating conditions

ABB272molar massREAL_MEASURE_TYPE

mass of a molecule of a substance relative to the atomic mass unit

ABB300kinematic viscosityREAL_MEASURE_TYPE

measure for the friction forces of a fluid divided by the fluid density

ABB312relative densityREAL_MEASURE_TYPE

density of a gas or vapor relative to the density of air at reference pressure and at reference temperature

ABD578enthalpy of liquidREAL_MEASURE_TYPE

specific enthalpy of a saturated liquid in equilibrium with a vapor

ABD579enthalpy of vaporREAL_MEASURE_TYPE

specific enthalpy of a saturated vapor in equilibrium with a liquid

Subclasses#

No subclasses

This class is a leaf — no other classes inherit from it.

Metadata#

Version
1
Revision
2
Status
Standard
Responsible committee
SC65E – IEC 61987
Change request
C00004
Dates
  • Original: 2013-09-02
  • Current version: 2013-09-02
  • Current revision: 2014-06-18

Full source data#

Every key from the original .xls export, including multilingual variants, status, publisher, committee, and workbook-specific codes.

Raw properties (20 keys from source .xls) — click to expand
C002
C00004
C016
Standard
C017.de
0
C018.de
2014-12-12
C019.de
Mr. W. Hartmann
MDC_P001_5
0112/2///61987#ABD881
MDC_P002_1
1
MDC_P002_2
2
MDC_P003_0
2018-03-28
MDC_P003_1
2013-09-02
MDC_P003_2
2013-09-02
MDC_P003_3
2014-06-18
MDC_P004.de
Gasphase [Ventile]
MDC_P004.en
Gas phase [valves]
MDC_P006.de
Merkmale, die eine Dampf- oder Gasphase eines Mediums kennzeichnen
MDC_P006.en
properties characterizing a gas phase of a fluid
MDC_P010
0112/2///61987#ABV501
MDC_P011
ITEM_CLASS
MDC_P012
SC65E – IEC 61987
MDC_P014
{0112/2///61987#ABA946,0112/2///61987#ABA557,0112/2///61987#ABD712,0112/2///61987#ABB312,0112/2///61987#ABB313,0112/2///61987#ABB314,0112/2///61987#ABB315,0112/2///61987#ABB316,0112/2///61987#ABB067,0112/2///61987#ABB300,0112/2///61987#ABA556,0112/2///61987#ABB272,0112/2///61987#ABA624,0112/2///61987#ABA597,0112/2///61987#ABA603,0112/2///61987#ABD578,0112/2///61987#ABD579}

Version history2#

  1. Current rev 02
    28 Mar 2018 · 07:26 UTC by BATCH 00000762
    View on cdd.iec.ch ↗
  2. superseded rev 01
    08 Apr 2014 · 17:24 UTC by BATCH 00000699
    ↓ Version JSON
    View on cdd.iec.ch ↗

IEC CDD records every published revision of each entity — version number, status, timestamp, and the change request that introduced it. OpenCDD captures the full chain of custody from cdd.iec.ch; the entry marked Current is the one rendered on this page.