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classHRDITEM_CLASSv1rev 42010-11-11

hard magnetic material

0112/2///61360_4#AAA221

material exhibiting ferromagnetism having a high coercivity

Inherited
5

Hierarchy#

Ancestors (top) → AAA221 (highlighted) → subclasses and powertype instances. Capped at 12 each; see the full lists in the sections below.

Higher level classes3#

Declared properties12#

12 / 12
AAF287coercivity H_cBLEVEL(MIN,MAX,TYP) OF INT_MEASURE_TYPE

value as specified by level (minTypmax) of the magnetic field strength applied to a hard magnetic material, necessary to bring the flux density from saturation to zero by a monotonically changing field

AAF288coercivity H_cJLEVEL(MIN,MAX,TYP) OF INT_MEASURE_TYPE

value as specified by level (minTypmax) of the magnetic field strength applied to a hard magnetic material, necessary to bring the polarisation from saturation to zero by a monotonically changing field

AAF289field strength at (BH)_maxLEVEL(NOM) OF REAL_MEASURE_TYPE

nominal value of the magnetic field strength at which the BH product of a hard magnetic material is maximum

AAF290saturation field strengthLEVEL(MIN) OF REAL_MEASURE_TYPE

minimum value of the magnetic field strength at saturation magnetisation of a hard magnetic material

typical value of the mean temperature coefficient of the polarisation coercivity of a hard magnetic material over a temperature range, between specified temperatures (T_1} and T_2})

AAF292remanent flux densityLEVEL(MIN,MAX,TYP) OF REAL_MEASURE_TYPE

value as specified by level (minTypmax), of the flux density remaining in a magnetised hard magnetic material when, in the absence of a self-demagnetising field, the magnetic field strength is brought to zero

AAF293flux density at (BH)_maxLEVEL(NOM) OF REAL_MEASURE_TYPE

nominal value of the magnetic flux density at which the BH product of a hard magnetic material is maximum

AAF294recoil permeabilityLEVEL(NOM) OF INT_MEASURE_TYPE

nominal value of the permeability corresponding to the slope of the recoil line of a hard magnetic material

AAF295BH product maxLEVEL(MIN,MAX,TYP) OF REAL_MEASURE_TYPE

value as specified by level (minTypmax), of the maximum product of the magnetic flux density and magnetic field strength attained on the demagnetisation curve of a hard magnetic material

AAF296B_r x H_cJ productLEVEL(MIN,MAX,TYP) OF REAL_MEASURE_TYPE

value as specified by level (minTypmax), of the product of remanent flux density B_r} and coercivity H_cJ} of a hard magnetic material

AAF297temperature coefficient BrLEVEL(TYP) OF REAL_MEASURE_TYPE

typical value of the mean temperature coefficient of the remanence relative to the remanence at the reference temperature of a hard magnetic material over a temperature range, between specified temperatures (T_1} and T_2})

Inherited properties (5) — click to expand
AAE759coercivity classENUM_CODE_TYPE(0112/2///61360_4#ASA132)

code of the coercivity class of a magnetic part or magnetic material

AAE760resistivityLEVEL(MIN) OF REAL_MEASURE_TYPE

minimum dc resistivity of a magnetic material

AAE761Curie temperatureLEVEL(MIN) OF INT_MEASURE_TYPE

minimum temperature below which a magnetic material is ferromagnetic or ferrimagnetic and above which it is paramagnetic

AAF286densityLEVEL(NOM) OF REAL_MEASURE_TYPE

nominal density of a material

AAF311material typeENUM_CODE_TYPE(0112/2///61360_4#ASA207)

code of the type of material

Subclasses#

No subclasses

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

Metadata#

Synonyms
  • hard magnetic
Version
1
Revision
4
Status
Standard
Publisher
IEC
Published in
IEC 61360-4
Responsible committee
IEC/SC 3D
Change request
C00115
Dates
  • Original: 2010-11-11
  • Current version: 2010-11-11
  • Current revision: 2023-04-17

Full source data#

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

Raw properties (19 keys from source .xls) — click to expand
C002
C00115
C011
IEC
C012
IEC 61360-4
C016
Standard
MDC_P001_5
0112/2///61360_4#AAA221
MDC_P002_1
1
MDC_P002_2
4
MDC_P003_0
2023-04-17
MDC_P003_1
2010-11-11
MDC_P003_2
2010-11-11
MDC_P003_3
2023-04-17
MDC_P004.en
hard magnetic material
MDC_P005.en
HRD
MDC_P006.en
material exhibiting ferromagnetism having a high coercivity
MDC_P007.en
hard magnetic
MDC_P010
0112/2///61360_4#AAA220
MDC_P011
ITEM_CLASS
MDC_P012
IEC/SC 3D
MDC_P014
{0112/2///61360_4#AAE762,0112/2///61360_4#AAF287,0112/2///61360_4#AAF288,0112/2///61360_4#AAF289,0112/2///61360_4#AAF290,0112/2///61360_4#AAF291,0112/2///61360_4#AAF292,0112/2///61360_4#AAF293,0112/2///61360_4#AAF294,0112/2///61360_4#AAF295,0112/2///61360_4#AAF296,0112/2///61360_4#AAF297}

Version history4#

  1. Current rev 04
    17 Apr 2023 · 09:58 UTC by BATCH 00001245
    View on cdd.iec.ch ↗
  2. superseded rev 03
    20 Jan 2015 · 15:48 UTC by BATCH 00000890
    ↓ Version JSON
    View on cdd.iec.ch ↗
  3. superseded rev 03
    16 Oct 2014 · 16:38 UTC by BATCH 00000879
    ↓ Version JSON
    View on cdd.iec.ch ↗
  4. superseded rev 02
    30 May 2012 · 15:03 UTC by BATCH 00000788
    ↓ 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.