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BS 6404-4:1986

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Magnetic materials Methods of measurement of the d.c. magnetic properties of solid steels

Available format(s)

Hardcopy , PDF

Superseded date

31-10-2014

Language(s)

English

Published date

29-08-1986

€231.38
Excluding VAT

National foreword
Committees responsible
Introduction
1. Scope and object
2. Reproducibility
Chapter I: Determination of the magnetic characteristics
by the ring method
3. General
3.1 Object
3.2 Field of application
3.3 Test specimen
3.4 Windings
4. Methods of measurement
4.1 Magnetic field strength
4.2 Magnetic flux density
4.3 Connection of apparatus
4.4 Determination of normal magnetization curve
4.5 Determination of a complete hysteresis loop
4.6 Determination of remanent flux density
4.7 Determination of coercive field strength
Chapter II: Determination of the magnetic properties
by the permeameter method
5. General
5.1 Object
5.2 Field of application
6. The NPL type permeameter
6.1 Principle of the permeameter
6.2 Test specimen
6.3 Search coils
6.4 Measurement of magnetic field strength
6.5 Measurement of magnetic flux density
6.6 Measurement of the uniformity of the magnetic flux
     in the test specimen
6.7 Connections of apparatus
6.8 Determination of the normal magnetization curve
6.9 Determination of the complete hysteresis loop
6.10 Determination of remanent flux density and coercive
     field strength
7. The Iliovici permeameter
7.1 Principle of permeameter
7.2 Test specimen
7.3 Search coil
7.4 Measurement of magnetic field strength
7.5 Measurement of magnetic flux density
7.6 Connection of apparatus
7.7 Determination of the normal magnetization curve
7.8 Determination of the complete hysteresis loop
8. The MH permeameter
8.1 Principle of the permeameter
8.2 Test specimen
8.3 Search coils
8.4 Measurement of the magnetic field strength
8.5 Measurement of the magnetic flux density
8.6 Connection of apparatus
8.7 Determination of the normal magnetization curve
8.8 Determination of the complete hysteresis loop
8.9 Determination of the remanent flux density and
     coercive field strength
9. The Sanford-Bennett High H permeameter
9.1 Principle of the permeameter
9.2 Test specimen
9.3 Measurement of the magnetic field strength
9.4 Measurement of the magnetic flux density
9.5 Connection of apparatus
9.6 Determination of the normal magnetization curve
9.7 Determination of the complete hysteresis loop
9.8 Determination of the remanent flux density and
     coercive field strength
Appendix A - Methods of calibrating the flux integrator
Appendix B - Measurement of the effective area turns
             product of search coils
Figures

Solid steels such as bars of substantial thickness and cast or forged steels.

Committee
ISE/108
DevelopmentNote
REPLACES BS 5884: 1980
DocumentType
Standard
Pages
28
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 3100:1991 Specification for steel castings for general engineering purposes
BS 6404-8.5(1990) : 1990 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR STEEL SHEET AND STRIP WITH SPECIFIED MECHANICAL PROPERTIES AND MAGNETIC PERMEABILITY
BS EN 10265:1996 Magnetic materials. Specification for steel sheet and strip with specified mechanical properties and magnetic permeability

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