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BS 6404-2:1985

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Magnetic materials Methods of measurement of magnetic, electrical and physical properties of magnetic sheet and strip
Available format(s)

Hardcopy , PDF

Superseded date

24-10-2018

Language(s)

English

Published date

28-02-1985

Publisher

British Standards Institution

Foreword
Committees responsible
Introduction
1. Scope and object
2. Accuracy and reproducibility
Chapter I: General conditions for A.C. measurements made
with the 25 cm Epstein frame
3. Object
4. Field of application
5. Principle of the 25 cm Epstein frame method
6. Test specimen
7. 25 cm Epstein frame
8. Air flux compensation
9. Power supply
10. Magnetic flux density limits
Chapter II: Determination of specific total losses by
the wattmeter method
11. Object
12. Field of application
13. Test specimen
14. Principle of measurement
15. Power supply
16. Apparatus
17. Measuring procedure
18. Determination of specific total losses
19. Reproducibility
Chapter III: Determination of magnetic characteristics
by bridge methods
20. Object
21. Field of application
22. Test specimen
23. Principle of measurement
24. Power supply
25. Apparatus
26. Measuring procedure
27. Determination of characteristics
28. Reproducibility
Chapter IV: Determination of magnetic field strength,
excitation current and specific apparent power
29. Object
30. Field of application
31. Test specimen
32. Principle of measurements
33. Power supply
34. Apparatus
35. Measuring procedure
36. Determination of characteristics
37. Reproducibility
Chapter V: Determination of magnetic flux density in a
d.c. field
38. Principle of measurement
39. Test apparatus
40. Measuring apparatus
41. Test specimen
42. Method of measurement
43. Reproducibility
Chapter VI: Determination of the density of magnetic
sheet
44. Object
45. Methods to be used
46. Test specimen
47. Immersion method
48. Industrial methods
49. Reproducibility
Chapter VII: Determination of the resistivity of
magnetic sheet and strip
50. Object
51. Field of application
52. Test specimen
53. Principle of measurement
54. Power supply
55. Apparatus
56. Measuring procedure
57. Determination of resistivity
58. Reproducibility
Chapter VIII: Determination of the coefficient of
surface insulation resistance
59. Object
60. Field of application (Franklin method)
61. Test specimen
62. Principle of measurement
63. Power supply
64. Apparatus
65. Measuring procedure
66. Determination of the coefficient of surface
     insulation resistance
67. Notes on insulation resistance testing
Chapter IX: Determination of stacking factor
68. Object
69. Measuring procedure
Appendix A - Mutual inductor for air flux compensation
Appendix B - Basic theory of complex permeability
Appendix C - Basis of the electrical method for density
             determination
Appendix D - Dual electrode method (double sided)

Specifies methods of measurement applicable to magnetic steel sheet and strip used for the construction of magnetic circuits. Technically equivalent to IEC 60404-2 but contains an extra test method for the determination of insulation resistance (dual electrode - (double-sided) method).

Committee
ISE/108
DevelopmentNote
REPLACES BS 601: PART 5: 1973
DocumentType
Standard
Pages
48
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
EURONORM 118 : 1987 Similar to

BS 6404-1:1984 Magnetic materials Classification
BS 6404-8.6:1988 Magnetic materials. Individual materials Specification for soft magnetic metallic materials
BS 6404-8.4(1986) : 1986 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR COLD ROLLED NON ORIENTED MAGNETIC STEEL SHEET AND STRIP DELIVERED IN THE FINALLY ANNEALED STATE
BS 6404-8.8:1992 Magnetic materials. Individual materials Specification for thin magnetic steel strip for use at medium frequencies
BS 6404-8.5(1990) : 1990 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR STEEL SHEET AND STRIP WITH SPECIFIED MECHANICAL PROPERTIES AND MAGNETIC PERMEABILITY
BS 6404-3:1985 Magnetic materials Methods of measurement of specific total losses of magnetic sheet and strip by means of a single sheet tester
BS 6554-1:1984 Laminations for transformers and inductors for use in telecommunication and electronic equipment Specification for dimensions, mechanical characteristics and electrical testing
BS 6404-8.7(1988) : 1988 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR GRAIN-ORIENTED MAGNETIC STEEL SHEET AND STRIP
BS 6404-8.3(1986) : 1986 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR COLD ROLLED MAGNETIC NON ORIENTED NON ALLOYED STEEL STRIP DELIVERED IN THE SEMI PROCESSED STATE
BS 6404-8.2(1986) : 1986 MAGNETIC MATERIALS - INDIVIDUAL MATERIALS - SPECIFICATION FOR COLD ROLLED MAGNETIC NON ORIENTED ALLOYED STEEL STRIP DELIVERED IN THE SEMI PROCESSED STATE

BS 427-1:1961 Method for Vickers hardness test Testing of metals

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PDF - English
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