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Publication details

Publication CODE Title
IEC 60404-8-7:2017 RLV (2017-09) MAGNETIC MATERIALS - PART 8-7: SPECIFICATIONS FOR INDIVIDUAL MATERIALS - COLD-ROLLED GRAIN-ORIENTED ELECTRICAL STEEL STRIP AND SHEET DELIVERED in THE FULLY PROCESSED STATE
 
Price Excl. VAT Total number of pages, tables and drawings
159.00 € 39.
Description
IEC 60404-8-7:2017 RLV contains the International Standard and its Redline version. The Redline version is available in English only. The Redline version provides you with a quick and easy way to compare all the changes between this standard and its previous edition. The Redline version is not an official IEC Standard, only the current version of the standard is to be considered the official document.

IEC 60404-8-7:2017 defines the grades of cold-rolled grain-oriented electrical steel strip and sheet in nominal thicknesses of 0,23 mm, 0,27 mm, 0,30 mm and 0,35 mm. In particular, it gives general requirements, magnetic properties, geometric characteristics, tolerances and technological characteristics, as well as inspection procedures. This document applies to Goss textured grain-oriented electrical steel strip and sheet supplied in the final annealed condition in coils or sheets, and intended for the construction of magnetic circuits.
The grades are grouped into two classes:
' conventional grades;
' high permeability grades, including grades which may be delivered in the domain refined condition. They correspond to Class C22 of IEC 60404-1.
This fourth edition cancels and replaces the third edition published in 2008. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
' extension of the range of electrical steels to include the improved grades.
Class  C990  (IEC PUBLICATIONS IEC PUBLICATIONS)
Available files
EN version

Status
Status IEC PUBLICATION
Situation Withdrawn
Replaced by  IEC 60404-8-7:2020
Origin
Committee TC 68
MAGNETIC ALLOYS AND STEELS
Responsible De heer VAN HECKE Luk
Approval
BEC Approval 2017-09-15
ICS-Code (International Standards Classification) 29.030
NBN Status New
IEC publication date 2017-09-15
IEC stability date 2020-12-31
IEC file modification date 2017-09-15
IEC last modification date 2017-09-15