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Database: 189759 (26 Oct 2025)
YB/T 4731-2019 English PDF
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YB/T 4731-2019
: Reverse bend test method for electrical steel strip and sheet
Status: Valid
Standard ID
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YB/T 4731-2019
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Reverse bend test method for electrical steel strip and sheet
Valid
YB/T 4731-2019
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Basic data
Standard ID
YB/T 4731-2019 (YB/T4731-2019)
Description (Translated English)
Reverse bend test method for electrical steel strip and sheet
Sector / Industry
Ferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard
H23
Classification of International Standard
77.040.10
Word Count Estimation
11,128
Date of Issue
2019
Date of Implementation
2019-11-01
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the principles, terms and definitions, symbols and descriptions, principles, test devices, samples, test procedures, test results and test reports of the repeated bending test method for electrical steel strips (sheets). This standard applies to the evaluation of the ductility of oriented and non-oriented electrical steel strips (sheets) by the repeated bending test method using Epstein specimens, and the specimens are in the unannealed state.
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