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Q/BQB 482-2021 English PDF

Q/BQB 482-2021 (Q/BQB482-2021, QBQB 482-2021, QBQB482-2021)
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
Q/BQB 482-2021English199 Add to Cart 3 days [Need to translate] Cold-rolled steel strip for electromagnetic pure-iron use Q/BQB 482-2021
Q/BQB 482-2023English319 Add to Cart 3 days [Need to translate] Cold-rolled steel strip for electromagnetic pure-iron use   Q/BQB 482-2023
Newer version: Q/BQB 482-2023

BASIC DATA
Standard ID Q/BQB 482-2021 (Q/BQB482-2021)
Description (Translated English) Cold-rolled steel strip for electromagnetic pure-iron use
Sector / Industry Chinese Industry Standard
Classification of Chinese Standard QBQ
Word Count Estimation 5,559
Date of Issue 4/6/2021
Date of Implementation 10/8/2021
Older Standard (superseded by this standard) Q/BQB 482-2018
Issuing agency(ies) Baoshan Iron and Steel Co., Ltd.

Standards related to: Q/BQB 482-2021

Q/BQB 482-2021 English name.Cold-rolled steel strip for electromagnetic pure-iron use
Q/BQB 482-2021
Replaces Q/BQB 482-2018
Cold-rolled steel strip for electromagnetic pure iron
release
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part I. Structure and Drafting Rules for Standardization Documents"
drafting.
This document is compiled with reference to GB/T 6983.2008
This document replaces Q/BQB 482-2018 "Cold-rolled steel strip for electromagnetic pure iron".
Compared with Q/BQB 482-2018, the main technical changes of this document are as follows.
--Modify the elongation requirements after breaking;
--Editorial changes.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the Manufacturing Management Department of Baoshan Iron & Steel Co., Ltd.
This document is under the jurisdiction of the Manufacturing Management Department of Baoshan Iron & Steel Co., Ltd.
This document is drafted by. Baoshan Iron & Steel Co., Ltd. Manufacturing Management Department.
The main drafter of this document. Yuan Min.
The release status of previous versions of this document and the documents it replaces are as follows.
Q/BQB 482-2009, Q/BQB 482-2014, Q/BQB 482-2018.
1 chemical composition
2 mechanical properties
a Hardness is the average value of the three-point test.
a The maximum magnetic permeability and the peak value of the magnetic induction intensity are negotiated inspection items. After negotiation between the supplier and the buyer and specified in the contract, the maximum permeability and different test strips can be provided
The magnetic induction intensity value under the conditions, and ensure that it meets the requirements of the specified value.
b The aging value of the coercive force of the steel strip should not exceed 10%, and the value of the coercive force Hc after aging should not exceed 48 A/m.
a Other annealing methods can also be used after negotiation between the supplier and the buyer when ordering
b The artificial aging process is the recommended process, and it can also be treated according to other aging processes if both parties negotiate.
3 Inspection and testing
...