2025-6-21 18.97.14.89
Code of China Chinese Classification Professional Classification ICS Classification Latest News Value-added Services

Position: Chinese Standard in English/Q/BQB 480-2023
Q/BQB 480-2023   Cold-rolled non-oriented electrical steel strip delivered in the fully-processed stat (English Version)
Standard No.: Q/BQB 480-2023 Status:valid remind me the status change

Email:

Language:English File Format:PDF
Word Count: 13000 words Price(USD):420.0 remind me the price change

Email:

Implemented on:2023-7-1 Delivery: via email in 1 business day
,,
Standard No.: Q/BQB 480-2023
English Name: Cold-rolled non-oriented electrical steel strip delivered in the fully-processed stat
Chinese Name: 全工艺冷轧无取向电工钢带
Professional Classification: Q/    Corporate Standard
Issued by: Baoshan Iron & Steel Co., Ltd.
Issued on: 2023-04-09
Implemented on: 2023-7-1
Status: valid
Language: English
File Format: PDF
Word Count: 13000 words
Price(USD): 420.0
Delivery: via email in 1 business day
Q/BQB 480-2023 Cold-rolled non-oriented electrical steel strip delivered in the fully-processed state 1 Scope This document specifies the terms and definitions, classification and designation, general requirements, technical requirements, inspection and testing, packaging, marking and labeling, and inspection documents, etc., of the cold-rolled non-oriented electrical steel strip delivered in the fully-processed state with nominal thicknesses of 0.35 mm, 0.50 mm and 0.65 mm. This document applies to fully-processed cold-rolled non-oriented electrical steel strip products (hereinafter referred to as “products”) supplied in the fully annealed condition intended for the construction of magnetic circuits by Baoshan Iron & Steel Co., Ltd. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 228.1-2021 Metallic materials - Tensile testing - Part 1: Method of test at room temperature GB/T 2521.1 Cold-rolled electrical steel delivered in the fully-processed state - Part 1: Grain non-oriented steel strip (sheet) GB/T 2522 Methods of test for the determination of coating insulation resistance and coating adhesion of electrical strip and sheet GB/T 2791 Adhesives, T peel strength test method for a flexible-to-flexible test specimen assembly GB/T 2900.60 Electrotechnical terminology - Electromagnetism GB/T 3655 Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of an Epstein frame GB/T 4340.1 Metallic materials - Vickers hardness test - Part 1: Test method GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values GB/T 9637 Electrotechnical terminology - Magnetic materials and components GB/T 17505 Steel and steel products - General technical delivery requirements GB/T 18253 Steel and steel products - Types of inspection documents GB/T 19289 Methods of measurement of resistivity, density and stacking factor of electrical steel strip and sheet YB/T 4292 Methods of determination of the geometrical characteristics of electric steel sheet and strip YB/T 4731 Reverse bend test method for electrical steel strip and sheet Q/BQB 400-2020 Package, mark and inspection document for cold-rolled product IEC 60404-8-4 Specifications for individual materials - Cold-rolled non grain-oriented electronic steel strip and sheet delivered in the fully-processed state 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 2521.1, GB/T 2900.60, GB/T 9637 and YB/T 4292 and the following apply. 3.1 specific total loss (iron loss) total power consumed per unit mass of material with sinusoidal polarization waveform at the specific peak value and frequency, which is expressed by P(Jm/f) in W/kg For example, P1.5/50 represents the specific total loss at the maximum magnetic polarization of 1.5T and the frequency of 50 Hz. 3.2 magnetic polarization peak magnetic polarization at the specific peak magnetic field strength when the sample is alternately magnetized, which is expressed by J(H) in T (Tesla) For example: J5000 represents the peak magnetic polarization at the peak magnetic field strength of 5000 A/m. 4 Classification The grades of materials covered by this document are classified according to the maximum specific total loss, P1.5/50 (W/kg) at the magnetic polarization of 1.5T and the frequency of 50Hz, and according to the nominal thickness of the material, and are further classified into ordinary, stress-relief annealed and efficient types according to product characteristics. 5 Symbols and designation 5.1 Symbols and interpretations For the purposes of this document, the symbols and corresponding interpretations are as shown in Table 1. Table 1 Symbols and interpretations
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 5 Symbols and designation 6 General requirements 7 Technical requirements 8 Inspection and testing 9 Judgment and retest rules 10 Packaging, marking and labeling, and inspection documents 11 Rules for rounding off of numerical values 12 Information required for ordering Annex A (Informative) Annex B (Informative) Annex C (Normative) Testing and evaluation methods for adherence of insulation coating for non-oriented electrical steels Annex D (Informative) Typical values of technological properties for representative steel numbers of non-oriented electrical steel products Annex E (Informative) Precautions for stress-relief annealing Annex F (Informative) Comparison of similar steel names between this document and relevant domestic and foreign standards Annex G (Informative) Technical differences between this document and the national standard GB/T 2521.1-2016
Referred in Q/BQB 480-2023:
*GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1: Method of test at room temperature
*GB/T 2521.1-2016 Cold-rolled electrical steel delivered in the fully-processed state—Part 1: Grain non-oriented steel strip(sheet)
*GB/T 2522-2017 Methods of test for the determination of coating insulation resistance and coating adhesion of electrical strip and sheet
*GB/T 2791-1995 Adhesives, T peel strength test method for a flexible-to-flexible test specimen assembly
*GB/T 2900.60-2002 Electrotechnical terminology - Electromagnetism
*GB/T 3655-2022 Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of an epstein frame
*GB/T 4340.1-2009 Metallic materials—Vickers hardness test—Part 1:Test method
*GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
*GB/T 9637-2001 Electrotechnical terminology - Magnetic materials and components
*GB/T 17505-2016 Steel and steel products General technical delivery requirements
*GB/T 18253-2018 Steel and steel products—Types of inspection documents
*GB/T 19289-2019 Methods of measurement of resistivity,density and stacking factor of electrical steel strip and sheet
*YB/T 4292-2012 Methods of Determination of the Geometrical Characteristics of Electric Steel Sheet and Strip
*YB/T 4731-2019 Reverse bend test method for electrical steel strip and sheet
*Q/BQB 400-2020 Package||mark and inspection document for cold-rolled product
Code of China
Standard
Q/BQB 480-2023  Cold-rolled non-oriented electrical steel strip delivered in the fully-processed stat (English Version)
Standard No.Q/BQB 480-2023
Statusvalid
LanguageEnglish
File FormatPDF
Word Count13000 words
Price(USD)420.0
Implemented on2023-7-1
Deliveryvia email in 1 business day
Detail of Q/BQB 480-2023
Standard No.
Q/BQB 480-2023
English Name
Cold-rolled non-oriented electrical steel strip delivered in the fully-processed stat
Chinese Name
全工艺冷轧无取向电工钢带
Chinese Classification
Professional Classification
Q/
ICS Classification
Issued by
Baoshan Iron & Steel Co., Ltd.
Issued on
2023-04-09
Implemented on
2023-7-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
13000 words
Price(USD)
420.0
Keywords
Q/BQB 480-2023, Q/BQBT 480-2023, QBQBT 480-2023, Q/BQB480-2023, Q/BQB 480, Q/BQB480, Q/BQBT480-2023, Q/BQBT 480, Q/BQBT480, QBQBT480-2023, QBQBT 480, QBQBT480
Introduction of Q/BQB 480-2023
Q/BQB 480-2023 Cold-rolled non-oriented electrical steel strip delivered in the fully-processed state 1 Scope This document specifies the terms and definitions, classification and designation, general requirements, technical requirements, inspection and testing, packaging, marking and labeling, and inspection documents, etc., of the cold-rolled non-oriented electrical steel strip delivered in the fully-processed state with nominal thicknesses of 0.35 mm, 0.50 mm and 0.65 mm. This document applies to fully-processed cold-rolled non-oriented electrical steel strip products (hereinafter referred to as “products”) supplied in the fully annealed condition intended for the construction of magnetic circuits by Baoshan Iron & Steel Co., Ltd. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 228.1-2021 Metallic materials - Tensile testing - Part 1: Method of test at room temperature GB/T 2521.1 Cold-rolled electrical steel delivered in the fully-processed state - Part 1: Grain non-oriented steel strip (sheet) GB/T 2522 Methods of test for the determination of coating insulation resistance and coating adhesion of electrical strip and sheet GB/T 2791 Adhesives, T peel strength test method for a flexible-to-flexible test specimen assembly GB/T 2900.60 Electrotechnical terminology - Electromagnetism GB/T 3655 Methods of measurement of the magnetic properties of electrical steel strip and sheet by means of an Epstein frame GB/T 4340.1 Metallic materials - Vickers hardness test - Part 1: Test method GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values GB/T 9637 Electrotechnical terminology - Magnetic materials and components GB/T 17505 Steel and steel products - General technical delivery requirements GB/T 18253 Steel and steel products - Types of inspection documents GB/T 19289 Methods of measurement of resistivity, density and stacking factor of electrical steel strip and sheet YB/T 4292 Methods of determination of the geometrical characteristics of electric steel sheet and strip YB/T 4731 Reverse bend test method for electrical steel strip and sheet Q/BQB 400-2020 Package, mark and inspection document for cold-rolled product IEC 60404-8-4 Specifications for individual materials - Cold-rolled non grain-oriented electronic steel strip and sheet delivered in the fully-processed state 3 Terms and definitions For the purposes of this document, the terms and definitions given in GB/T 2521.1, GB/T 2900.60, GB/T 9637 and YB/T 4292 and the following apply. 3.1 specific total loss (iron loss) total power consumed per unit mass of material with sinusoidal polarization waveform at the specific peak value and frequency, which is expressed by P(Jm/f) in W/kg For example, P1.5/50 represents the specific total loss at the maximum magnetic polarization of 1.5T and the frequency of 50 Hz. 3.2 magnetic polarization peak magnetic polarization at the specific peak magnetic field strength when the sample is alternately magnetized, which is expressed by J(H) in T (Tesla) For example: J5000 represents the peak magnetic polarization at the peak magnetic field strength of 5000 A/m. 4 Classification The grades of materials covered by this document are classified according to the maximum specific total loss, P1.5/50 (W/kg) at the magnetic polarization of 1.5T and the frequency of 50Hz, and according to the nominal thickness of the material, and are further classified into ordinary, stress-relief annealed and efficient types according to product characteristics. 5 Symbols and designation 5.1 Symbols and interpretations For the purposes of this document, the symbols and corresponding interpretations are as shown in Table 1. Table 1 Symbols and interpretations
Contents of Q/BQB 480-2023
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Classification 5 Symbols and designation 6 General requirements 7 Technical requirements 8 Inspection and testing 9 Judgment and retest rules 10 Packaging, marking and labeling, and inspection documents 11 Rules for rounding off of numerical values 12 Information required for ordering Annex A (Informative) Annex B (Informative) Annex C (Normative) Testing and evaluation methods for adherence of insulation coating for non-oriented electrical steels Annex D (Informative) Typical values of technological properties for representative steel numbers of non-oriented electrical steel products Annex E (Informative) Precautions for stress-relief annealing Annex F (Informative) Comparison of similar steel names between this document and relevant domestic and foreign standards Annex G (Informative) Technical differences between this document and the national standard GB/T 2521.1-2016
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 | Email: coc@codeofchina.com | QQ: 672269886
Copyright: TransForyou Co., Ltd. 2008-2040
 
 
Keywords:
Q/BQB 480-2023, Q/BQBT 480-2023, QBQBT 480-2023, Q/BQB480-2023, Q/BQB 480, Q/BQB480, Q/BQBT480-2023, Q/BQBT 480, Q/BQBT480, QBQBT480-2023, QBQBT 480, QBQBT480