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Q/BQB 479-2023 English PDF

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Q/BQB 479-2023: Cold-rolled strip of full hard carbon steel
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Q/BQB 479: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
Q/BQB 479-2023English279 Add to Cart 3 days [Need to translate] Cold-rolled strip of full hard carbon steel   Q/BQB 479-2023
Q/BQB 479-2021English115 Add to Cart 0--9 seconds. Auto-delivery Cold-rolled strip of full hard carbon steel Q/BQB 479-2021
Q/BQB 479-2019English110 Add to Cart 0--9 seconds. Auto-delivery Fully Hard Carbon Steel Cold Continuous Rolling Coil Q/BQB 479-2019
Q/BQB 479-2018English110 Add to Cart 0--9 seconds. Auto-delivery Fully Hard Carbon Steel Cold Continuous Rolling Coil Obsolete Q/BQB 479-2018

PDF Samples

Basic data

Standard ID Q/BQB 479-2023 (Q/BQB479-2023)
Description (Translated English) Cold-rolled strip of full hard carbon steel
Sector / Industry Chinese Industry Standard
Classification of Chinese Standard QBQ
Word Count Estimation 8,899
Date of Issue 2023-04-09
Date of Implementation 2023-07-01

Similar standards

NMPA RULES66   Q/BQB 485   Q/BQB 480   
Q/BQB 479-2021 BQB ENTERPRISE STANDARD OF BAOSHAN IRON AND STEEL CO., LTD Replacing Q/BQB 479-2019 Cold-Rolled Strip of Full Hard Carbon Streel ISSUED ON: JUNE 04, 2021 IMPLEMENTED ON: AUGUST 10, 2021 Issued by: Baoshan Iron and Steel Co., Ltd.

Table of Contents

Foreword ... 3 1 Allowable deviation of the width of steel strip ... 4 2 Chemical composition ... 4 3 Surface quality ... 4 4 Inspection and test ... 4 5 Annex ... 5

Foreword

This Document was drafted as per the rules specified in GB/T 1.1-2020 Directives for Standardization – Part 1: Rules for the Structure and Drafting of Standardizing Documents. This Document was formulated according to the actual production situation of the Baoshan Iron and Steel Co., Ltd. This Document replaced Q/BQB 479-2019. Compared with Q/BQB 479-2019, this Document has the major technical changes as follows: --- Adjust the upper limit of the supply thickness from 3.2mm to 3.5mm; --- Add surface quality distinction requirements; --- Supplement the inspection lot batching rules; --- Make editorial modifications. Please note some contents of this Document may involve patents. The issuing agency of this Document does not assume the responsibility to identify these patents. The Annex A of this Document is informative. This Document was proposed by Manufacturing and Management Department of the Baoshan Iron and Steel Co., Ltd. This Document shall be under the jurisdiction of Manufacturing and Management Department of the Baoshan Iron and Steel Co., Ltd. Drafting organization of this Document: Manufacturing and Management Department of the Baoshan Iron and Steel Co., Ltd. Chief drafting staffs of this Document: Yuan Min, and Wang Hui. The historical editions replaced by this Document are as follows: Q/BQB 479-2018, Q/BQB 479-2019. ......