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Q/BQB 418-2021 (Q/BQB 418-2023 Newer Version) PDF English


Q/BQB 418-2021 (Q/BQB418-2021, QBQB 418-2021, QBQB418-2021)
Standard IDContents [version]USDSTEP2[PDF] delivered inName of Chinese StandardStatus
Q/BQB 418-2023English415 Add to Cart 0-9 seconds. Auto-delivery. Cold-rolled advanced high strength steel sheet and strip  
Q/BQB 418-2021English205 Add to Cart 0-9 seconds. Auto-delivery. Cold-rolled advanced high strength steel sheet and strip
Q/BQB 418-2018English130 Add to Cart 0-9 seconds. Auto-delivery. Cold-rolled advanced high-strength steel plate and strip Obsolete
Q/BQB 418-2014English320 Add to Cart 0-9 seconds. Auto-delivery. Cold-rolled advanced high-strength steel plate and strip Obsolete
Q/BQB 418-2009English249 Add to Cart 3 days Dual-phase High Strength Cold Rolled Steel Plate and Strip Obsolete
Newer version: Q/BQB 418-2023     Standards related to (historical): Q/BQB 418-2023

Q/BQB 418-2021: PDF in English (QBQB 418-2021)

Q/BQB 418-2021 BQB ENTERPRISE STANDARD OF BAOSHAN IRON AND STEEL CO., LTD Replacing Q/BQB 418-2019 Cold-Rolled Advanced High Strength Steel Sheet and Strip ISSUED ON: JUNE 04, 2021 IMPLEMENTED ON: AUGUST 10, 2021 Issued by: Baoshan Iron and Steel Co., Ltd. Table of Contents Foreword ... 3 1 Chemical composition ... 4 2 Mechanical properties ... 5 3 Inspection and test ... 7 4 Appendix ... 8 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 by reference to EN 10338:2015, VDA 239-100:2016. This Document replaced Q/BQB 418-2019 Cold-Rolled Advanced High Strength Steel Sheet and Strip. Compared with Q/BQB 418-2019, the major technical changes of this Document are as follows: --- Revise the upper limit requirement of Si content for 590DP steel grade from 0.6% to 0.8%; --- Add the corresponding definitions and technical index requirements for high formability dual-phase steel designations; --- Add HC950/1310DP designations and corresponding technical index requirements; --- Revise Appendix A Comparison List of Approximate Designations of Related Standards at Home and Abroad; --- 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. 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, Hu Jianwang. The historical editions replaced by this Document are as follows: Q/BQB 418-1999, Q/BQB 418-2003, Q/BQB 418-2009, Q/BQB 418-2014, Q/BQB 418-2018, Q/BQB 418-2019. ......
 
Source: Above contents are excerpted from the PDF -- translated/reviewed by: www.chinesestandard.net / Wayne Zheng et al.