Q/BQB 409-2023 (Q/BQB 409-2020) English PDF
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US$165.00 · In stock · Download in 9 secondsQ/BQB 409-2020: Cold-rolled steel sheet and strip for hot-stamping use
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Q/BQB 409: Historical versions
| Standard ID | USD | BUY PDF | Delivery | Standard Title (Description) | Status |
| Q/BQB 409-2023 | 319 | Add to Cart | 3 days | Cold-rolled steel sheet and strip for hot-stamping use | |
| Q/BQB 409-2020 | 165 | Add to Cart | Auto, 9 seconds. | Cold-rolled steel sheet and strip for hot-stamping use | |
| Q/BQB 409-2018 | 90 | Add to Cart | Auto, 9 seconds. | Hot stamping cold-rolled steel sheet and strip | Obsolete |
| Q/BQB 409-2014 | 330 | Add to Cart | Auto, 9 seconds. | Hot stamping steel sheet and strip | Obsolete |
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Q/BQB 409-2020: Cold-rolled steel sheet and strip for hot-stamping use
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/QBQB409-2020BQB ENTERPRISE STANDARD OF BAOSHAN IRON AND STEEL CO., LTD Replacing Q/BQB 409-2018 Cold-Rolled Steel Sheet and Strip for Hot-Stamping Use Issued on: AUGUST 25, 2020 Implemented on: OCTOBER 10, 2020 Issued by. Baoshan Iron and Steel Co., Ltd.
Table of Contents
Foreword... 3 1 Classification and Code... 4 2 Chemical Compositions... 5 3 Mechanical Properties... 5 4 Inspection and Test... 6 Appendix A (Informative) Comparison List of Similar Designations between this Standard and Relevant Domestic and Foreign Standards... 7Foreword
This Standard was drafted as per the rules specified in GB/T 1.1-2009 Directives for Standardization – Part 1.Structure and Drafting of Standards. This Standard was compiled by reference of EN 10083-3.2006. This Standard replaced Q/BQB 409-2018. Compared with Q/BQB 409-2018, the major modified contents of this Standard are as follows. --- Modify the definitions of hot stamping and steel for hot stamping use; --- Add the normative reference of GB/T 20124; --- Add the designations of hot stamping steel HC340/460HS, HC370/550HS, HC800/1000HS, HC1100/1700HS, HC1200/1800HS; --- Increase the requirement of cold bending angle of hot stamping steel after hot stamping; --- Delete the original Appendixes B and C. The Appendix A of this Standard is informative. This Standard was proposed by Manufacturing Management Department of Baoshan Iron and Steel Co., Ltd. This Standard shall be under the jurisdiction of Manufacturing Management Department of Baoshan Iron and Steel Co., Ltd. Drafting organization of this Standard. Manufacturing Management Department of Baoshan Iron and Steel Co., Ltd. Revising and drafting staff of this Standard. Yuan Min. The historical editions replaced by this Standard are as follows. --- Q/BQB 409-2014, Q/BQB 409-2018. ......Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
