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GB/T 41846-2022 English PDF

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GB/T 41846-2022: Forensic sciences - Code of practice for identification of initiator and pyrotechnic composition
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PDF similar to GB/T 41846-2022


Standard similar to GB/T 41846-2022

GB/T 28181   GA/T 1788.2   GA/T 424   GB/T 41845   GB/T 41844   

Basic data

Standard ID GB/T 41846-2022 (GB/T41846-2022)
Description (Translated English) Forensic sciences - Code of practice for identification of initiator and pyrotechnic composition
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard A92
Classification of International Standard 07.140
Word Count Estimation 22,269
Date of Issue 2022-10-14
Date of Implementation 2023-02-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 41846-2022: Forensic sciences - Code of practice for identification of initiator and pyrotechnic composition


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Forensic sciences -- Code of practice for identification of initiator and pyrotechnic composition ICS 07.140 CCSA92 National Standards of People's Republic of China Forensic Science Pyrotechnics Identification Procedure Published on 2022-10-12 2023-02-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration directory Preface I 1 Scope 1 2 Normative references 1 3 Terms and Definitions 1 4 Pyrotechnics identification 1 4.1 Qualification procedure 1 4.2 Detonator identification 2 4.3 Identification of fuses and detonating cords 4 4.4 Identification of electric point (priming) burner 5 5 Functional inspection of pyrotechnics 6 5.1 Inspection procedure 6 5.2 Principle 7 5.3 Detonator Detonation Function Inspection 7 5.4 Inspection of fuse fire transmission function 8 5.5 Inspection of detonating cord detonation function 9 Appendix A (Informative) Appearance and Internal Structure of Common Detonators 11 Appendix B (informative) Appearance and structure of common fuses and detonating cords 13 Appendix C (Informative) Appearance and Internal Structure of Common Electric Point (Pilot) Burners 16 Reference 18

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules of Standardization Documents" drafted. Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by the Ministry of Public Security of the People's Republic of China. This document is under the jurisdiction of the National Criminal Technology Standardization Technical Committee (SAC/TC179). This document is drafted by. Physical Evidence Identification Center of the Ministry of Public Security, Criminal Investigation Bureau of the Ministry of Public Security, Nanjing University of Science and Technology, and Tianjin Public Security Bureau. The main drafters of this document. Fan Wulong, Zhang Jifeng, Sun Yuyou, Pan Yanhui, Li Hongyu, Cheng Guimin, Zhang Jinpeng, Xie Yongxun, Shi Haixu, Niu Yong, Miao Guohua, Wang Yongcan, Pan Feng, Lei Kang, Gao Ping, Qian Hua, Bei Fengli, Cui Tao, Zhou Chen. Forensic Science Pyrotechnics Identification Procedure

1 Scope

This document establishes the identification procedures and steps of suspected explosives commonly used in the field of forensic science, and describes the inspection methods and procedures for suspected explosives. Judgment basis. This document is applicable to the identification and functional testing of suspected detonators, fuses, detonating cords and electric (priming) burners in the field of forensic science (the The function test method is only applicable to industrial detonators), and other fields can also be used for reference.

2 Normative references

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to this document. GB/T 13226 Industrial Detonator Lead Plate Test Method GB/T 41775 Forensic Science Explosives Identification Terms

3 Terms and Definitions

Terms and definitions defined in GB/T 41775 apply to this document.

4 Pyrotechnics identification

4.1 Qualification procedure The identification of suspected pyrotechnics is carried out as shown in Figure 1.Among them, the identification procedures of suspected detonator samples are divided into sampling, appearance and morphology inspection, internal Structural inspection, standard and non-standard detonator analysis, explosive test or (and) charge composition inspection 5 steps; suspected fuse samples and suspected The identification procedure of the detonating cord sample is divided into three steps. appearance inspection, structural inspection and core composition inspection; the sample of suspected electric point (priming) fire head The identification procedure is divided into five steps. sampling, appearance inspection, flammability test, internal structure inspection and pharmaceutical composition inspection.

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