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GA/T 1683-2019: Forensic sciences--Technical specifications for identification and examination of firearms classification
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Forensic sciences--Technical specifications for identification and examination of firearms classification
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GA/T 1683-2019
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Basic data | Standard ID | GA/T 1683-2019 (GA/T1683-2019) | | Description (Translated English) | Forensic sciences--Technical specifications for identification and examination of firearms classification | | Sector / Industry | Public Security (Police) Industry Standard (Recommended) | | Classification of Chinese Standard | A92 | | Classification of International Standard | 13.310 | | Word Count Estimation | 6,690 | | Date of Issue | 2019 | | Date of Implementation | 2019-12-01 | | Issuing agency(ies) | Ministry of Public Security | GA/T 1683-2019: Forensic sciences--Technical specifications for identification and examination of firearms classification
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Forensic sciences--Technical specifications for identification and examination of firearms classification
ICS 13.310
A92
Public Safety Industry Standards of the People's Republic of China
Forensic science
Technical specification for identification and inspection of firearms
Published on October 14,.2019
2019-12-01 Implementation
Issued by the Ministry of Public Security of the People's Republic of China
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
Please note that some content of this document may involve patents. The issuer of this document does not assume responsibility for identifying these patents.
This standard was proposed by the National Criminal Technology Standardization Technical Committee Trace Inspection Sub-Committee (SAC/TC179/SC9) and
Be in charge.
This standard was drafted by. Physical Evidence Appraisal Center of the Ministry of Public Security.
The main drafters of this standard. Bao Liyin, Li Yiyang, Wang Xiaolin, Ma Xinhe.
Forensic science
Technical specification for identification and inspection of firearms
1 Scope
This standard stipulates the operation procedures and inspection opinions for identifying and inspecting the types of firearms in the field of forensic science.
This standard applies to the identification and inspection of firearms in the field of forensic science.
2 Normative references
The following documents are essential for the application of this document. For dated references, only the dated version applies to this article
Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document.
GA/T 824-2009 Forensic Science Bulletin Inspection Laboratory Construction Specification
GA/T 927-2011 Technical specification for the reproduction of gun numbers
GA/T 955-2011 Forensic Science Gun Firearms Evidence Extraction, Packaging and Inspection Rules
3 Equipment
Vernier caliper (accuracy 0.02mm), steel ruler (accuracy 0.5mm), tape measure (accuracy 1mm), stereo microscope.
4 Operation steps
4.1 Acceptance and inspection of firearm inspection materials
Firearms inspection materials should be inspected, photographed and recorded by personnel familiar with the performance of the firearm. The inspection content should include whether there is a gun in the barrel
Whether the ammunition and firearms are complete, whether they are in an insured state, etc., and check whether the packaging of the firearms is consistent with the gun required by GA/T 955-2011
The packaging and the inspection rules are consistent.
4.2 Identification of the overall size of the gun
Measure the full gun length of the firearm, in millimeters, with integers reserved.
4.3 Identification of the barrel
4.3.1 Measure the caliber of the barrel, in millimeters, and retain 2 decimal places.
4.3.2 Observe the inside of the barrel to determine whether there is rifling, the number of rifles and the direction of rotation.
4.4 Automatic inference
According to the energy used by the firearm to complete the firing cycle, the automatic method of the firearm is determined.
4.5 Matching type identification
4.5.1 According to the caliber of the barrel, the shape of the barrel, etc., determine the type of gun that matches the firearm.
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