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Specification for unlock toolmarks examination on the pin tumbler locks in forensic
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Basic data
| Standard ID | GA/T 956-2011 (GA/T956-2011) |
| Description (Translated English) | Specification for unlock toolmarks examination on the pin tumbler locks in forensic |
| Sector / Industry | Public Security (Police) Industry Standard (Recommended) |
| Classification of Chinese Standard | A92 |
| Classification of International Standard | 13.310 |
| Word Count Estimation | 7,754 |
| Date of Issue | 2011-11-01 |
| Date of Implementation | 2011-12-01 |
| Quoted Standard | GA/T 928-2011; GA/T 954-2011; QB/T 3835-1999 |
| Regulation (derived from) | Industry Standard Record Announcement No. 4 of 2012 (No. 148) |
| Issuing agency(ies) | Ministry of Public Security |
| Summary | This standard stipulates the object, test content, and test opinions of the opening marks of several tools in the field of forensic science. This standard applies to marbles lock open traces inspection. |
GA/T 956-2011: Specification for unlock toolmarks examination on the pin tumbler locks in forensic
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Specification for unlock toolmarks examination on the pin tumbler locks in forensic
ICS 13.310
A92
People's Republic of China Public Security Industry Standards
Forensic Science tumbler lock open traces
Test Specification
Issued on. 2011-11-01
2011-12-01 implementation
People's Republic of China Ministry of Public Security
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents.
This standard by the National Standardization Technical Committee of criminal trace detection technology at the Technical Committee (SAC/TC179/SC9) proposed and
Centralized.
This standard was drafted. Ministry of Public Security Evidence Identification Center.
The main drafters of this standard. Bai Yanping, Wang straight, classes Mansfield, Liu Weiping, Liu Jin, Choi-kai.
Forensic Science tumbler lock open traces
Test Specification
1 Scope
This standard specifies the forensic science field tumbler lock open several tools Suitable trace detection, the test content, test comments
Statements.
This standard applies to open trace detection tumbler lock.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
Inspection standard GA/T 928-2011 linear traces of forensic science
GA/T 954-2011 forensic tool dent marks in the test specification
QB/T 3835-1999 locks Terminology
3 Terms and Definitions
QB/T 3835-1999 and defined the following terms and definitions apply to this document.
3.1
Tumbler lock pintumblerlock
Using a plurality of different heights cylindrical parts, or release from selling live action motion cylinder lock in the key role.
3.2
Cylinder plug
Generally have key slots, can be passed directly to give key action parts.
3.3
Spoon keyhole slot
Holes in the cylinder inner longitudinal processing for the key is inserted.
3.4
Tooth bit
Arranged into a set of keys in the high and low tooth.
3.5
Key key
Generally have key slots and tooth flower, for open and close the lock parts.
3.5.1
Original key originalkey
Lock when fitted at the factory keys.
...