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GA/T 1948-2021 English PDF

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US$169.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GA/T 1948-2021: Forensic sciences - Technical specifications for identification of bullet traces on glasses
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GA/T 1948-2021	169	Add to Cart	3 days	Forensic sciences - Technical specifications for identification of bullet traces on glasses	Valid

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Basic data

Standard ID: GA/T 1948-2021 (GA/T1948-2021)
Description (Translated English): Forensic sciences - Technical specifications for identification of bullet traces on glasses
Sector / Industry: Public Security (Police) Industry Standard (Recommended)
Classification of Chinese Standard: A92
Classification of International Standard: 13.310
Word Count Estimation: 7,715
Date of Issue: 2021-10-14
Date of Implementation: 2022-05-01
Issuing agency(ies): Ministry of Public Security

GA/T 1948-2021: Forensic sciences - Technical specifications for identification of bullet traces on glasses

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 13.310 CCSA92 People's Republic of China Public Security Industry Standards forensic science Technical specification for inspection of bullet marks on glass bullet trace son glasses 2022-05-01 Implementation Released by the Ministry of Public Security of the People's Republic of China

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 for Standardization Documents" drafting. Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents. This document was proposed by the National Criminal Technology Standardization Technical Committee Trace Inspection Sub-Technical Committee (SAC/TC179/SC9) and submitted Focus on. This document is drafted by. China Criminal Police Academy. The main drafters of this document. Yu Aoyang, Wang Lu, Shen Yuntao, Lu Xiaosen, Yang Jun, Pei Zhiguang. forensic science Technical specification for inspection of bullet marks on glass

1 Scope

This document specifies the content and method of inspection of bullet marks on flat glass. This document is applicable to gun-related cases, accidents and incidents where regular flat glass and buoyant firearms with rifled barrels are Inspection of bullet marks formed by French glass.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 29349 On-site photography and video requirements GA/T 903-2010 Extraction and packaging methods of trace material evidence glass GA/T 955-2011 Rules for Extraction, Packaging and Inspection of Forensic Firearms Evidence

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 gunshot bullet hole In the process of gun shooting, the hole-shaped trace formed when the projectile invades and penetrates the object. 3.2 crack fissure Under the impact of projectiles, the fracture distribution of glass is formed because the stress peak value is greater than the glass strength limit. 3.3 radiating fissure Cracks distributed radially around the point of action. 3.4 tangential fissure A ring-shaped or arc-shaped crack with a certain length as the radius centered on the point of action. 3.5 end fissure When the radiation crack expands, it terminates at the front of the crack inside the glass due to energy attenuation. 3.6 glass powder circle glasspowdercircle The ring-shaped area made of glass fragments located on the inner edge of the bullet hole in the glass. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GA/T 1948-2021_English be delivered?

Answer: Upon your order, we will start to translate GA/T 1948-2021_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GA/T 1948-2021_English with my colleagues?

Answer: Yes. The purchased PDF of GA/T 1948-2021_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.