Detail of GA 141-2010

Introduction of GA 141-2010

Foreword Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. All technical contents of this standard are compulsory. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces GA 141-2001 General specification for police body armor from the implementation date hereof. GA 141-2001 General specification for police body armor shall be abolished from the implementation date hereof. The following main changes have been made in this standard with respect to GA 141-2001: ——The contents of Clause 3 are added, deleted or modified. ——The protection levels in Clause 4 are changed to description of types, masses, muzzle velocities, specifications and warhead structures of various bullets. The product code is specified. ——The structural diagram for ballistic resistance of body armor as well as the requirements for armor panel, ballistic panel of accessory of ballistic resistance of body armor, permanent identification of ballistic resistance of body armor, color of armor carrier and material performance of protective cover of ballistic pane are added. ——The requirements for protected area and ballistic resistance of ballistic resistance of body armor are modified. ——The environmental adaptability items are added. ——Clause 6 is modified accordingly in accordance with the requirements of Clause 5. ——The requirements of quality consistency inspection in 7.3 are added, and the requirements of batching and sampling are modified. ——Clause 8 “Quality assurance requirements” is added. ——The informative annexes A, C and D are added. ——The normative annex B is modified. This standard was proposed by the Equipment Finance Bureau of the Ministry of Public Security of the People's Republic of China. This standard is under the jurisdiction of National Technical Committee on Special Police Appliance of Standardization Administration of the Ministry of Public Security. The previous editions of this standard are as follows: ——GA 141-1996; ——GA 141-2001. Police ballistic resistance of body armor 1 Scope This standard specifies the terms and definitions, classification and designation, technical requirements, test methods, inspection rules, quality assurance requirements as well as packaging, transportation and storage of police ballistic resistance of body armor (hereinafter referred to as "ballistic resistance of body armor"). This standard is applicable to police ballistic resistance of body armor 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GJB 3196-1998 Test methods of cartridge FZ/T 01004-2008 Coated fabrics - Determination of resistance to penetration by water 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 police ballistic resistance of body armor clothing that can absorb and dissipate the warhead energy, prevent perforation, reduce blunt trauma and effectively protect the body protective parts, including armor carrier, trunk armor panel and accessory of ballistic resistance of body armor 3.2 armor panel general term for protective structures that effectively prevent warhead perforation and prevent or mitigate blunt trauma to human body, including ballistic panel, trauma plate and protective cover of ballistic panel 3.3 ballistic panel structure composed of ballistic-resistant materials that absorbs and dissipates energy and prevents warhead perforation 3.4 trauma plate structure placed behind the ballistic panel to reduce blunt trauma to human body caused by the impact of a stopped warhead 3.5 ballistic insert plate unit made of ballistic-resistant material to enhance the ballistic resistance of ballistic resistance of body armor in designated area 3.6 protective cover of ballistic panel structure used to protect the ballistic panel from light and moisture 3.7 accessory of ballistic resistance of body armor ballistic-resistant structure that protects parts other than the trunk of human body, such as neck guard, crotch guard, shoulder guard, leg guard 3.8 armor carrier carrier for placing armor panel 3.9 trunk protected area sum of the extended area of the trunk ballistic panel 3.10 strike face armor panel surface firstly exposed to the warhead impact 3.11 wear face armor panel surface attached to the body 3.12 backing material material used to simulate the trunk 3.13 backing material fixture mold composed of a frame made of backing material and rigid material, of which the back plate of frame is a detachable wooden insert plate 3.14 angle of incidence included angle between the warhead flight direction and the normal of the shot tangent plane, see Figure 1

Contents of GA 141-2010

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Classification and designation 5 Technical requirements 6 Test methods 7 Inspection rules 8 Quality assurance requirements 9 Packaging, transportation and storage Annex A (Informative) Other special types of bullets requiring special attention Annex B (Normative) Test method for ballistic resistance of ballistic resistance of body armor Annex C (Informative) Safety performance evaluation method of ballistic resistance of body armor Annex D (Informative) Ballistic limit V50 test method