Mgbe ịzụrụPremiya ahu agha, Ị ga-agaghị na-aga gị ụzọ na-agụ labelụ nke ozu agha, na ị gaghị ajụ legality nke ozu agha, Ma echegbula, izugbe mgbe ịzụ ahịa malls nwere ụfọdụ nnyocha akwụkwọ na ọkọlọtọ njirimara, ma ọ bụrụ na. Ị zụrụ ozu agha na nzuzo ahịa ga-amụ ndị na-esonụ ọdịnaya.
Kedu ihe bụ NIJ Standard?
Mbipụta nke National Institute of Justice (NIJ), Ballistic Resistance of Body Armor, NIJ Standard 0101.07, na-akọwapụta ihe achọrọ arụmọrụ kacha nta na ụzọ nnwale maka nguzogide ballistic nkeuwe mgbochi ọgba agharaNdị mmanye iwu US na-eji bụ nke e bu n'obi ichekwa oke ahụ megide egbe aka na mgbo egbe.Ọ bụ ngbanwe nke National Institute of Justice (NIJ) Standard 0101.06, Nguzogide Ballistic nke ahụ Armor, nke e bipụtara na 2008.
Ụdị IIIA (9 mm; .40 S&W)
Ụdị ihe agha IIIA dị ọhụrụ na nke a na-eyighị ka a ga-eji Jaketị ọla 9mm zuru ezu nwaleeMgbọ gburugburu imi (FMJ RN) nwere oke ruru 8.0 g (124 gr) yana ọsọ nke 373 m/s± 9.1 m/s (1225 ft/s ± 30 ft/s) yana mgbọ .40 S&W zuru Metal Jacketed (FMJ) nwere mgbọkpọmkwem oke nke 11.7 g (180 gr) na ọsọ nke 352 m / s ± 9.1 m / s (1155 ft / s ± 30 ft / s).
A ga-eji mgbọ FMJ RN 9mm nwale ụdị ihe agha IIIA nke edoziworootu oke nke 8.0 g (124 gr) na ọsọ nke 355 m / s ± 9.1 m / s (1165 ft / s ± 30 ft / s) nanwere mgbọ .40 S&W FMJ nwere oke a kapịrị ọnụ nke 11.7 g (180 gr) yana ọsọ nke 325 m/s ±9.1 m/s (1065 ft/s ± 30 ft/s).
Ụdị II (9 mm; .357 Magnum)
A ga-eji mgbọ 9 mm FMJ RN nwale ụdị agha II nke dị ọhụrụ na nke a na-eyighị ya na oke 8.0 g (124 gr) na ọsọ nke 398 m/s ± 9.1 m/s (1305 ft/s ± 30 ft/ s) na na .357 Magnum Jacketed Soft Point (JSP) mgbọ nwere oke 10.2 g (158 gr) na ọsọ nke 436 m / s ± 9.1 m / s (1430 ft / s ± 30 ft / s).
A ga-eji mgbọ 9 mm FMJ RN nwale ụdị agha II nke agbadoro na oke 8.0 g (124 gr) na ọsọ nke 379 m/s ± 9.1 m/s (1245 ft/s ± 30 ft/s) ) na na .357 Magnum JSP mgbọ nwere ọnụ ọgụgụ a kapịrị ọnụ nke 10.2 g (158 gr) na ọsọ nke 408 m / s ± 9.1 m / s (1340 ft / s ± 30 ft / s).
Ụdị IIIA (.357 SIG; .44 Magnum)
Ụdị ihe agha IIIA nke dị ọhụrụ na nke a na-eyighị ka a ga-anwale ya na mgbọ .357 SIG FMJ Flat Nose (FN) nke nwere oke 8.1 g (125 gr) na ọsọ nke 448 m/s ± 9.1 m / s (1470 ft/ s ± 30 ft/s) yana na .44 Magnum Semi Jacketed Hollow Point (SJHP) mgbọ nwere oke 15.6 g (240 gr) na ọsọ nke 436 m/s ± 9.1 m/s (1430 ft/s ± 30 ft/s).
Ụdị ihe agha IIIA nke edoziworo ka a ga-anwale ya na mgbọ .357 SIG FMJ FN nwere oke 8.1 g (125 gr) na ọsọ nke 430 m/s ± 9.1 m/s (1410 ft/s ± 30 ft/ s)na .44 Magnum SJHP mgbọ nwere oke a kapịrị ọnụ nke 15.6 g (240 gr) na ọsọ nke 408 m / s ± 9.1 m / s (1340 ft / s ± 30 ft / s).
Ụdị III (Egbe)
A ga-anwale ụdị ihe agha siri ike nke III ma ọ bụ ntinye efere na steeti nwere ọnọdụ nwere 7.62 mm FMJ, mgbọ ndị agha nwere jaketị (US Military designation M80) nwere oke 9.6 g (147 gr) na ọsọ nke 847 m/s ± 9.1 m. / s (2780 ft / s ± 30 ft / s) .A ga-anwale ụdị nke III ngwa agha na-agbanwe agbanwe na ma "dị ka ọhụrụ" steeti na ọnọdụ nwere ọnọdụ na 7.62 mm FMJ, steel jacketed mgbọ (US Military designation M80) na kpọmkwem oke nke 9.6 g (147 gr) na ọsọ nke 847 m / s ± 9.1 m / s (2780 ft / s ± 30 ft / s).
Maka ngwa agha siri ike nke ụdị III ma ọ bụ ntinye efere nke a ga-anwale dị ka ihe ejikọtara ọnụ, a ga-anwale ngwa agha na-agbanwe agbanwe dịka ọkọlọtọ a si dị wee hụ na ọ dabara dị ka ihe agha guzoro naanị n'ọkwa iyi egwu ya akọwapụtara.Nchikota nke ngwa agha na-agbanwe agbanwe na ngwa agha/efere siri ike ka a ga-anwale ka usoro wee chọpụta na ọ na-enye nchebe na ọkwa egwu nke akọwapụtara nke ọma.Ngwa agha siri ike na ntinye efere nke NIJ kwadoro nke ọma ga-enwerịrị akara nke ọma ka ọ na-enye nchebe ballistic naanị mgbe ejiri ya na NIJ kwadoro usoro agha na-agbanwe agbanwe nke ejiri nwalee ha.
Ụdị IV (Amam na-atụpu égbè)
A ga-anwale ụdị ihe agha siri ike nke IV ma ọ bụ ihe ntinye efere na steeti nwere ọnọdụ nwere mgbọ .30 caliber armor piercing (AP) (US Military designation M2 AP) nke nwere oke 10.8 g (166 gr) na ọsọ nke 878 m/s ± 9.1 m / s (2880 ft / s ± 30 ft / s) .A ga-anwale ụdị agha agha na-agbanwe agbanwe na ma "dị ka ọhụrụ" steeti na ọnọdụ ọnọdụ nwere .30 caliber AP bullet (US Military designation M2 AP) na oke nke 10.8 g (166 gr) na ọsọ nke 878 m / s ± 9.1 m / s (2880 ft / s ± 30 ft / s).
Maka ngwa agha siri ike Ụdị IV ma ọ bụ ntinye efere nke a ga-anwale ka ọ bụrụ ihe ejikọtara ọnụ, a ga-anwale ngwa agha na-agbanwe agbanwe dịka ọkọlọtọ a si dị ma hụ na ọ kwadoro dị ka ihe agha guzoro naanị n'ogo egwu egwu ya akọwapụtara.Nchikota nke ngwa agha na-agbanwe agbanwe na ngwa agha/efere siri ike ka a ga-anwale ka usoro wee chọpụta na ọ na-enye nchebe na ọkwa egwu nke sistemu akọwapụtara.A ga-akpọrịrị ngwa agha siri ike na ntinye efere nke NIJ kwadoro nke ọma ka ọ na-enye nchebe ballistic naanị mgbe ejiri ya na NIJ kwadoro.ihe agha na-agbanwe agbanweusoro nke eji nwale ha.
Oge nzipu: Mar-09-2024