A e fa'atauofutau tino muamua, E mautinoa lava e te le alu ese mai lau auala e faitau ai le igoa o le ofutau o le tino, ma e te le fesiligia le tulaga faaletulafono o le ofutau o le tino，Ae aua e te popole, o faleoloa masani masani o loʻo i ai se tusi faamaonia o asiasiga ma faʻamatalaga masani, pe afai e te faʻatau le ofutau tino i le maketi tumaoti e tatau ona e suʻesuʻeina mea nei.
O le a le NIJ Standard?
O lenei lomiga a le National Institute of Justice (NIJ), Ballistic Resistance of Body Armor, NIJ Standard 0101.07, o loʻo faʻamaoti mai ai manaʻoga maualalo faʻatinoga ma metotia suʻega mo le tetee a le polosuti teteefa'aaoga e le US tulafono fa'amalosia lea e fa'amoemoe e puipuia le tino mai fana ma fana fana.O se toe iloiloga o le National Institute of Justice (NIJ) Standard 0101.06, Ballistic Resistance of Body Armor, lomia i le 2008.
Ituaiga IIA (9 mm; .40 S&W)
O le ofutau IIA e fou ma e le'i ofuina e tatau ona fa'ata'ita'iina i le 9 mm Full Metal JacketedO pulufana Round Nose (FMJ RN) ma se mamafa faʻapitoa o le 8.0 g (124 gr) ma le saoasaoa o le 373 m / s± 9.1 m/s (1225 ft/s ± 30 ft/s) ma le .40 S&W Full Metal Jacketed (FMJ) pulufana ma semamafa fa'apitoa o le 11.7 g (180 gr) ma le saoasaoa o le 352 m/s ± 9.1 m/s (1155 ft/s ± 30 ft/s).
Type IIA ofutau ua uma ona faʻamaonia e tatau ona faʻataʻitaʻiina i pulufana 9 mm FMJ RN mase mamafa fa'apitoa o le 8.0 g (124 gr) ma le saosaoa o le 355 m/s ± 9.1 m/s (1165 ft/s ± 30 ft/s) mafa'atasi ai ma pulu .40 S&W FMJ fa'atasi ai ma le mamafa fa'apitoa o le 11.7 g (180 gr) ma le saoasaoa o le 325 m/s ±9.1 m/s (1065 ft/s ± 30 ft/s).
Ituaiga II (9 mm; .357 Magnum)
O le ofutau Type II e fou ma e le'i ofuina e tatau ona fa'ata'ita'iina i pulufana 9 mm FMJ RN ma se mamafa fa'apitoa o le 8.0 g (124 gr) ma le saoasaoa o le 398 m/s ± 9.1 m/s (1305 ft/s ± 30 ft/ s) ma faʻatasi ai ma pulu .357 Magnum Jacketed Soft Point (JSP) faʻatasi ai ma le mamafa faʻapitoa o le 10.2 g (158 gr) ma le saoasaoa o le 436 m / s ± 9.1 m / s (1430 ft / s ± 30 ft / s).
Type II ofutau ua uma ona faʻamaonia e tatau ona faʻataʻitaʻiina i pulufana 9 mm FMJ RN ma se mamafa faʻapitoa o le 8.0 g (124 gr) ma le saoasaoa o le 379 m/s ±9.1 m/s (1245 ft/s ± 30 ft/s). ) ma faʻatasi ma.357 Magnum JSP pulufana faʻatasi ai ma le mamafa faʻapitoa o le 10.2 g (158 gr) ma le saoasaoa o le 408 m / s ± 9.1 m / s (1340 ft / s ± 30 ft / s).
Ituaiga IIIA (.357 SIG; .44 Magnum)
Type IIIA ofutau e fou ma e le'i ofuina e tatau ona tofotofoina i .357 SIG FMJ Flat Nose (FN) pulufana ma se mamafa faʻapitoa o le 8.1 g (125 gr) ma le saoasaoa o le 448 m/s ± 9.1 m/s (1470 ft/s). s ± 30 ft/s) ma le .44 Magnum Semi Jacketed Hollow Point (SJHP) pulufana faʻatasi ma se mamafa faʻapitoa o le 15.6 g (240 gr) ma le saoasaoa o le 436 m/s ± 9.1 m/s (1430 ft/s ± 30 ft/s).
Ituaiga IIIA ofutau ua uma ona faʻataʻitaʻiina e tatau ona faʻataʻitaʻiina i pulufana .357 SIG FMJ FN ma se mamafa faʻapitoa o le 8.1 g (125 gr) ma le saoasaoa o le 430 m/s ± 9.1 m/s (1410 ft/s ± 30 ft/ s)ma faʻatasi ai ma pulu .44 Magnum SJHP faʻatasi ai ma le mamafa faʻapitoa o le 15.6 g (240 gr) ma le saoasaoa o le 408 m/s ± 9.1 m/s (1340 ft/s ± 30 ft/s).
Ituaiga III (Afana)
Type III o le ofutau malosi poʻo mea faʻapipiʻi ipu e tatau ona faʻataʻitaʻiina i se tulaga faʻapipiʻi ma le 7.62 mm FMJ, pulu uʻamea uʻamea (US Military designation M80) ma le mamafa faʻapitoa o le 9.6 g (147 gr) ma le saoasaoa o le 847 m/s ± 9.1 m. / s (2780 ft / s ± 30 ft / s) .Type III le ofutau fetuutuunai e tatau ona tofotofoina i le "pei fou" setete ma le tulaga conditioned ma 7.62 mm FMJ, uʻamea peleue pulu (US Military igoa M80) faʻatasi ai ma se faʻamaonia. mamafa o le 9.6 g (147 gr) ma le saoasaoa o le 847 m/s ± 9.1 m/s (2780 ft/s ± 30 ft/s).
Mo se ofutau malosi Type III poʻo se mea faʻapipiʻi ipu o le a faʻataʻitaʻiina o se mamanu faʻatasi, o le ofutau fetuutuunai e tatau ona faʻataʻitaʻiina e tusa ai ma lenei tulaga ma maua ai le tausisia o se ofutau tutoʻatasi i lona tulaga faʻamataʻu.O le tuufaatasiga o le ofutau fetuutuunai ma le ofutau malo / ipu e tatau ona tofotofoina e avea o se faiga ma maua ai le puipuiga i le faiga' tulaga fa'amata'u ma'oti.O ofutau malo faʻamaonia e le NIJ ma mea faʻapipiʻi ipu e tatau ona faʻamaonia manino e tuʻuina atu le puipuiga faʻapolopolo pe a ofuina faʻatasi ma le faʻaogaina o le ofutau fetuutuunai faʻamaonia e le NIJ lea na tofotofoina ai.
Ituaiga IV (Autau Tu'i Fanau)
E tatau ona fa'ata'ita'i le ituaiga IV o le ofutau malosi po'o le fa'aofiina o ipu i totonu o se tulaga fa'apipi'i ma pulu .30 caliber armor piercing (AP) (US Military designation M2 AP) fa'atasi ai ma se mamafa fa'apitoa o le 10.8 g (166 gr) ma le saoasaoa o le 878 m/s. ± 9.1 m / s (2880 ft / s ± 30 ft / s) .Type IV le ofutau fetuutuunai e tatau ona tofotofoina i le lua "pei fou" setete ma le tulaga conditioned ma .30 caliber AP pulufana (US Military igoa M2 AP) ma se mamafa fa'apitoa o le 10.8 g (166 gr) ma le saoasaoa o le 878 m/s ± 9.1 m/s (2880 ft/s ± 30 ft/s).
Mo se ofutau malosi Type IV poʻo se mea faʻapipiʻi ipu o le a faʻataʻitaʻiina o se mamanu faʻatasi, o le ofutau fetuutuunai e tatau ona faʻataʻitaʻiina e tusa ai ma lenei tulaga ma maua ai le tausisia o se ofutau tutoʻatasi i lona tulaga faʻamataʻu.O le tu'ufa'atasiga o le ofutau fetu'utu'una'i ma le ofutau malo/papa e tatau ona fa'ata'ita'iina o se faiga ma maua ai le puipuiga i le tulaga fa'amata'u ma'oti a le faiga.O ofutau malo faʻamaonia e le NIJ ma mea faʻapipiʻi ipu e tatau ona faʻamaonia manino e tuʻuina atu le puipuiga o le polo pe a ofuina faʻatasi ma le NIJ faʻamaonia.ofutau fetuutuunaifaiga na tofotofoina ai i latou.
Taimi meli: Mati-09-2024