Paunotengapremier body armor, Iwe hausi kuzobva panzira yako kuti uverenge zita rezvombo zvemuviri, uye hauzopokana kuve pamutemo kwezvombo zvemuviri，Asi usazvinetse, zvitoro zvenguva dzose zvine chimwe chitupa chekuongorora uye chiziviso chakajairwa, kana iwe unotenga nhumbi dzokurwa nadzo mumusika wakasarudzika unofanirwa kudzidza zvinotevera zvirimo.
Chii chinonzi NIJ Standard?
Ichi chinyorwa cheNational Institute of Justice (NIJ), Ballistic Resistance of Body Armor, NIJ Standard 0101.07, inotsanangura zvidiki zvekuita zvinodiwa uye nzira dzekuyedza dzekudzivirira kwe ballistic.anti riot suitinoshandiswa nevemutemo weUS inoitirwa kuchengetedza torso kubva kupfuti nepfuti.Idzokororo yeNational Institute of Justice (NIJ) Standard 0101.06, Ballistic Resistance yeBody Armor, yakaburitswa muna 2008.
Type IIA (9 mm; .40 S&W)
Type IIA nhumbi dzekurwa dziri nyowani uye dzisina kupfeka dzichaedzwa ne9 mm Yakazara Metal JacketedRound Nose (FMJ RN) mabara ane huremu hwakatsanangurwa hwe8.0 g (124 gr) uye kumhanya kwe373 m/s.± 9.1 m/s (1225 ft/s ± 30 ft/s) uye ne.40 S&W Full Metal Jacketed (FMJ) mabara anehuremu hwakatarwa hwe11.7 g (180 gr) uye kumhanya kwe352 m/s ± 9.1 m/s (1155 ft/s ± 30 ft/s).
Type IIA nhumbi dzokurwa nadzo dzakagadziriswa dzichayedzwa ne9 mm FMJ RN mabara anehuremu hwakatarwa hwe8.0 g (124 gr) uye kumhanya kwe355 m/s ± 9.1 m/s (1165 ft/s ± 30 ft/s) uyene .40 S&W FMJ mabara ane huremu hwakatsanangurwa hwe11.7 g (180 gr) uye kumhanya kwe325 m/s ±9.1 m/s (1065 ft/s ± 30 ft/s).
Type II (9 mm; .357 Magnum)
Type II nhumbi dzokurwa dzisati dzapfekwa dzichayedzwa ne9 mm FMJ RN mabara ane huremu hwakatsanangurwa hwe8.0 g (124 gr) uye velocity ye398 m/s ± 9.1 m/s (1305 ft/s ± 30 ft/ s) uye ne .357 Magnum Jacketed Soft Point (JSP) mabara ane huremu hwakatarwa hwe10.2 g (158 gr) uye kumhanya kwe436 m/s ± 9.1 m/s (1430 ft/s ± 30 ft/s).
Type II nhumbi dzokurwa nadzo dzakaiswa conditioned dzichayedzwa ne9 mm FMJ RN mabara ane huremu hwakatsanangurwa hwe8.0 g (124 gr) uye velocity ye379 m/s ±9.1 m/s (1245 ft/s ± 30 ft/s. ) uye ne.357 Magnum JSP mabara ane huremu hwakatarwa hwe10.2 g (158 gr) uye kumhanya kwe408 m/s ±9.1 m/s (1340 ft/s ± 30 ft/s).
Rudzi IIIA (.357 SIG; .44 Magnum)
Type IIIA nhumbi dzokurwa nadzo itsva uye dzisina kupfekwa dzichaedzwa ne .357 SIG FMJ Flat Nose (FN) mabara ane huremu hwakatsanangurwa hwe8.1 g (125 gr) uye velocity ye448 m/s ± 9.1 m/s (1470 ft/ s ± 30 ft/s) uye ne .44 Magnum Semi Jacketed Hollow Point (SJHP) mabara ane huremu hwakatsanangurwa hwe15.6 g (240 gr) uye kumhanya kwe436 m/s ± 9.1 m/s (1430 ft/s ± 30 ft/s).
Type IIIA nhumbi dzokurwa nadzo dzakaiswa conditioned dzichaedzwa ne .357 SIG FMJ FN mabara ane huremu hwakatsanangurwa hwe 8.1 g (125 gr) uye velocity ye 430 m/s ± 9.1 m/s (1410 ft/s ± 30 ft/ s)uye ne .44 Magnum SJHP mabara ane huremu hwakatarwa hwe15.6 g (240 gr) uye kumhanya kwe408 m/s ± 9.1 m/s (1340 ft/s ± 30 ft/s).
Type III (Pfuti)
Rudzi rwechitatu nhumbi dzokurwa nadzo dzakaomarara kana kuiswa kwendiro dzichayedzwa munzvimbo ine 7.62 mm FMJ, mabara ane simbi ane jaketi (US Mauto zita M80) ane huremu hwakatsanangurwa hwe9.6 g (147 gr) uye velocity ye847 m/s ± 9.1 m. /s (2780 ft/s ± 30 ft/s). Type III nhumbi dzokurwa nadzo dzichayedzwa munyika “sezvitsva” uye mamiriro akaiswa 7.62 mm FMJ, mabara ane bhachi resimbi (US Military Denication M80) aine yakataurwa. huremu hwe9.6 g (147 gr) uye kumhanya kwe847 m/s ± 9.1 m/s (2780 ft/s ± 30 ft/s).
Kune Type III yakaoma nhumbi dzokurwa kana simbi inoiswa iyo inoedzwa seyakasanganiswa dhizaini, iyo inochinjika nhumbi yekuzvidzivirira inozoedzwa zvinoenderana nechiyero ichi uye inowanikwa ichienderana seyokumira-yega padanho rayo rekutyisidzira.Iko kusanganiswa kwezvombo zvinochinjika uye nhumbi dzakaomarara / ndiro inozoyedzwa sesystem uye kuwanikwa ichipa dziviriro paiyo system 'yakatarwa nhanho yekutyisidzira.NIJ-yakatenderwa nhumbi dzakaomarara dzezvombo uye kuiswa kwendiro kunofanirwa kunyorwa zvakajeka sekupa kuchengetedzwa kweballistic chete kana yakapfekwa pamwe chete neNIJ-inotenderwa inochinjika yezvombo system yavakaedzwa nayo.
Type IV (Armor Kuboora Pfuti)
Type IV nhumbi dzokurwa nadzo dzakaoma kana kuti dzinoiswa ndiro dzichayedzwa munzvimbo ine .30 caliber armor piercing (AP) mabara (US Military nameation M2 AP) ine huremu hwakatsanangurwa hwe10.8 g (166 gr) uye velocity ye878 m/s. ± 9.1 m/s (2880 ft/s ± 30 ft/s). Mhando yeIV yezvombo inochinjika ichaedzwa “sezvitsva” mamiriro uye mamiriro ane .30 caliber AP mabara (US Military zita M2 AP) ne huremu hwakatarwa hwe10.8 g (166 gr) uye kumhanya kwe878 m/s ± 9.1 m/s (2880 ft/s ± 30 ft/s).
Kune Type IV hard armor kana plate yekuisa iyo inozoyedzwa seyakabatana dhizaini, iyo inochinjika nhumbi yezvombo inoyedzwa zvinoenderana neichi chiyero uye ichionekwa ichienderana seyakamira-yega nhumbi dzekuzvidzivirira padanho rayo rekutyisidzira.Iko kusanganiswa kwezvombo zvinochinjika uye nhumbi dzakaomarara / ndiro inozoyedzwa sesystem uye kuwanikwa ichipa dziviriro padanho rakatsanangurwa rekutyisidzira.NIJ-yakatenderwa nhumbi dzakaomesesa dzezvombo uye kuiswa kweplate kunofanirwa kunyorwa zvakajeka sekupa ballistic dziviriro chete kana yakapfekwa pamwe chete neNIJ-yakatenderwa.nhumbi dzokurwa nadzosystem yavakaedzwa nayo.
Nguva yekutumira: Kurume-09-2024