We have already introduced American NIJ standard, EN 1063 standard, and other standards. Today let’s talk about American bulletproof standard UL 752, which is one of the most common for light weapons. The details are shown as below:
Protection Level | Weapon | ammunition | Bullet type | Bullet Weigh(gr.) | Shooting Distance | velocity(m/s) | Shooting Times |
1 | 9mm pistol | 9mm x 19mm | FMJ LC | 124 | 4.6mm | 358-395 | 3 |
2 | .357mgnum | .357 or .38 | JLSP | 158 | 4.6mm | 381-419 | 3 |
3 | .44mgnum | .44 | LSW GC | 240 | 4.6mm | 411-453 | 3 |
4 | .30-06 rifle | .30-06 | LSP | 180 | 4.6mm | 774-852 | 1 |
5 | 7.62mm or .308 rifle | 7.62mm x 51 | LC/FMJ MiL | 150 | 4.6mm | 838-922 | 1 |
6 | UZL Submachine gun | 9mm x 19 | FMJ/LC | 124 | 4.6mm | 427-469 | 5 |
7 | 5.56mm rifle | 5.56mm x 45 | FMJ/LC | 55 | 4.6mm | 939-1033 | 5 |
8 | 7.62mmM14 | 7.62mm x 51 | LC/FMJ MiL | 150 | 4.6mm | 838-922 | 5 |
Shotgun | 12 gauge shotguns | Slug | Lead | 437 | 4.6mm | 483-532 | 3 |
Shotgun | 12 gauge shotguns | 00 buckshot | Lead | 650 | 4.6mm | 366-402 | 3 |
Note: FMJ- full metal jacket,LC- Lead core,SWC GC- semi wadcutter gas checked,JLSP- jacked lead soft point,LSP- Lead soft point.
Testing of 1-5 should be carried respectively at -32, 13, 23, 36, 49.4 ℃, 6-8 at 23 ℃.