Ballistic Performance Of Soft Armour
The internationally accepted standard for the performance of bullet resistant armour is the National Institute of Justice (NIJ)01.0104. This standard specifies four soft armour levels as shown below.
Download the Ballistic Standards Documents
 MIL STD 662
NIJ 0101.04
NIJ 0106.01
| LEVEL |
AMMUNITION |
BULLET MASS
(grains) |
VELOCITY
(m/s) |
SHOTS 90 DEGREES |
SHOTS 60 DEGREES |
MAX TRAUMA (mm) |
| HG1 |
.357 Mag Norma 19107 |
158 |
375 - 395 |
4 |
2 |
25 |
| 9mm DM11A1B2 |
124 |
350 - 370 |
4 |
2 |
25 |
| HG2 |
.357 Mag Norma 19107 |
158 |
440 - 460 |
4 |
2 |
25 |
| 9mm DM11A1B2 |
124 |
415 - 435 |
4 |
2 |
25 |
| .44 Mag R44MG2 |
240 |
430 - 460 |
4 |
2 |
25 |
| RF1 |
7.62X51mm L2A2 |
144 |
815 - 845 |
3 |
0 |
25 |
| SG1 |
12ga Winchester 1oz slug |
437 |
410 - 460 |
1 |
0 |
25 |
ANTI-STAB STANDARDS
|
|
Impact Energy Strike 1 |
Impact Energy Strike 2 |
| Level |
Police Standard
Test Weapon |
Joules |
ft/lbs |
Penetration
Max (mm) |
Joules |
ft/lbs |
Penetration
Max (mm) |
| Anti-Slash |
3 inch Bowie Knife (L113) |
25 |
18.4 |
5 |
Not Tested |
| 6 inch Bowie Knife (L104) |
5 |
| KR1+SP1 |
Engineered Blade (P1/B) |
24 |
17.7 |
7 |
36 |
26.5 |
20 |
| Engineered Spike (SP/B) |
Nil |
Nil |
| KR2+SP2 |
Engineered Blade (P1/B) |
33 |
24.3 |
7 |
50 |
36.8 |
20 |
| Engineered Spike (SP/B) |
Nil |
Nil |
| KR3+SP3 |
Engineered Blade (P1/B) |
43 |
31.7 |
7 |
65 |
47.9 |
20 |
| Engineered Spike (SP/B) |
Nil |
Nil | |
