7.62x54mm R BT gzh
A 7.62x54mm R BT gzh (GRAU Index - 7BT1) cartridge with a 9.2 gram armor-piercing tracer bullet with a pointed heat-strengthened steel core with a bimetallic jacket, in a bimetallic case; intended for target designation and fire adjustment in battle (Trace color: Green). This BT bullet (Bronebóynaya Trassíruyushchaya - "Armor-piercing Tracer") it's an improved version of the used in the 7.62x54mm R T-46M cartridge, since the lead core was replaced by one of heat-strengthened steel, providing automatic firearms with penetration capabilities against basic, intermediate and specialized ballistic body protections as well as providing a significant stopping power effect.
| Range | Velocity | Damage | Penetration Power | Drop | Time Of Flight |
|---|---|---|---|---|---|
| 100 m | 777.79 m/s | 73.67 | 51.95 | -0.0 cm | 0.13 s |
| 200 m | 695.2 m/s | 69.99 | 49.35 | -15.74 cm | 0.27 s |
| 300 m | 612.34 m/s | 66.3 | 46.75 | -51.35 cm | 0.42 s |
| 400 m | 520.94 m/s | 62.22 | 43.88 | -115.6 cm | 0.6 s |
| 500 m | 433.39 m/s | 58.32 | 41.13 | -215.33 cm | 0.81 s |
| 600 m | 374.61 m/s | 55.7 | 39.28 | -368.09 cm | 1.06 s |
| 700 m | 340.05 m/s | 54.16 | 38.19 | -589.49 cm | 1.34 s |
| 800 m | 316.19 m/s | 53.1 | 37.44 | -890.08 cm | 1.64 s |
| 900 m | 296.97 m/s | 52.24 | 36.84 | -1,298.05 cm | 1.97 s |
| 1000 m | 281.02 m/s | 51.53 | 36.34 | -1,819.53 cm | 2.31 s |