57mm Ch-51M

# BR-271M

Type
: APHECBC

## [Projectile](/md/rv/shells/57mm-ch-51m-br-271m.md#projectile)

Mass
: 2.8 kg

Velocity
: 1,020 m/s

Max penetration
: 155 mm

Projectile diameter
: 57 mm

Ricochet angle
: 71°

## [Damage](/md/rv/shells/57mm-ch-51m-br-271m.md#damage)

Max damage
: 369 HP

Humanoid damage
: 300 HP

Explosive mass
: 0.02 kg

Explosion radius

This is the radius of the explosion, and not the kill radius. Drop-off applies in-game
: 6.568 m

Kill radius

This is the maximum distance from the center of the explosion where humanoid death is guaranteed
: 0.434 m

## [Penetration](/md/rv/shells/57mm-ch-51m-br-271m.md#penetration)

| Distance/Angle | 0°     | 30°    | 60°   |
| -------------- | ------ | ------ | ----- |
| 0 m            | 155 mm | 128 mm | 63 mm |
| 100 m          | 151 mm | 126 mm | 62 mm |
| 500 m          | 135 mm | 112 mm | 55 mm |
| 1,000 m        | 118 mm | 98 mm  | 48 mm |
| 2,000 m        | 89 mm  | 74 mm  | 36 mm |

## [Vehicles with this shell](/md/rv/shells/57mm-ch-51m-br-271m.md#vehicles)

- [ASU-57](/md/rv/vehicles/asu-57.md)