Will a .45 ACP Penetrate Red Brick?

No — stops inside red brick (reaches 46 mm of a 90 mm barrier)
Penetration depth
46 mm (1.8″)
Impact velocity
260 m/s (853 fps)
Muzzle energy
504 J (371 ft-lb)
Bullet behaviour
Intact

Fired at the muzzle, a representative .45 ACP load (14.9 g, FMJ, 260 m/s) reaches roughly 46 mm (1.8 inches) into red brick. It loses its energy before defeating a typical barrier of this material.

About Red Brick

A single wythe of red brick (~90 mm) is typical of older exterior walls.

.45 ACP against other materials

MaterialDepth (mm)Depth (in)
Concrete24 mm1.0″
Tempered Glass10 mm0.4″
Steel A361 mm0.0″
Steel AR5001 mm0.0″
Aluminum 60616 mm0.2″
Run your own numbers in the calculator →

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