Will a 12ga Slug Penetrate Pine Wood?

Yes — defeats a 38 mm pine wood barrier
Penetration depth
172 mm (6.8″)
Impact velocity
500 m/s (1640 fps)
Muzzle energy
3538 J (2609 ft-lb)
Bullet behaviour
Intact

Fired at the muzzle, a representative 12ga Slug load (28.3 g, SLUG, 500 m/s) reaches roughly 172 mm (6.8 inches) into pine wood. That is enough to defeat a typical barrier of this material — treat anything behind it as exposed.

About Pine Wood

Construction pine — a 2x4 stud is ~38 mm thick.

12ga Slug against other materials

MaterialDepth (mm)Depth (in)
Red Brick81 mm3.2″
Concrete19 mm0.8″
Tempered Glass8 mm0.3″
Steel A364 mm0.1″
Steel AR5001 mm0.0″
Run your own numbers in the calculator →

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