In Batman #655, Bruce is shown to be bench pressing over 1000 pounds during one of his regular workouts. In Batman Odyssey #2, Bruce mentions that his maximum leg press is 2500 pounds.

How strong is Batman punch?

This post comes from the official Batman v Superman Facebook account, which claims that a single Batman punch has 1420 lbs of force behind it. That makes it the equivalent of getting smashed by a battering ram, which means that if Batman were standing in front of a big wooden door, he could knock it own all by himself.

How much can Captain America bench press?

People often use this scan from Captain America #402 to say that Captain America benches 1100 lbs for exercise. People often compare it to Batman's bench press of ~ 1045 pounds to argue that Cap isn't much stronger than other comic book humans.