Seatbelt Pressure Question?

Question

How much force can a seatbelt take when in a car accident? or how much can the seatbelt hold in general?

any unit of measurement would be very helpful

Answer 1

Try this site, hope that it helps.

http://www.nhtsa.dot.gov/

Answer 2

The belt fabric is so strong that the structure it is bolted to, ('B' pillar), actually bends forward in a severe collision. Probably strong enough to lift an elephant.