View Full Version : Metallurgy? Possible to determine when a steel forging suffered a blow?

Blown & Injected
10-25-2004, 12:30 PM
If a 4340 forged steel crank was dropped, or hit hard enough to bend and cause cracks in the outside radius of the bend, is it possible to determine how and or when the part was damaged (+ or - about 4 weeks)?