High-temper aluminum can crack during bending, so press brake operators might need to anneal it. Aluminum doesn’t change color when heated. If a metal fabrication shop doesn’t have a temperature gun, watch the soot.
Aluminum Etc.: Why hot cracking in aluminum welds is common
How to weld aluminum with a propane torch and low heat aluminum welding rods fix your radiator.
Bending aluminum 101: How to bend 6061-T6 aluminum
Steve Benson: ASMA LLC - Page 2
vol.10 PROBLEMS OF BENDING 3 (COUNTERMEASURE FOR CRACK / FRACTURE), TECHNICAL GUIDE
Changzhou Hot Products Group
Aluminum Welding Procedure: Best Practices to Prevent Defects - Aquasol Welding
Hot Cracking - an overview
Investigation on the Crack and Thinning Behavior of Aluminum Alloy 5052 Sheet in Stretch Flanging Process
Articles - Page 26
3 Ways to Correct Distortion after Welding
Sheet Metal Hemming Explained and Its Types - WayKen
How to Find and Fix Cracks - Engine Builder Magazine
Grain direction's effect on sheet metal bending
How to heat aluminum to avoid cracking after bending