Welding Wisdom for Professionals and Beginners Alike.

Welding heat treatable aluminum alloys changes their mechanical properties in the heat affected zone. In T4 temper alloys, there is a notable loss of strength. However, post-weld aging can recover…

Kynar-painted aluminum has a protective PVDF coating. Effective welding methods include heat contact and hot gas welding with a suitable rod. Kynar 500 provides great durability and chemical resistance. It…

To weld a keel on an aluminum boat, start by checking the aluminum thickness. Use a keel guard that is 3-5 inches thick. Secure it with SS truss head screws…

To weld anodized aluminum tubing, first remove the anodized layer in the weld area by sanding or grinding. Next, apply the bump welding technique with amperage settings between 185 to…

To weld aluminum with Gas Tungsten Arc Welding (GTAW), set the machine to 1 amp for every thousandth of an inch of thickness. For instance, if the aluminum thickness is…

Nondestructive testing (NDT) for aluminum welding uses methods like eddy current and ultrasonic testing. These technologies find small defects that visual testing or magnetic particle testing (MPT) can overlook. NDT…

Laser cutting and welding of aluminum provide precise, clean welds with minimal heat input. These techniques improve speed and efficiency. Laser cutting effectively manages aluminum’s thermal conductivity and optical reflectivity….

Use TIG welding or MIG welding for aluminum trim. TIG provides precision, while MIG works well for thicker sheets due to higher heat input. You can weld anodized aluminum without…

Friction Stir Welding (FSW) effectively joins dissimilar aluminum alloys. Key parameters include tool rotational speed, welding speed, and tilt angle. Optimizing these settings improves tensile strength and hardness. Understanding weldability…