How To Weld Titanium Tubing. Contamination by natural body oils oils from the forming and drawing process shop dust paint dirt cutting fluids and lubricants all can lead to embrittlement and weld. If you get any discoloration other than slight straw you may not have good enough argon shielding to weld titanium or anything else.
To remove the contaminants you can use a steam cleaner or a diluted solution of sodium hydroxide. Goran Budija - Zagreb Croatia. Titanium can ONLY be welded to Titanium or Titanium Alloys.
Like aluminum titanium features oxides that must be removed prior to welding.
Starting off by describing and. A common pickling solution is 48 hydro-fluoric acid and 70 nitric acid. And the technique of holding the torch in place until the metal has cooled below 500 degrees F should produce a clean silver-colored titanium weld every time. The white-glove treatment after thorough cleaning.