Jeff Ding, Aerospace Welding Engineer, Marshall Space Flight Center, Huntsville, AL

  • Magazine Article
  • TBMG-21041
Published November 20, 2014 by Tech Briefs Media Group in United States
  • English

Jeff Ding developed Ultrasonic Stir Welding (USW) to join large pieces of very high‑strength metals, such as titanium and Inconel. The solid-state weld process improves the current Thermal Stir Welding process by adding high-power ultrasonic (HPU) energy at 20 kHz frequency.