The lower fuselage half of the Multifunctional Fuselage Demonstrator (MFFD) being assembled at SAM|XL, shown here with conduction-welded stringers and ultrasonic spot-welded clips. Photo Credit: ...

Days after the Delhi Metro faced a series of technical snags that disrupted services and caused overcrowding on several routes, the Delhi Metro Rail Corporation (DMRC) will start ultrasonic testing of ...