The threaded stud with reduced shaft type RD arc-welded stud has a standard thread but with a reduced diameter welding section, for this reason the weld fusion bead will be contained and will have a diameter greater than the thread of about 0.5-1mm.
The seal is about 15% less than the weld studs with the standard MPF / PD / MD type section.
The threaded stud with reduced shaft type RD arc welding stud complete with ceramic ferrule is supplied with thread starting from M6 up to M24.
Through the use of the drawn arc welding machine, the threaded stud with reduced shaft type RD arc-welded pin is welded in a long arc with ferrule ceramic or welded with gas protection with appropriate limitations.
The production of the threaded stud with reduced shaft type RD arc-welded stud is carried out using the 4.8 iron, threaded stud type RD in A2-50 stainless steel and drawn arc threaded stud RD in 1.4571.