Historical
ISO 13918:1998
Welding -- Studs and ceramic ferrules for arc stud welding
This standard includes the most important dimensions of studs and ceramic ferrules for arc stud welding. The range of types of studs specified in this standard accounts for customary applications. Further types may be specified as required for special application. This standard can be used in all fields of the metal-working industry.
Table 1 shows types of studs and the symbols for studs and ceramic ferrules, which are used in this standard.
Table 1 - Type of studs and symbols for studs and ceramic ferrules | ||||
---|---|---|---|---|
Type of studs | Symbols for studs | Symbols for ceramic ferrules | ||
drawn arc | drawn arc stud welding with ceramic ferrule or shielding gas | threaded stud (pitch) | PD | PF |
threaded stud with reduced shaft | RD | RF | ||
unthreaded stud | UD | UF | ||
shear connector | SD | UF | ||
short-cycle drawn arc stud welding | threaded stud with flange | FD | - | |
tip ignition | threaded stud (pitch) | PT | - | |
unthreaded stud | UT | - | ||
stud with internal thread | IT | - |
International Organization for Standardization [iso]