Pitch Diameter Base - PDB

Mild Steel
M5 - M24

Zinged Steel
M5 - M24

Stainless Steel
M5 - M24

  • PDB (Pitch Diameter Base) welding studs are partially threaded fasteners, the base of the stud is the same diameter as the nominal thread diameter . The weld fillet is greater than the thread diameter
  • Typical Use : Where both minimum fillet and full thread strength are required
  • Our standard Drawn Arc weld studs are available in Mild Steel Grade 4.8 and Stainless Steel A2 (AISI 304)
  • Other grades, i.e. AISI 316 (A4), AISI 310 are available on request
  • Drawn Arc studs come with a bright finish, but we can provide numerous other finishes, including zinc plating.
  • All Drawn studs are supplied with ceramic ferrules, as these are essential to the Drawn Arc process
Pitch Diameter Base - PDB
Ø dL Stud LengthØ d3 Weld Collar
M515 - 1000 mm7.5 mm
M615 - 1000 mm8.5 mm
M815 - 1000 mm11.0 mm
M1015 - 1000 mm13.0 mm
M1220 - 1000 mm16.0 mm
M1420 - 1000 mm18.5 mm
M1625 - 1000 mm21.0 mm
M2025 - 1000 mm23.0 mm
M2425 - 1000 mm29.0 mm

Advanced Studwelding Systems

We are an independent, ISO 9001:2015 Quality Approved Supplier for all your stud welding requirements