Diameter of the third cylindrical element

Symbol d3
Unit mm
Attribute-ID vdi_2230_diameter_of_third_cylindrical_element_of_the_bolt
Numeric ID 12152
Value Type PMTechValue

The number of cylindrical elements of a bolt can be used to define 0 to 5 bolt sections. It also makes it possible to specify complex bolt geometries. The thread itself is not included in the number of cylindrical elements.

Each section has a length l and an associated diameter d.