This standard specifies the dimensions and technical terms of delivery for threaded T-head bolts with double nib for fixing structural parts by means of T-grooves on foundations or other structures, as well as their designation.#,,#
DIN 188:1987 history
2024DIN 188:2024-03 T-head bolts with double nib / Note: Date of issue 2024-02-16*Intended as replacement for DIN 188 (2011-02).