Specification for black cup and countersunk bolts and nuts.
NORMA vydaná dňa 17.4.1947
Označenie normy: BS 325:1947
Dátum vydania normy: 17.4.1947
Počet strán: 16
Približná hmotnosť: 48 g (0.11 libier)
Krajina: Britská technická norma
Kategória: Technické normy BS
Nominal sizes 1 in to 1 in. Dimensions for cup head bolts with square, oval and nibbed shanks, and countersunk headed bolts with square and nibbed shanks for use on steel work and wood work; square and hexagon nuts. Lengths of thread and their tolerances, form of end of bolt shank, quality of steel. Status: Confirmed Replaced by: Confirmed