Technical Standard

Overhead line-wire material (non ferrous) for telegraph and telephone purposes
standard by BSI Group, 02/03/1923

Recommended names for chemicals used in industry
standard by BSI Group, 07/14/1970

Steel for die blocks for drop forging
standard by BSI Group, 07/16/1925

Wire ropes for colliery winding
standard by BSI Group, 12/23/1957

Cold rolled brass sheets, strip and foil, copper content 61.5 per cent minimum and under 64 per cent maximum
standard by BSI Group, 07/14/1952

Vulcanised fibre for electrical purposes
standard by BSI Group, 02/01/1927

Trolley and contact wire for electric traction
standard by BSI Group, 02/03/1953

Testing the strength of yarns and threads from packages-Methods for determination of breaking strength and breaking extension
standard by BSI Group, 04/28/1989

Specification for a reference zero for the calibration of pure-tone audiometers-Normal threshold of hearing for pure tones by bone conduction
standard by BSI Group, 07/25/1972

Specification for marine main propulsion gears and similar drives: metric module
standard by BSI Group, 12/31/1975