Boilerhouse daily log sheet: steam boilers
standard by BSI Group, 12/15/1972
Specification for copper for electrical purposes. Strip with drawn or rolled edges
standard by BSI Group, 11/28/1980
Specification for wrought aluminium and aluminium alloys for general engineering purposes – drawn tube
standard by BSI Group, 08/29/1969
Specification for gear hobbing machines for turbines and similar drives
standard by BSI Group, 08/01/1962
Structural steel for bridges, etc. and general building construction
standard by BSI Group, 08/01/1912
Structural steel for bridges, etc. and general building construction
standard by BSI Group, 05/01/1930
Camera lenses and lens attachments (dimensions and screw threads)
standard by BSI Group, 12/21/1949