BS 4656-18:1981 Accuracy of machine tools and methods of test. Specification for broaching machines, horizontal internal type standard by BSI Group, 08/31/1981
BS CECC 30201 001:1981 Harmonized detail specification for fixed tantalum capacitors. Porous anode, solid electrolyte. Cylindrical insulated/non-insulated metallic case, polar/hermetic seal, axial terminations. Basic plus additional assessment level standard by BSI Group, 08/15/1981
BS CECC 31101:1981 Specification for harmonized system of quality assessment for electronic components. Blank detail specification: fixed ceramic dielectric capacitors of barrier layer type (dielectric class 3) standard by BSI Group, 08/15/1981
BS 6073-1:1981 Precast concrete masonry units. Specification for precast concrete masonry units standard by BSI Group, 07/31/1981
BS 799-3:1981 Oil burning equipment. Automatic and semi-automatic atomizing burners up to 36 litres per hour standard by BSI Group, 04/30/1981
BS 5550-7.5.4:1981 Cinematography. Production and presentation. Film and television location lighting. Specification for single pole high current plugs and socket connectors standard by BSI Group, 04/30/1981
BS 3130-6:1981 Glossary of packaging terms. Wooden packaging standard by BSI Group, 04/30/1981
BS 4317-15:1981 Methods of test for cereals and pulses. Determination of moisture content of maize (milled and whole) standard by BSI Group, 04/30/1981
BS 448-1:1981 Dimensions of electronic tubes and valves. IEC dimensions standard by BSI Group, 04/30/1981
BS PD 6470:1981 The management of design for economic production. Standardization philosophy aimed at improving the performance of the electrical and mechanical manufacturing sectors standard by BSI Group, 04/30/1981
BS 4682-3:1981 Methods of test for dimensional stability of textile floor coverings. Determination of dimensional changes after exposure to heat standard by BSI Group, 04/30/1981
BS 4682-4:1981 Methods of test for dimensional stability of textile floor coverings. Determination of dimensional changes after immersion in water standard by BSI Group, 04/30/1981