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BS 2518-2:1977Specification for rotary form relieved gear cutters. Metric modulestandard by BSI Group, 04/29/1977
BS A 272:1977Specification for Hi-torque speed drive recess: dimensions and gauging for countersunk head fastenersstandard by BSI Group, 04/29/1977
BS 2S 142:1977Specification for 1% chromium-molybdenum steel billets, bars, forgings and parts (900-1100 MPa: limiting ruling section 40 mm)standard by BSI Group, 04/29/1977
BS 2S 136:1977Specification for 1% carbon-chromium steel (vacuum arc remelted) billets, bars, forgings and parts (limiting ruling section 25 mm)standard by BSI Group, 04/29/1977
BS 2S 135:1977Specification for 1% carbon-chromium steel billets, bars, forgings and parts (limiting ruling section 25 mm)standard by BSI Group, 04/29/1977
BS 2S 131:1977Specification for high thermal expansion steel billets, bars, forgings and parts (620 MPa: limiting ruling section 150 mm)standard by BSI Group, 04/29/1977
BS 2782-3:METHOD 341A:1977Methods of testing plastics. Mechanical properties. Determination of apparent interlaminar shear strength of reinforced plasticsstandard by BSI Group, 04/29/1977
BS 684-2.8:1977Methods of analysis of fats and fatty oils. Other methods. Determination of total neutral oilstandard by BSI Group, 04/29/1977
BS 5471:1977Specification for thermometer for use with alcohol hydrometersstandard by BSI Group, 03/31/1977
BS 1553-1:1977Specification for graphical symbols for general engineering. Piping systems and plantstandard by BSI Group, 03/31/1977
BS 4185-10:1977Machine tool components. Trapezoidal threads for lead and feed screw assembliesstandard by BSI Group, 03/31/1977
BS 5470:1977Specification for glass alcohol hydrometers not incorporating a thermometerstandard by BSI Group, 03/31/1977