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BS 919-2:1971Specification for screw gauge limits and tolerances. Gauges for screw threads of Whitworth and BA formsstandard by BSI Group, 11/09/1971
BS CP 334-3:1971Selection and installation of town gas cooking and refrigerating appliances. Refrigeratorsstandard by BSI Group, 10/29/1971
BS 1756-5:1971Methods for sampling and analysis of flue gases. Semi-routine analysesstandard by BSI Group, 10/27/1971
BS MA 10:1971Specification for oval eyeplatesstandard by BSI Group, 10/27/1971
BS 4341:ADDENDUM NO. 1:1971Methods of test for formic acidstandard by BSI Group, 10/29/1971
BS 1756-3:1971Methods for sampling and analysis of flue gases. Analysis by the Haldane apparatusstandard by BSI Group, 10/27/1971
BS 1756-2:1971Methods for sampling and analysis of flue gases. Analysis by the Orsat apparatusstandard by BSI Group, 10/27/1971
BS MA 11:1971Specification for horncleatsstandard by BSI Group, 10/27/1971
BS 1756-1:1971Methods for sampling and analysis of flue gases. Methods of samplingstandard by BSI Group, 10/27/1971
BS 3908-6:1971Methods for the sampling and analysis of lead and lead alloys. Tellurium in lead and lead alloys (photometric method)standard by BSI Group, 10/15/1971
BS TA 38:1971Specification for bar for machining of titanium-aluminium-molybdenum-tin-silicon-carbon alloy (tensile strength 1250-1420 N/mm^2) (limiting ruling section 25 mm)standard by BSI Group, 09/30/1971
BS L 115:1971Specification for plate of aluminium-magnesium-silicon-manganese alloy (solution treated, controlled stretched and precipitation treated) (not exceeding 25 mm thickness) (suitable for welding) (Mg 0.8, Si 1, Mn 0.7)standard by BSI Group, 09/30/1971