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BS TA 57:1974

Specification for plate of titanium-aluminium-molybdenum-tin-silicon alloy (tensile strength 1030-1220 MPa) (maximum thickness 65 mm)
standard by BSI Group, 05/30/1974

BS QC 420100:1992

Harmonized system of quality assessment for electric components. Varistors for use in electronic equipment. Sectional specification for surge suppression varistors
standard by BSI Group, 07/15/1992

BS PD R009-001:1999

Railway applications. Railway applications. Communication, signalling and processing systems. Hazardous failure rates and safety integrity levels (SIL)
standard by BSI Group, 08/15/1999

BS S 126:1964

Specification for aircraft material. 23/14 chromium-nickel heat-resisting steel (niobium stabilized) (35 tonf/sq in: limiting ruling section 6 in)
standard by BSI Group, 01/31/1964