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Specification for harmonized system of quality assessment for electronic components. Electrical relays. Blank detail specification. Electromechanical all-or-nothing relays. Test schedules 1, 2 and 3. Original standard BS QC 160101-1987 (2000) IEC 255-19-1-1983 in PDF full version. Additional info + preview on request
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Aerospace series. 3 Per Cent Chromium-Molybdenum-Vanadium Steel (Air hardening) (1 554 MPa: limiting ruling section 29 mm). Original standard BS S 134-1965 + A2-2015 in PDF full version. Additional info + preview on request
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Specification for low nickel-chromium steel (bar for the manufacture of forged bolts only). Original standard BS S 148-1969 + A2-2015 in PDF full version. Additional info + preview on request
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Specification for chromium-cobalt-molybdenum-vanadium-niobium heat-resisting steel billets, bars, forgings and parts (consumable electrode remelted) (1000-1140 MPa) (Cr 10.5, Co 6, Mo 0.8, V 0.2, Nb 0.3). Original standard BS S 152-1975 (2004) in PDF full version. Additional info + preview on request
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Specification for nickel-silicon-chromium-molybdenum-vanadium steel (vacuum arc remelted) billets, bars, forgings and parts (1900-2100 MPa: limiting ruling section 75 mm). Original standard BS S 155-1976 + A1-2016 in PDF full version. Additional info + preview on request
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1 % Chromium-molybdenum steel billets, bars, forgings and parts. (1150 to 1300 MPa: Limiting ruling section 16 mm) (Suitable for welding). Original standard BS S 164-2002 in PDF full version. Additional info + preview on request
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