Introduction of national standards
BS 6290-2:1999 pdf free.Lead-acid stationary cells and batteries 一 Part 2: Specification for the high-performance Plante positive type. discharge taking out of a quantity of eleetneity from a cell by connecting It to an external circuit In such a way that the current flows through the cell in the reverse direction to that for charging NOTE The quantity or elecincity […]
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BS 5900:1999 pdf free.Specification for powered domestic lifts with partially enclosed cars and no lift – well encl losures. 5.1 Location The lift shall be installed in a location where: a) the floors eaii sI1)port any loa(Ls imlN)S(Nl Ul)Ofl the lift structure or guides, and that the wall can support suitable fixings for the structure, guides and lift well enclosure; […]
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BS 951:1999 pdf free.Electrical earthing- Clamps for earthing and bonding- Specification. The following normative references contain provisions which, through reference in this text, constitute provisions of this British Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. For undated references, the latest edition of the publication referred to applies. BS 1433, SpecifieaUon […]
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BS 5588-8:1999 pdf free.Fire precautions in the design, construction and use of buildings一 Part 8: Code of practice for means of escape for disabled people. Scotland: The Fire Precautions Act 1971, as amended by the Health and Safety at Work etc. Act. 1974 and the Fire Safety and Safety of Places of Sport Act 1987. The Building (Scotland) Act 1959 […]
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BS 4317-21:1999 pdf free.Methods of test for Cereals and pulses一 Part 21: Determination of rheological properties of doughs using an extensograph. 6 Apparatus NOTE Al] measuring equipment should be ealthrated, 6.1 E.rten.sograpk, with constant temperature water circulating tank. 6.2 Farinograplt, with 300 g bowl, burette and constant temperature water circulating tank (see BS 4317.20). 6.3 Balance, at least able to […]
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BS 3159-1:1999 pdf free.Woodworking saws for hand use Part 1: Specification for hand saws. 5.1 Blades The saw blades shall be manufactured from hardened arid tempered carbon or alloy steel to a uniform hardness a.s follows: a) class 1 saws: 480 HV3O to 580 HV:30; b) class 2 saws: 460 1 1V3() to 560 1 1V30; c) class 3 and […]
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BS ISO 16337:2021 pdf free.Application of statistical and related methods to new technology and product development process一Robust tolerance design (RTD). If the absolute error of a design parameter is larger than the specified permissible difference , the variability in the product output cannot meet the designed performance and specifications. RTD is used by the design section to set the optimum […]
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BS ISO 16134:2020 pdf free.Earthqua ke-resistant and subsidence- resistant design of ductile iron pipelines. The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) […]
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BS ISO 21851:2020 pdf free.Marine technology — Ocean observation systems — Design criteria of ocean hydro-meteorological observation systems reuse and interaction. 6.3 Instrument status display It shall be possible to visually display the real-time status of the instrument, i.e. whether each instrument is functioning properly. 6.4 Data display The data of hydrology-meteorological parameters, such as salinity, wave period, wave height, […]
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BS ISO 22341:2021 pdf free.Security and resilience – Protective security – Guidelines for crime prevention through environmental design. The organization should: — choose the scale, function and blending of functions to provide an incentive for liveability, social control, involvement and sense of ownership for CPTED strategies In the planning stage; — implement planning stage strategies to prevent the existing urban […]
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