BS EN 16603-32-10:2020 pdf free.Space engineering一Structural factors of safety for spaceflight hardware. BS EN 16603-32-10 The purpose of this Standard is to define the Factors Of Safety (FOS), Design Factor and additional factors to be used for the dimensioning and design verification of spaceflight hardware including qualification and acceptance tests. This standard is not self standing and is used in...
BS EN 16603-50-12:2020 pdf free
BS EN 16603-50-12:2020 pdf free.Space engineering一SpaceWire 一Links,nodes, routers and networks. BS EN 16603-50-12 If the driver has one 0V for signals such as TTL or CMOS, and a separate 0V for the differential inputs, the receiver ground is the 0V for the differential inputs. The receiver ground is a plane Or planes which provide controlled impedance for the receiver's differential...
BS EN 17398:2020 pdf free
BS EN 17398:2020 pdf free.Patient involvement in health care - Minimum requirements for person-centred care. BS EN 17398 The patient's narrative is essential when it comes to identifying patients' views of their objectives, needs,preferences, values and resources, as well as perception of their own role in their care. The narrative includes information regarding the patient's everyday life, condition, symptoms, disease...
BS EN ISO 3071:2020 pdf free
BS EN ISO 3071:2020 pdf free.Textiles - Determination of pH of aqueous extract. BS EN ISO 3071 This document specifies a method for determining the pH of the aqueous extract of textiles. The method is applicable to textiles in any form e.g. fibres, yarns, fabrics). 2 Normative references The following documents are referred to in the text in such a...
BS EN 13715:2020 pdf free
BS EN 13715:2020 pdf free.Railway applications一- Wheelsets and bogies - Wheels - Tread profile. BS EN 13715 This document defines the tread profiles of wheels with a diameter equal or greater than 330 mm used on rolling stock submitted to the Directive 2016/797/EU. These profiles apply to new wheels, whether free-standing or assembled as wheelsets, as well as to wheels...
BS EN 15597-1:2020 pdf free
BS EN 15597-1:2020 pdf free.Winter maintenance equipment一Spreading and spraying machines.General requirements and definitions. BS EN 15597-1 This document specifies the requirements on design and construction of bulk spreaders and sprayers,trailer spreaders and towed spreaders with speed related spreading for winter service. This document also deals with information about the minimum content required for operating manuals. The document is valid for...
BS EN 16475-1:2020 pdf free
BS EN 16475-1:2020 pdf free.Chimneys - Accessories.Chimney silencers一Requirements and test methods. BS EN 16475-1 This document specifies requirements and test methods for flue gas silencers made of metal that are used as accessories in order to reduce the noise level of combustion appliances.The document covers silencers in the connecting flue pipes and on top of chimneys.This document does not cover...
BS EN 16808:2020 pdf free
BS EN 16808:2020 pdf free.Petroleum, petrochemical and natural gas industries - Safety of machineries一Manual elevators. BS EN 16808 This document specifies general safety requirements for the design, testing and production of manually operated elevators. The requirements are applicable for on- and off-shore applications of such elevators in the petroleum and petrochemical industries.This document deals with significant hazards, hazardous situations and...
BS IEC 62003:2020 pdf free
BS IEC 62003:2020 pdf free.Nuclear power plants一Instrumention, control and electrical power systems - - Requirements for electromagnetic compatibility testing. BS IEC 62003 This document establishes requirements for electromagnetic compatibility testing of instrumentation，control, and electrical equipment supplied for use in systems important to safety at nuclear power plants and other nuclear facilities. The document lists the applicable IEC standards (principally the...
BS 8468-6.1:2020 pdf free
BS 8468-6.1:2020 pdf free.Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents.Positive-pressure compressed air line equipment一 Specification. BS 8468-6.1 This British Standard specifies requirements for compressed air line breathing apparatus with positive pressure demand valve for use with a full face mask as a respiratory protective device intended to be used during firefighting, rescue, evacuation, escape,...