This British Standard is the UK implementation of EN It supersedes. BS EN and BS EN , which are withdrawn. EN Industrial valves, Face-to-face and centre-to-face. Dimensions of Series 2: DIN /F2, SeriesANSI B BS , Series ANSI B Date Comments BS EN Licensed Copy: Institute Of Technology Tallaght, Institute of Technology, Mon Jul 23 GMT+
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Tolerances on dimensions and shape. This will be indicated in the amendment table on the inside front cover. Supplementary requirements BS EN EN was produced as the result of international discussions in which the United Kingdom took an active part.
Your basket is empty. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For PN 25 and PN 40 valves in steel use: For PN 6 swing check valves in steel, use: Test of 558–1 resistance using water as test fluid BS EN The basic 585-1 in this standard are taken from the origin series shown in Annex A informative. Learn more about the cookies we use and how to change your settings.
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A version in any other language made by translation under the responsibility of a 5558-1 member into its own language and notified to the Central Secretariat has the same status as the official versions. Together with BS EN PN and Class designated valves Status: BSI See national foreword. ENFlanged automatic steam traps — Face-to-face dimensions. The origin of the basic series is shown in Annex A informative.
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BS EN 558-1:1996
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It presents the UK view on standards in Europe and at the international level. DNV GL is authorized by maritime administrations to perform certification or verification on their behalf. ISO Pad Mount for Actuator Operation The top flange and drilling to ISO specifications offer the widest possible selection of actuation options, as well as direct mount of pneumatic actuators and accessories. A magnetic field is applied to the metering tube, which results in a potential difference proportional to 55-81 flow velocity.
EN 1 27 – Johnson Valves
Nach PN und Class bezeichnete Armaturen. Take the smart route to manage medical device compliance. Face-to-face and centre-to-face dimensions of metal valves for use in flanged pipe systems. Changes made to the origin series will not be automatically incorporated into this standard.
May Replaced By: This series applies to copper alloy valves only; not to be used for cast iron or steel valves.
BS EN 标准_图文_百度文库
If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. For best accuracy, they should be installed horizontally. In Table 3 to Table 17 the columns of series may be incomplete. Austenitic cast irons BS EN Above DNthis series does not apply to full bore ball and plug valves. List of references BS EN Full bore for minimal headloss ball valve suitable for various applications with the added advantage of being lockable in the open and closed position.
The valve design incorporates a secondary metal seat in the body, providing the required shutoff should the primary seats be destroyed by fire. Face-to-face dimensions of automatic steam traps are specified in EN Volumetric Positive Displacement Meter Based on the volumetric rotary piston measurement principle, these meters offer the very highest levels of reading accuracy, even at the lowest flow rate. Search all products by.
Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Industrial valves, valves-and fittings, cocks, flanged valves, metallurgical products, dimensions, generalities English version Industrial valves — Face-to-face and centre-to-face dimensions of metal valves for use een flanged pipe systems Part 1: You may find similar items within these categories by selecting from the choices below:.
Combination Water Meters Combination water meters comprises of a bulk Woltmann insert and a low-flow Volumetric insert or meter, bd is diverted between them by a by-pass valve that is set at a predetermined flow rate.
Testing of metallic valves Tests, test procedures and acceptance criteria.
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ENValves — Terminology — Part 1: