ISO 23277 PDF
This British Standard is the UK implementation of EN ISO It is identical to ISO It supersedes BS EN which. Buy EN ISO NON-DESTRUCTIVE TESTING OF WELDS – PENETRANT TESTING – ACCEPTANCE LEVELS (ISO ) from SAI Global. Supersedes EN ISO English Version. Non-destructive testing of welds – Penetrant testing – Acceptance levels (ISO ).
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In some cases the choice will have a direct effect on the limits of reliable detection, for example the removal of excess 2327 by swab cleaning on rough surfaces is not recommended when seeking small imperfections. Compliance with a British Standard cannot oso immunity from legal obligations. The acceptance levels can be related to welding standards, application standards, specifications or codes.
Limit using date of implementation. The following items are significant factors that will affect the shape and size of indications. Grouped indications shall be evaluated in accordance with an application standard. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. A complete listing of these bodies can be found at http: Standards 22377 publications Electrotechnical standards Handbooks.
However the probability of detection of indications smaller than those denoted by the is acceptance level can be low.
Generally higher sensitivity materials should be used for the detection of small imperfections. Click to learn more.
BS EN ISO 焊缝的无损检测.焊缝的渗透试验.验收等级 – MBA智库文档
Find publications Search website. Users of British Standards should make sure that they possess the latest amendments or editions. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. Accept and continue Learn more about the cookies we use and how to change your settings. You may find similar items within these categories by selecting from the choices below:. Acceptance levels ISO We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical is responsible, the identity of which can be found on the inside front cover.
Indications lower than this shall not be taken into account. Information on standards BSI provides isp wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service.
Acceptance levels prescribed for linear indications are those corresponding to uso evaluation level.
General principles ISO It presents the UK view on standards in Europe and at the international level. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. The standards writing body responsible for this document in Finland is Mechanical Engineering and Metals Industry Standardization in Finland.
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BSI also holds the copyright, in the UK, of the publications of the international standardization bodies. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the ido by Mayand conflicting national standards shall be withdrawn at the latest by May For dated references, only the edition cited applies.
The surface finish is typical of welds made by manual metal arc welding vertical downwards and MAG welding using argon rich gas for the capping runs. Each member body interested in a subject for which a technical committee has been established has the right to 22377 represented on that committee. This document constitutes a consolidated version. The work of preparing International Standards is normally carried out through ISO technical committees.
Search all products by. A list of organizations represented on this committee can be obtained on request to its secretary. Find Show all ISO-publications. Limit using time limit. A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions.
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The surface finish is typical of welds made by automatic TIG-welding, submerged arc welding fully mechanized and manual metal arc welding process using iron powder electrodes.
NBN EN ISO 23277
Attention 2327 drawn to the possibility that some of the elements of this document may be the subject of patent rights. The acceptance levels in this International Standard are based on detection capabilities that can be expected when using techniques specified in ISO and parameters recommended in Annex A.
BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Acceptance levels for welds in metallic materials are given in Table 1. For details of these and other benefits contact Membership Administration.
It is identical to ISO Surface roughness or irregularities e. Find Show all SFS-publications.