1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN 12543-1:1999 The Eu
2、ropean Standard EN 12543-1:1999 has the status of a British Standard ICS 19.100 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Non-destructive testing Characteristics of focal spots in industrial X-ray systems for use in non-destructive testing Part 1: Scanning methodThis Bri
3、tish Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 December 1999 BSI 12-1999 ISBN 0 580 35173 4 BS EN 12543-1:1999 Amendments issued since publication Amd. No. Date Comm
4、ents National foreword This British Standard is the English language version of EN 12543-1:1999. The UK participation in its preparation was entrusted to Technical Committee WEE/46, Non-destructive testing, which has the responsibility to: aid enquirers to understand the text; present to the respons
5、ible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this committee can be obtained on request to its sec
6、retary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standar
7、ds Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages
8、 This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 11 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued.(8523($167$1$5 1250(8523e(11( (8523b,6UDVVWHPVIRUXVHLQQRQGHVWUXFWLYHWHVWLQJ 3DUW6FDQQLQJPH
9、WKRG (VVDLVQRQGHVWUXFWLIVUDWXEHV 3DJH (1 %6, ,QWURGXFWLRQ ,QRUGHUWRFRYHUWKHGLIIHUHQWUHTXLUHPHQWVIRUIRFDOVSRWVLHPHDVXUHPHQWILYHGLIIHUHQWPHWKRGVDUHGHVFULEHGLQ (1WR(1 7KHVFDQQLQJPHWKRG(1LVGHGLFDWHGWRWKRVHDSSOLFDWLRQVZKHUHTXDQWLWDWLYHYDOXHVIRUWKHLQWHQVLW GLVWULEXWLRQDQGVSRWVLHDUHQHHGHGLHFDOLEUDWLRQDQGLP
10、DJHSURFHVVLQJSXUSRVHV 7KHUDGLRJUDSKLFPHWKRGV(1DQG(1GHVFULEHWKHWUDGLWLRQDOWHFKQLTXHVDQGDUHGHGLFDWHGIRU FHUWLILFDWLRQSXUSRVHVDQGIRUILHOGDSSOLFDWLRQVXSWRN9 :KHUHQRSLQKROHRUVOLWFDPHUDVDUHDYDLODEOHLQWKHILHOGWKHHGJHPHWKRG(1PDEHDSSOLHG,WUHSUH VHQWVDYHUVLPSOHPHWKRGIRUILHOGDSSOLFDWLRQ ,QRUGHUWRFRYHUDOVRWKHPL
11、FURIRFXVVVWHPVDVSHFLILFPHWKRGLVSUHVHQWHGLQ(1 6FRSH 7KLV(XURSHDQ6WDQGDUGVSHFLILHVWKHPHDVXUHPHQWRIIRFDOVSRWGLPHQVLRQVRILQGXVWULDO;UDVVWHPVXSWRDQG LQFOXGLQJN9WXEHYROWDJH,WGHVFULEHVDPHWKRGRIGLUHFWPHFKDQLFDOVFDQQLQJRIIRFDOVSRWVDERYHPPZLWK DKLJKOFROOLPDWHGUHFHLYHU 7KHLPDJHTXDOLWDQGWKHUHVROXWLRQRI;UDLPDJHV
12、GHSHQGKLJKORQWKHFKDUDFWHULVWLFVRIWKHIRFDOVSRWLQ SDUWLFXODUWKHVLHDQGWKHWZRGLPHQVLRQDOLQWHQVLWGLVWULEXWLRQ )RUWKHFKDUDFWHULDWLRQRIFRPPHUFLDO;UDWXEHWSHVLHIRUDGYHUWLVLQJRUWUDGHWKHVSHFLILFPDLPXPYDOXHV JLYHQLQDQQH$VKRXOGEHSUHIHUUHG 7HUPVDQGGHILQLWLRQV )RUWKHSXUSRVHVRIWKLVVWDQGDUGWKHIROORZLQJGHILQLWLRQDSSO
13、LHV )RFDOVSRWWKH;UDHPLWWLQJDUHDRQWKHDQRGHRIWKH;UDWXEHDVVHHQIURPWKHPHDVXULQJGHYLFH 7HVWPHWKRG 3ULQFLSOHDQGHTXLSPHQW 7KLVFODXVHGHDOVZLWKWKHSURGXFWLRQRIIRFDOVSRWVFDQVWREHXVHGIRUWKHGHWHUPLQDWLRQRIWKHIRFDOVSRWLQWHQVLW GLVWULEXWLRQDQGGLPHQVLRQV7KHFRDUVHOSUHFROOLPDWHGFHQWUDOEHDPRIWKH;UDWXEHLVPHDVXUHGEDVFLQ
14、WLOODWLRQ FRXQWHUWKURXJKDGRXEOHVOLWFROOLPDWRU7KHFROOLPDWRUIRUPVDKROHZLWKWKHGLPHQVLRQV K K7KHZLGWK KGHSHQGV RQWKHVSRWVLH GDQGVKDOOEHVHOHFWHGFRUUHVSRQGLQJWRWDEOH 7DEOHUDYROWDJH,WVKDOOFRUUHVSRQGWRDKXQGUHGWKYDOXHODHUDWOHDVW 7KHPHDVXULQJFROOLPDWRULVPDGHRIWZRSHUSHQGLFXODUVOLWVVHHILJXUH(DFKVOLWLVIRUPHGEWZR
15、PHWDOEORFNVZLWK WKHWKLFNQHVV /IDFLQJHDFKRWKHUDQGNHSWDWDGLVWDQFH KEVSDFHUVDWWKHHGJHV7KHWKLFNQHVV /VKDOOEH /! D G K ZKHUH DLVWKHGLVWDQFHEHWZHHQWKHIRFDOVSRWDQGWKHFROOLPDWRUVXUIDFHVRXUFHVLGHDQG GLVWKHIRFDOVSRWVLHWR EHPHDVXUHG7KHPLQLPXPWKLFNQHVV /RIWKHFROOLPDWRUVVKDOOEHGHILQHGVXFKWKDWWKHPHDVXUHGVLJQDOLQW
16、HQVLW WKURXJKWKHKROHVKDOOEHDWOHDVWWLPHVODUJHUWKDQWKHEDFNJURXQGQRLVHGXHWRWKHSHQHWUDWLRQRIWKHFROOLPDWRU PDWHULDO7KHURXJKQHVV5DRIWKHVOLWVXUIDFHVVKDOOEHEHWWHUWKDQ mPDQGWKHIODWQHVVDQGWKHSDUDOOHOLVPEHWWHU WKDQ K7KHPDWHULDORIWKHPHWDOEORFNVVKDOOEHWXQJVWHQRUDQRWKHUVLPLODUDEVRUEDQWPDWHULDO 7KHUDGLDWLRQGHWHFWR
17、UVKDOOZRUNLQWKH;UDYROWDJHUDQJHEHWZHHQN9DQGWKHQRPLQDOYROWDJHRIWKHWXEHWREH PHDVXUHG$WWKHEULJKWHVWSDUWVRIWKHLQWHQVLWGLVWULEXWLRQRIWKHVSRWWKHRXWSXWVLJQDOVKDOOKDYHDVLJQDOWRQRLVH UDWLRRIDWOHDVWG%DQGWKHRXWSXWVLJQDOVKDOOIROORZWKHUDGLDWLRQLQWHQVLWOLQHDUODWDDFTXLVLWLRQDQGGDWD SURFHVVLQJVKDOOEHVWDEOHWRDWOHDVWR
18、YHUWKHPHDVXULQJWLPH7KHVFDQQLQJWDEOHVKDOOEHFDSDEOHRI UHVROYLQJDQGUHSURGXFLQJDWOHDVW K $OLJQPHQWV 2QHRIWKHDHVRIWKHVFDQQLQJWDEOHVKDOOEHWR SDUDOOHOWRWKHDLVRIWKHWXEHDVVHPEO7KHVFDQQLQJ WDEOHSODQHVKDOOEHWR SHUSHQGLFXODUWRWKHPDLQEHDPRIWKHWXEHDVVHPEO7KHGLVWDQFHEHWZHHQWKHIRFDO VSRWDQGWKHFROOLPDWRUVVKDOOEHDVVP
19、DOODVSUDFWLFDEOH:KHQGHYLDWLQJIURPILJXUHWKHGLUHFWLRQRIWKHPDLQEHDP VKDOOEHLQGLFDWHG 127( ,IWKHWXEHDLVLVQRWGHILQHGWKHQWKHGLUHFWLRQRIWKHHOHFWURQWUDMHFWRULVXVHGLQVWHDG *UDSKLFVRIWZDUH 7KHJUDSKLFVRIWZDUHVKDOORIIHUWKHSRVVLELOLWRIDQLVRGRVHFRQWRXUSORWILJXUH3ORWVDFFRUGLQJWRILJXUHVDQG FDQJLYHDGGLWLRQDOLQIRUPDW
20、LRQDERXWWKHUDGLDWLRQLQWHQVLWGLVWULEXWLRQZKLFKPDEHXVHIXOIRUFRPSXWHUWRPRJUD SKDQGLPDJHSURFHVVLQJ 0HDVXUHPHQWDQGGHWHUPLQDWLRQRIWKHIRFDOVSRWVLH 0HDVXUHPHQW 7KHGLPHQVLRQVRIWKHIRFDOVSRWVKDOOEHGHWHUPLQHGIURPWKHLVRGRVHFRQWRXUSORWVHHILJXUHDWRIWKH PDLPXPLQWHQVLW HWHUPLQDWLRQRIWKHIRFDOVSRWVLH (DFKIRFDOVSRWVLHL
21、VGHVFULEHGELWVVLH OOHQJWKLQWKHGLUHFWLRQRIWKHWXEHDLVDQGLWVVLH ZZLGWKDFURVVWKH ;UDWXEH 7KHRSHUDWLQJSDUDPHWHUVRIWKH;UDWXEHVKDOOEHUHFRUGHG 7KHODUJHURIWKHVHVLHV ORU ZVKDOOEHXVHGDVWKHIRFDOVSRWVLH G $VSHFLILFDWLRQRIWKHIRFDOVSRWVLH GRQWKH;UDWXEHVKDOOUHIHUWRWKLVVWDQGDUG3DJH (1 %6, .H SHUVRQDOFRPSXWHUDQGGDWDD
22、FTXLVLWLRQXQLW VFLQWLODWLRQFRXQWHU GRXEOHVOLWFROOLPDWRU K K / SUHFROOLPDWRU ;UDWXEH VFDWWHUHGUDGLDWLRQSURWHFWLRQ )LJXUH0HDVXULQJIDFLOLWIRUUDGLRPHWULFGHWHUPLQDWLRQRIWKHIRFDOVSRWVLHVFKHPH3DJH (1 %6, .H ;UDWXEH VFDQGLUHFWLRQV )LJXUH0HDVXULQJIDFLOLWIRUUDGLRPHWULFGHWHUPLQDWLRQRIWKHIRFDOVSRWVLHHDPSOH3DJH
23、(1 %6, )LJXUH/LQHVFDQVRIDIRFDOVSRW3DJH (1 %6, .H VOLW IRLOVWHHO KLGGHQVOLW )LJXUHRXEOHVOLWFROOLPDWRUIURPDERYH )LJXUH*UDSKLFDOLQWHUSUHWDWLRQRIWKHLQWHQVLWGLVWULEXWLRQRIIRFDOVSRWVFDQV3DJH (1 %6, )LJXUH,VRGRVHFRQWRXUSORW3DJH (1 %6, $QQH$ LQIRUPDWLYH 3UHIHUUHGYDOXHVRI GIRUWKHFKDUDFWHULDWLRQRI;UDWXEHV 7DE
24、OH$3UHIHUUHGYDOXHVRI GLQPLOOLPHWUHV $GGLWLRQDOOWR GWKHGLPHQVLRQVRI ODQG ZFDQEHLQGLFDWHGLQWKHVDPHVWHSVBS EN 12543-1:1999 BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
25、 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the internation
26、al level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We woul
27、d be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel: 020 8996 9000. Fax: 020 8996 7400. BSI offers members an individual updat
28、ing service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: 020 8996 9001. Fax: 020 8996 7001. In response to orders
29、 for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library
30、and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: 020 8996 7111. Fax: 020 8996 7048. Subscribing members of BSI are kept up to date with standards devel
31、opments and receive substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: 020 8996 7002. Fax: 020 8996 7001. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publi
32、cations of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written perm
33、ission from BSI. This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel: 020 8996 7070.
