{"id":1439,"date":"2019-08-08T09:42:23","date_gmt":"2019-08-08T07:42:23","guid":{"rendered":"https:\/\/staging.tiat.nl\/?page_id=1439"},"modified":"2019-08-26T14:25:38","modified_gmt":"2019-08-26T12:25:38","slug":"wervelstroom-onderzoek-2","status":"publish","type":"page","link":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/","title":{"rendered":"Eddy Current Testing"},"content":{"rendered":"<p>Eddy Current testing (ET, LFEC, HFEC, EC) is an NDO method used to detect defects in metal objects, using the generated eddy currents (electromagnetism). This can detect both surface and deeper defects.<\/p>\n<div class='content-column one_third'><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-122\" src=\"http:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg\" alt=\"\" width=\"1920\" height=\"1280\" srcset=\"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg 1920w, https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek-300x200.jpg 300w, https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek-768x512.jpg 768w, https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek-1024x683.jpg 1024w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/p><\/div>\n<div class='content-column two_third last_column'><div style=\"padding-left:15px;\"><p>Eddy current is a &#8220;clean&#8221; technique because no liquids are used. However, before the start of the inspection the surface must be cleaned. A very big advantage is that the coating\/paint layer does not have to be removed. Also one can determine the thickness of electrically non-conductive layers.<\/p><\/div><\/div><div class='clear_column'><\/div>\n<p>In the case of eddy current, a probe with a coil is used with an alternating current. This creates a variable magnetic field that, when in contact with a conductive material, induces eddy currents in the tested material.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-627\" src=\"http:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-2.jpg\" alt=\"\" width=\"1467\" height=\"978\" srcset=\"https:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-2.jpg 1467w, https:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-2-300x200.jpg 300w, https:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-2-768x512.jpg 768w, https:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-2-1024x683.jpg 1024w\" sizes=\"auto, (max-width: 1467px) 100vw, 1467px\" \/><\/p>\n<p>These eddy currents generate an opposite magnetic field, which will result in a balance coil and object. If a defect is present, the flow of the eddy currents will be disrupted, causing a balance change.<\/p>\n<p>The change will be displayed on a screen, which is called an indication. The direction, speed, shape and altitude of the signal will be interpreted by the inspector. The assessment will be made on the basis of the required standard and\/or specification. The indication shall be assessed in accordance with the required standard, resulting in acceptable or unacceptable.<\/p>\n<p>In eddy current testing, different types of probes can be used. A distinction is made between the frequency, the number of coils and the coil configuration. For each application, the best choice of probe and device setting should be made in order to perform an optimal test.<\/p>\n<div class='content-column one_third'><p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-629\" src=\"http:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-3.jpg\" alt=\"\" width=\"492\" height=\"525\" srcset=\"https:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-3.jpg 492w, https:\/\/tiat.nl\/wp-content\/uploads\/2018\/01\/ET-3-281x300.jpg 281w\" sizes=\"auto, (max-width: 492px) 100vw, 492px\" \/><\/p><\/div>\n<div class='content-column two_third'><div style=\"padding-left:15px;\"><p>Testing for surface and sub-surface defects. It can also be used for conductivity measurements, thickness measurements and coating thickness measurements.<\/p>\n<p>Testing can be used for all electrically conductive materials, but specifically for the following products:<\/p><\/div><\/div>\n<ul>\n<li>Multi-layered constructions for defects or interruptions;<\/li>\n<li>Thickness measurements of non-ferrous materials;<\/li>\n<li>Conductivity measurements for heat treatment;<\/li>\n<li>Detection of intercrystalline corrosion;<\/li>\n<li>During the in-service phase of airplane construction and components to detect fatigue cracks without removing the coating;<\/li>\n<li>Highly strained aircraft components, such as fan and\/or turbine blades made from Titanium<\/li>\n<\/ul>\n<p>The inspectors are trained according to the <strong>EN4179<\/strong>.<\/p>\n<p>Tests may take place in accordance with all applicable standards and requirements of the principals and ASTM-E-1444.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Eddy Current testing (ET, LFEC, HFEC, EC) is an NDO method used to detect defects in metal objects, using the generated eddy currents (electromagnetism). This can detect both surface and deeper defects. In the case of eddy current, a probe with a coil is used with an alternating current. This creates a variable magnetic field [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1207,"parent":1076,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-single-inspection.php","meta":{"footnotes":""},"class_list":["post-1439","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Eddy Current Testing - Tiat Europe B.V.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Eddy Current Testing - Tiat Europe B.V.\" \/>\n<meta property=\"og:description\" content=\"Eddy Current testing (ET, LFEC, HFEC, EC) is an NDO method used to detect defects in metal objects, using the generated eddy currents (electromagnetism). This can detect both surface and deeper defects. In the case of eddy current, a probe with a coil is used with an alternating current. This creates a variable magnetic field [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Tiat Europe B.V.\" \/>\n<meta property=\"article:modified_time\" content=\"2019-08-26T12:25:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1280\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/\",\"url\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/\",\"name\":\"Eddy Current Testing - Tiat Europe B.V.\",\"isPartOf\":{\"@id\":\"https:\/\/tiat.nl\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg\",\"datePublished\":\"2019-08-08T07:42:23+00:00\",\"dateModified\":\"2019-08-26T12:25:38+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#primaryimage\",\"url\":\"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg\",\"contentUrl\":\"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg\",\"width\":1920,\"height\":1280},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/tiat.nl\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Inspections\",\"item\":\"https:\/\/tiat.nl\/en\/inspections\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Aerospace Inspections\",\"item\":\"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"Eddy Current Testing\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/tiat.nl\/#website\",\"url\":\"https:\/\/tiat.nl\/\",\"name\":\"Tiat Europe B.V.\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/tiat.nl\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Eddy Current Testing - Tiat Europe B.V.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/","og_locale":"en_US","og_type":"article","og_title":"Eddy Current Testing - Tiat Europe B.V.","og_description":"Eddy Current testing (ET, LFEC, HFEC, EC) is an NDO method used to detect defects in metal objects, using the generated eddy currents (electromagnetism). This can detect both surface and deeper defects. In the case of eddy current, a probe with a coil is used with an alternating current. This creates a variable magnetic field [&hellip;]","og_url":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/","og_site_name":"Tiat Europe B.V.","article_modified_time":"2019-08-26T12:25:38+00:00","og_image":[{"width":1920,"height":1280,"url":"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/","url":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/","name":"Eddy Current Testing - Tiat Europe B.V.","isPartOf":{"@id":"https:\/\/tiat.nl\/#website"},"primaryImageOfPage":{"@id":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#primaryimage"},"image":{"@id":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#primaryimage"},"thumbnailUrl":"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg","datePublished":"2019-08-08T07:42:23+00:00","dateModified":"2019-08-26T12:25:38+00:00","breadcrumb":{"@id":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#primaryimage","url":"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg","contentUrl":"https:\/\/tiat.nl\/wp-content\/uploads\/2017\/07\/tiat_wervelstroom_onderzoek.jpg","width":1920,"height":1280},{"@type":"BreadcrumbList","@id":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/wervelstroom-onderzoek-2\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/tiat.nl\/en\/"},{"@type":"ListItem","position":2,"name":"Inspections","item":"https:\/\/tiat.nl\/en\/inspections\/"},{"@type":"ListItem","position":3,"name":"Aerospace Inspections","item":"https:\/\/tiat.nl\/en\/inspections\/aerospace-inspections\/"},{"@type":"ListItem","position":4,"name":"Eddy Current Testing"}]},{"@type":"WebSite","@id":"https:\/\/tiat.nl\/#website","url":"https:\/\/tiat.nl\/","name":"Tiat Europe B.V.","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/tiat.nl\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/pages\/1439","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/comments?post=1439"}],"version-history":[{"count":0,"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/pages\/1439\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/pages\/1076"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/media\/1207"}],"wp:attachment":[{"href":"https:\/\/tiat.nl\/en\/wp-json\/wp\/v2\/media?parent=1439"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}