{"id":4984,"date":"2026-09-07T14:33:34","date_gmt":"2026-09-07T14:33:34","guid":{"rendered":"https:\/\/ultrasuonindt.it\/technologies-et-normes-end\/mesure-depaisseur-par-ultrasons\/scan-mode-et-frequence-de-lecture-elevee\/"},"modified":"2026-09-17T19:02:57","modified_gmt":"2026-09-17T19:02:57","slug":"scan-mode-et-frequence-de-lecture-elevee","status":"publish","type":"page","link":"https:\/\/ultrasuonindt.it\/fr\/technologies-et-normes-end\/mesure-depaisseur-par-ultrasons\/scan-mode-et-frequence-de-lecture-elevee\/","title":{"rendered":"Scan mode et fr\u00e9quence de lecture \u00e9lev\u00e9e"},"content":{"rendered":"\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:36%\">\n<figure class=\"wp-block-image size-large has-custom-border\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?resize=1200%2C1200&#038;ssl=1\" alt=\"Recherche du point le plus mince en parcourant la surface avec la sonde\" class=\"wp-image-1022\" style=\"border-color:#000000;border-width:1px;border-radius:15px\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?resize=1024%2C1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?resize=768%2C768&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:4%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:60%\">\n<div class=\"wp-block-group has-background is-layout-flow wp-block-group-is-layout-flow\" style=\"border-top-right-radius:6px;border-bottom-right-radius:6px;border-left-color:#225f78;border-left-width:6px;background-color:#ebf1f4;padding-top:24px;padding-right:28px;padding-bottom:24px;padding-left:28px\">\n<p class=\"has-text-color wp-block-paragraph\" style=\"color:#225f78;font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.408), 18px);font-style:italic;font-weight:400;line-height:1.6\">La corrosion n&rsquo;est pas uniforme. Une lecture en un point quelconque dit peu : ce qui compte est le point le plus mince, et pour le trouver il faut parcourir une zone, pas s&rsquo;arr\u00eater sur un point. <\/p>\n<\/div>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\" style=\"list-style:none;padding-left:0px;line-height:1.6\">\n<li style=\"list-style:none\"><strong style=\"color:#225f78\">\u2713<\/strong> De nombreuses lectures par seconde pendant que la sonde glisse sur la surface<\/li>\n\n\n\n<li style=\"list-style:none\"><strong style=\"color:#225f78\">\u2713<\/strong> La valeur minimale rencontr\u00e9e reste visible en fin de passage<\/li>\n\n\n\n<li style=\"list-style:none\"><strong style=\"color:#225f78\">\u2713<\/strong> Rep\u00e9rage rapide des zones de piq\u00fbres et d&rsquo;amincissement local<\/li>\n\n\n\n<li style=\"list-style:none\"><strong style=\"color:#225f78\">\u2713<\/strong> Vitesses de balayage d\u00e9clar\u00e9es diff\u00e9rentes d&rsquo;un mod\u00e8le \u00e0 l&rsquo;autre<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n<p class=\"wp-block-paragraph\">En mode normal, l&rsquo;appareil met \u00e0 jour la lecture quelques fois par seconde : cela suffit pour mesurer un point fixe, pas pour suivre une sonde en mouvement. Le scan mode augmente la fr\u00e9quence d&rsquo;acquisition, de sorte que chaque petit d\u00e9placement du transducteur corresponde tout de m\u00eame \u00e0 une lecture. <\/p>\n\n<p class=\"wp-block-paragraph\">La cons\u00e9quence pratique est que l&rsquo;on peut faire glisser la sonde sur une zone, au lieu de la poser et de la soulever point par point, et l&rsquo;appareil retient la valeur minimale rencontr\u00e9e le long du parcours. En fin de passage, on lit l&rsquo;\u00e9paisseur la plus faible de la zone explor\u00e9e, qui est la donn\u00e9e pertinente pour l&rsquo;\u00e9valuation de l&rsquo;int\u00e9grit\u00e9. <\/p>\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-cover is-light popmake-4066 popmake-739\" style=\"border-width:1px;min-height:250px;aspect-ratio:unset;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"250\" class=\"wp-block-cover__image-background wp-image-727 size-full\" alt=\"\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/banner_technical_support_choose_products.png?resize=1200%2C250&#038;ssl=1\" data-object-fit=\"cover\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/banner_technical_support_choose_products.png?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/banner_technical_support_choose_products.png?resize=300%2C63&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/banner_technical_support_choose_products.png?resize=1024%2C213&amp;ssl=1 1024w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/banner_technical_support_choose_products.png?resize=768%2C160&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-30 has-background-dim\" style=\"background-color:#d3d6dc\"><\/span><div class=\"wp-block-cover__inner-container is-layout-constrained wp-container-core-cover-is-layout-15701bb7 wp-block-cover-is-layout-constrained\">\n<p class=\"has-text-align-right has-ti-fg-color is-style-default has-luminous-vivid-amber-color has-text-color has-link-color wp-elements-1 wp-block-paragraph\" style=\"font-size:clamp(21.536px, 1.346rem + ((1vw - 3.2px) * 1.374), 35px);\"><strong>Besoin d&rsquo;aide pour choisir le produit adapt\u00e9 ?<\/strong><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-right is-layout-flex wp-container-core-buttons-is-layout-b507c051 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button popmake-4066 popmake-739\"><a class=\"wp-block-button__link has-ti-accent-color has-cyan-bluish-gray-background-color has-text-color has-background has-link-color wp-element-button\">Contactez-nous<\/a><\/div>\n<\/div>\n<\/div><\/div>\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">C&rsquo;est la bonne fa\u00e7on d&rsquo;aborder la corrosion localis\u00e9e. Une attaque par piq\u00fbres produit des crat\u00e8res de quelques millim\u00e8tres de diam\u00e8tre : la probabilit\u00e9 d&rsquo;en centrer un en posant la sonde au hasard est faible, alors qu&rsquo;en parcourant la zone avec le scan mode le point le plus profond ressort. <\/p>\n\n<h2 class=\"wp-block-heading\">Vitesses de balayage d\u00e9clar\u00e9es<\/h2>\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th style=\"background-color:#225f78;color:#ffffff;padding:10px\">Mod\u00e8le<\/th><th style=\"background-color:#225f78;color:#ffffff;padding:10px\">Scan mode d\u00e9clar\u00e9 par le constructeur<\/th><\/tr><\/thead><tbody><tr><td>S\u00e9rie CMX<\/td><td>Jusqu&rsquo;\u00e0 250 lectures par seconde<\/td><\/tr><tr><td>Dakota MX1-DL et MX2-DL<\/td><td>200 Hz<\/td><\/tr><tr><td>Dakota ZX6-DL<\/td><td>100 Hz<\/td><\/tr><tr><td>Dakota CX8-DL<\/td><td>16 Hz<\/td><\/tr><tr><td>Dakota ZX-1 et ZX-3<\/td><td>Balayage \u00e0 haute vitesse pour la recherche du minimum<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<h2 class=\"wp-block-heading\">Comment l&rsquo;utiliser sur le terrain<\/h2>\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:36%\">\n<figure class=\"wp-block-image size-large has-custom-border\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"1200\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_CX_applicazione_misura_spessore_su_tubi_e_condotte-web-1200x1200-1.webp?resize=1200%2C1200&#038;ssl=1\" alt=\"Balayage d'une surface avec un &#xE9;paisseurm&#xE8;tre &#xE0; ultrasons\" class=\"wp-image-1016\" style=\"border-color:#000000;border-width:1px;border-radius:15px\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_CX_applicazione_misura_spessore_su_tubi_e_condotte-web-1200x1200-1.webp?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_CX_applicazione_misura_spessore_su_tubi_e_condotte-web-1200x1200-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_CX_applicazione_misura_spessore_su_tubi_e_condotte-web-1200x1200-1.webp?resize=1024%2C1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_CX_applicazione_misura_spessore_su_tubi_e_condotte-web-1200x1200-1.webp?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_CX_applicazione_misura_spessore_su_tubi_e_condotte-web-1200x1200-1.webp?resize=768%2C768&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:4%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:60%\">\n<p class=\"wp-block-paragraph\">La s\u00e9quence habituelle comporte deux temps. On parcourt d&rsquo;abord la zone avec le scan mode pour rep\u00e9rer o\u00f9 se trouve le minimum ; puis, la position trouv\u00e9e, on effectue une lecture statique en ce point et on l&rsquo;enregistre, car c&rsquo;est celle qui entre dans le rapport. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour que le balayage soit efficace, il faut un couplage continu : le gel doit \u00eatre \u00e9tal\u00e9 sur la trajectoire et pas seulement au point de d\u00e9part. Un passage avec couplage discontinu cr\u00e9e des trous dans le parcours, et le minimum peut se trouver pr\u00e9cis\u00e9ment l\u00e0 o\u00f9 la sonde a perdu le contact. <\/p>\n<\/div>\n<\/div>\n\n<h2 class=\"wp-block-heading\">Appareils avec scan mode<\/h2>\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><th style=\"background-color:#225f78;color:#ffffff;padding:10px\">Appareil<\/th><th style=\"background-color:#225f78;color:#ffffff;padding:10px\">Emploi typique<\/th><\/tr><\/thead><tbody><tr><td><a href=\"https:\/\/ultrasuonindt.it\/fr\/produits\/epaisseurmetres\/dakota-cmx10-dl-epaisseurmetre-corrosion-haut-de-gamme\/\">Dakota CMX10-DL<\/a><\/td><td>Recherche du minimum avec A-Scan couleur pour la validation<\/td><\/tr><tr><td><a href=\"https:\/\/ultrasuonindt.it\/fr\/produits\/epaisseurmetres\/dakota-mx1-dl-epaisseurmetre-avance-a-scan-et-b-scan\/\">Dakota MX1-DL<\/a><\/td><td>Balayage \u00e0 200 Hz avec archivage en grid file<\/td><\/tr><tr><td><a href=\"https:\/\/ultrasuonindt.it\/fr\/produits\/epaisseurmetres\/dakota-zx6-dl-mesureur-multi-echo-avec-data-logger\/\">Dakota ZX6-DL<\/a><\/td><td>Balayage \u00e0 100 Hz avec datalogger<\/td><\/tr><tr><td><a href=\"https:\/\/ultrasuonindt.it\/fr\/produits\/sondes-et-accessoires\/couplants-ultrasonores\/\">Couplants<\/a><\/td><td>Couplage continu le long de la trajectoire de balayage<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<h2 class=\"wp-block-heading\">Questions fr\u00e9quentes<\/h2>\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1757286001\"><strong class=\"schema-faq-question\">\u00c0 quoi sert une fr\u00e9quence de lecture \u00e9lev\u00e9e ?<\/strong><p class=\"schema-faq-answer\">\u00c0 ne pas perdre d&rsquo;information pendant que la sonde se d\u00e9place. Avec peu de lectures par seconde, en d\u00e9pla\u00e7ant le transducteur on sauterait des portions enti\u00e8res de surface entre une lecture et la suivante. <\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1757286002\"><strong class=\"schema-faq-question\">La lecture \u00e0 enregistrer est-elle celle du scan ?<\/strong><p class=\"schema-faq-answer\">La bonne pratique consiste \u00e0 utiliser le scan pour rep\u00e9rer la position du minimum, puis \u00e0 effectuer une lecture statique en ce point, qui est la valeur \u00e0 archiver dans le rapport.<\/p><\/div><div class=\"schema-faq-section\" id=\"faq-question-1757286003\"><strong class=\"schema-faq-question\">Pourquoi le gel doit-il \u00eatre \u00e9tal\u00e9 sur toute la trajectoire ?<\/strong><p class=\"schema-faq-answer\">Parce que l\u00e0 o\u00f9 le couplage s&rsquo;interrompt, la mesure n&rsquo;a pas lieu : il se cr\u00e9e un tron\u00e7on non explor\u00e9, et le point le plus mince pourrait se trouver pr\u00e9cis\u00e9ment l\u00e0.<\/p><\/div><\/div>\n\n<p class=\"wp-block-paragraph\">Retour \u00e0 <a href=\"https:\/\/ultrasuonindt.it\/fr\/technologies-et-normes-end\/mesure-depaisseur-par-ultrasons\/\">Mesure d&rsquo;\u00e9paisseur par ultrasons<\/a> ou \u00e9crivez-nous depuis la page <a href=\"https:\/\/ultrasuonindt.it\/fr\/contacts\/\">Contacts<\/a>.<\/p>\n\n<div class=\"wp-block-group is-layout-flow wp-block-group-is-layout-flow\">\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h5 class=\"wp-block-heading\">Informations compl\u00e9mentaires et contacts <\/h5>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\">Partenaire division syst\u00e8mes et int\u00e9gration de capteurs : <a href=\"http:\/\/www.roder.it\">www.roder.it<\/a><br\/>Plus d&rsquo;informations sur RODER SRL : <a href=\"https:\/\/ultrasuonindt.it\/chi-siamo\/\">qui sommes-nous<\/a><br\/>Contact pour informations g\u00e9n\u00e9rales : <a href=\"mailto:info@roder.it\">info@roder.it<\/a><br\/>Contact pour informations sur ces produits : <a href=\"mailto:info@roder.it\">info@roder.it<\/a><\/p>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\"><br\/>Les informations contenues dans cette page web sont fournies \u00e0 titre purement informatif. Bien qu&rsquo;elles aient \u00e9t\u00e9 \u00e9labor\u00e9es avec le plus grand soin, elles ne constituent ni une offre contractuelle ni un engagement contraignant de fourniture. Elles peuvent contenir des erreurs de transcription, de traduction ou des coquilles. Pour des informations pr\u00e9cises et \u00e0 jour, nous vous invitons \u00e0 contacter directement notre soci\u00e9t\u00e9.    <\/p>\n\n\n\n<p class=\"has-small-font-size wp-block-paragraph\">Certaines images pr\u00e9sentes sur ce site web ont \u00e9t\u00e9 intentionnellement g\u00e9n\u00e9r\u00e9es \u00e0 l&rsquo;aide de l&rsquo;Intelligence Artificielle (IA). Cela tient au fait que, pour de nombreuses applications et projets, il n&rsquo;est pas possible de divulguer des photographies de l&rsquo;installation ou du syst\u00e8me r\u00e9el en raison d&rsquo;accords de confidentialit\u00e9, de clauses de confidentialit\u00e9 et d&rsquo;accords de non-divulgation (NDA). <\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>La corrosion n&rsquo;est pas uniforme. Une lecture en un point quelconque dit peu : ce qui compte est le point le plus mince, et pour le trouver il faut parcourir une zone, pas s&rsquo;arr\u00eater sur un point. En mode normal, l&rsquo;appareil met \u00e0 jour la lecture quelques fois par seconde : cela suffit pour mesurer [&hellip;]<\/p>\n","protected":false},"author":157040980,"featured_media":3252,"parent":4468,"menu_order":7,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_yoast_wpseo_focuskw":"scan mode \u00e9paisseurm\u00e8tre \u00e0 ultrasons","_yoast_wpseo_title":"Scan mode et fr\u00e9quence de lecture \u00e9lev\u00e9e | Dakota NDT","_yoast_wpseo_metadesc":"Le scan mode acquiert de nombreuses lectures par seconde et retient la valeur minimale : comment l'utiliser pour trouver le point le plus mince au lieu d'un point quelconque.","_wpcom_ai_launchpad_about_page":false,"_wpcom_ai_launchpad_gallery_page":false,"_wpcom_ai_launchpad_contact_page":false,"_wpcom_ai_launchpad_events_page":false,"_wpcom_ai_launchpad_video_page":false,"_wpcom_ai_launchpad_portfolio_piece":false,"footnotes":""},"class_list":["post-4984","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Scan mode et fr\u00e9quence de lecture \u00e9lev\u00e9e | Dakota NDT<\/title>\n<meta name=\"description\" content=\"Le scan mode acquiert de nombreuses lectures par seconde et retient la valeur minimale : comment l&#039;utiliser pour trouver le point le plus mince au lieu d&#039;un point quelconque.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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Les deux ont une solution instrumentale pr\u00e9cise. \u2713 \u00c9nergie d\u2019\u00e9mission \u00e9lev\u00e9e pour plastiques et mat\u00e9riaux att\u00e9nuants \u2713 Mesure s\u00e9par\u00e9e du m\u00e9tal et\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"Palpeur \u00e0 ultrasons Dakota NDT haute pr\u00e9cision image applicative pour mesures d\u2019\u00e9paisseur","src":"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-sonda_alta_precisione_per_misure_di_spessore_immagine_applicativa-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-sonda_alta_precisione_per_misure_di_spessore_immagine_applicativa-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-sonda_alta_precisione_per_misure_di_spessore_immagine_applicativa-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-sonda_alta_precisione_per_misure_di_spessore_immagine_applicativa-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-sonda_alta_precisione_per_misure_di_spessore_immagine_applicativa-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":5150,"url":"https:\/\/ultrasuonindt.it\/fr\/technologies-et-normes-end\/transducteurs-et-couplage\/frequence-diametre-et-champ-proche\/","url_meta":{"origin":4984,"position":1},"title":"Fr\u00e9quence, diam\u00e8tre et champ proche","author":"GSM","date":"7 septembre 2026","format":false,"excerpt":"Fr\u00e9quence et diam\u00e8tre ne sont pas des chiffres de catalogue : ils d\u00e9cident jusqu'\u00e0 quelle profondeur arrive l'impulsion, \u00e0 quel point la pi\u00e8ce peut \u00eatre mince et \u00e0 quel point l'aire d'appui de la sonde peut \u00eatre petite. \u2713 Fr\u00e9quence \u00e9lev\u00e9e pour les faibles \u00e9paisseurs, fr\u00e9quence basse pour p\u00e9n\u00e9trer \u2713\u2026","rel":"","context":"Article similaire","block_context":{"text":"Article similaire","link":""},"img":{"alt_text":"Dakota NDT applications de mesure d'\u00e9paisseur par ultrasons sur tubes de petit diam\u00e8tre","src":"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_dakota_applicaizoni_misura_spessore_tubi_piccolo_diametro-web-1200x1200-1.webp?fit=1200%2C1200&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":4468,"url":"https:\/\/ultrasuonindt.it\/fr\/technologies-et-normes-end\/mesure-depaisseur-par-ultrasons\/","url_meta":{"origin":4984,"position":2},"title":"Mesure d&rsquo;\u00e9paisseur par ultrasons","author":"GSM","date":"7 septembre 2026","format":false,"excerpt":"Une impulsion, un \u00e9cho, un temps de vol : c'est de l\u00e0 que na\u00eet la mesure d'\u00e9paisseur. 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