{"id":8503,"date":"2026-04-17T12:40:48","date_gmt":"2026-04-17T12:40:48","guid":{"rendered":"https:\/\/ultrasuonindt.it\/inspection-de-corrosion-sur-pipelines-la-norme-api-570-et-les-appareils-dakota-ndt\/"},"modified":"2026-10-03T14:14:03","modified_gmt":"2026-10-03T14:14:03","slug":"inspection-de-corrosion-sur-pipelines-la-norme-api-570-et-les-appareils-dakota-ndt","status":"publish","type":"post","link":"https:\/\/ultrasuonindt.it\/fr\/inspection-de-corrosion-sur-pipelines-la-norme-api-570-et-les-appareils-dakota-ndt\/","title":{"rendered":"Inspection de corrosion sur pipelines : la norme API 570 et les appareils Dakota NDT"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">L&rsquo;inspection de la corrosion sur les pipelines et les tuyauteries de proc\u00e9d\u00e9 selon l&rsquo;<strong>API 570<\/strong> est l&rsquo;une des applications les plus critiques de la mesure ultrasonore d&rsquo;\u00e9paisseur. La norme pose des exigences strictes en mati\u00e8re d&rsquo;appareils, de proc\u00e9dure et de qualification du personnel. Les appareils Dakota NDT des s\u00e9ries <strong>CMX, MX et CX8-DL<\/strong> sont con\u00e7us pr\u00e9cis\u00e9ment pour y r\u00e9pondre, gr\u00e2ce \u00e0 l&rsquo;enregistreur de donn\u00e9es structur\u00e9, au mode Echo-Echo ThruPaint\u2122 et \u00e0 la conformit\u00e9 aux normes m\u00e9trologiques de r\u00e9f\u00e9rence.  <\/p>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"627\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-applicazione_cmx10_dettaglio_misura_su_tubi_e_serbatoi.jpg?resize=1200%2C627&#038;ssl=1\" alt=\"Inspection de corrosion sur pipeline avec des appareils Dakota\" class=\"wp-image-257\" style=\"width:600px\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-applicazione_cmx10_dettaglio_misura_su_tubi_e_serbatoi.jpg?w=1200&amp;ssl=1 1200w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-applicazione_cmx10_dettaglio_misura_su_tubi_e_serbatoi.jpg?resize=300%2C157&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-applicazione_cmx10_dettaglio_misura_su_tubi_e_serbatoi.jpg?resize=1024%2C535&amp;ssl=1 1024w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-applicazione_cmx10_dettaglio_misura_su_tubi_e_serbatoi.jpg?resize=768%2C401&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<h2 class=\"wp-block-heading\">Le probl\u00e8me de la corrosion dans les pipelines<\/h2>\n\n<p class=\"wp-block-paragraph\">Les tuyauteries des proc\u00e9d\u00e9s oil &amp; gas subissent plusieurs m\u00e9canismes de d\u00e9gradation qui r\u00e9duisent progressivement leur \u00e9paisseur de paroi :<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Corrosion interne<\/strong> : due aux fluides transport\u00e9s, en particulier en pr\u00e9sence d&rsquo;H\u2082S, de CO\u2082, d&rsquo;eau libre et de solides abrasifs<\/li>\n<li><strong>Corrosion externe<\/strong> : caus\u00e9e par l&rsquo;atmosph\u00e8re, les milieux marins, la condensation sous calorifuge (CUI \u2014 Corrosion Under Insulation)<\/li>\n<li><strong>\u00c9rosion<\/strong> : due \u00e0 la vitesse \u00e9lev\u00e9e du fluide ou \u00e0 la pr\u00e9sence de particules<\/li>\n<li><strong>Piq\u00fbration localis\u00e9e<\/strong> : difficile \u00e0 rep\u00e9rer sans cartographie syst\u00e9matique<\/li>\n<li><strong>Corrosion sous contrainte<\/strong> : fissures sous tension en milieu corrosif<\/li>\n<\/ul>\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<h2 class=\"wp-block-heading\">Cadre normatif : l&rsquo;API 570<\/h2>\n\n<p class=\"wp-block-paragraph\">L&rsquo;API 570 \u00ab Piping Inspection Code \u00bb d\u00e9finit le cadre complet de l&rsquo;inspection en service des tuyauteries en raffinerie et en p\u00e9trochimie. Elle fixe les fr\u00e9quences d&rsquo;inspection, les m\u00e9thodes admises, les crit\u00e8res d&rsquo;acceptation et la qualification du personnel (API 570 Authorized Inspector). Pour approfondir la norme, nous vous renvoyons \u00e0 notre article <a href=\"https:\/\/ultrasuonindt.it\/fr\/api-570-et-api-653-exigences-dinstrumentation-pour-linspection-des-tuyauteries-et-des-reservoirs\/\">API 570 et API 653 : exigences d&rsquo;appareillage<\/a>.  <\/p>\n\n<h2 class=\"wp-block-heading\">M\u00e9thode d&rsquo;inspection ultrasonore pour pipelines<\/h2>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"700\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-immagine_con_sonda_e_procedura_di_taratura_e_calibrazione.jpg?resize=960%2C700&#038;ssl=1\" alt=\"Palpeur &#xE0; ultrasons pour l'inspection de pipelines\" class=\"wp-image-239\" style=\"width:500px\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-immagine_con_sonda_e_procedura_di_taratura_e_calibrazione.jpg?w=960&amp;ssl=1 960w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-immagine_con_sonda_e_procedura_di_taratura_e_calibrazione.jpg?resize=300%2C219&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-immagine_con_sonda_e_procedura_di_taratura_e_calibrazione.jpg?resize=768%2C560&amp;ssl=1 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n<p class=\"wp-block-paragraph\">L&rsquo;inspection d&rsquo;\u00e9paisseur selon l&rsquo;API 570 suit une proc\u00e9dure structur\u00e9e :<\/p>\n\n<ol class=\"wp-block-list\">\n<li><strong>D\u00e9finition des Condition Monitoring Locations (CML)<\/strong> : points fixes pr\u00e9d\u00e9finis le long de la tuyauterie, sur lesquels on rel\u00e8ve des mesures r\u00e9p\u00e9t\u00e9es dans le temps pour \u00e9valuer la tendance de la corrosion<\/li>\n<li><strong>Pr\u00e9paration de la surface<\/strong> : \u00e9limination des salissures et de la rouille superficielle, de la peinture seulement si n\u00e9cessaire (sinon on utilise ThruPaint\u2122)<\/li>\n<li><strong>Application du gel couplant<\/strong> sur la zone de mesure<\/li>\n<li><strong>Calibrage de l&rsquo;appareil<\/strong> : sur des cales de r\u00e9f\u00e9rence dans un mat\u00e9riau analogue \u00e0 celui du tube inspect\u00e9<\/li>\n<li><strong>Mesure sur une grille structur\u00e9e<\/strong> autour de la CML : en g\u00e9n\u00e9ral 4 \u00e0 16 relev\u00e9s en disposition radiale et axiale<\/li>\n<li><strong>Enregistrement des relev\u00e9s<\/strong> dans l&rsquo;enregistreur de donn\u00e9es de l&rsquo;appareil, avec une identification unique<\/li>\n<li><strong>Calcul du tmin et de la remaining life<\/strong> : comparaison avec l&rsquo;\u00e9paisseur minimale admissible et estimation de la dur\u00e9e de vie r\u00e9siduelle<\/li>\n<li><strong>Analyse de tendance<\/strong> : comparaison avec les inspections pr\u00e9c\u00e9dentes sur les m\u00eames CML pour calculer la vitesse de corrosion<\/li>\n<\/ol>\n\n<h2 class=\"wp-block-heading\">Appareils Dakota indiqu\u00e9s pour les pipelines<\/h2>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"627\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_cmx_10_display_dettaglio_tracciabilita.jpg?resize=1200%2C627&#038;ssl=1\" alt=\"Appareil Dakota pour l'inspection de corrosion sur pipeline\" class=\"wp-image-255\" style=\"width:500px\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_cmx_10_display_dettaglio_tracciabilita.jpg?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_cmx_10_display_dettaglio_tracciabilita.jpg?resize=300%2C157&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_cmx_10_display_dettaglio_tracciabilita.jpg?resize=1024%2C535&amp;ssl=1 1024w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/04\/dakota_ndt-strumenti_di_misura_ad_ultrasuoni-strumento_cmx_10_display_dettaglio_tracciabilita.jpg?resize=768%2C401&amp;ssl=1 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<p class=\"wp-block-paragraph\">Pour les inspections API 570, les choix habituels dans la gamme Dakota NDT sont :<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Dakota CX8-DL<\/strong> : entr\u00e9e de gamme professionnelle, enregistreur de 100 000 relev\u00e9s, ThruPaint\u2122, suffisant pour des campagnes d&rsquo;inspection de taille moyenne<\/li>\n<li><strong>Dakota CMX1-DL \/ CMX2-DL \/ CMX3-DL<\/strong> : A-Scan, m\u00e9moire de 4 Go, jusqu&rsquo;\u00e0 250 relev\u00e9s\/s en mode scan, mode PECT pour la corrosion sous rev\u00eatement<\/li>\n<li><strong>Dakota MX1-DL \/ MX2-DL<\/strong> : B-Scan avec vue 2D par blocs, id\u00e9aux pour cartographier la piq\u00fbration le long des tuyauteries<\/li>\n<li><strong>Dakota CMX10-DL<\/strong> : haut de gamme, \u00e9cran haute r\u00e9solution et capacit\u00e9 de gestion de projets complexes<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">G\u00e9rer le rev\u00eatement : ThruPaint\u2122<\/h2>\n\n<p class=\"wp-block-paragraph\">L&rsquo;une des difficult\u00e9s de l&rsquo;inspection des pipelines est la pr\u00e9sence de rev\u00eatements de protection ext\u00e9rieurs (peintures, \u00e9poxy, PU) qui font partie int\u00e9grante de la protection cathodique et ne doivent pas \u00eatre retir\u00e9s pendant l&rsquo;inspection. Le mode <strong>Echo-Echo ThruPaint\u2122<\/strong> des appareils Dakota permet, d&rsquo;apr\u00e8s les sp\u00e9cifications officielles, de mesurer l&rsquo;\u00e9paisseur du m\u00e9tal en ignorant les rev\u00eatements jusqu&rsquo;\u00e0 <strong>2 mm (80 mils)<\/strong>. Cela \u00e9vite un sablage ou un d\u00e9capage pr\u00e9alable et r\u00e9duit les d\u00e9lais et les co\u00fbts de l&rsquo;inspection.  <\/p>\n\n<h2 class=\"wp-block-heading\">L&rsquo;enregistreur de donn\u00e9es structur\u00e9<\/h2>\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"5184\" height=\"2920\" 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.jpg?resize=5184%2C2920&#038;ssl=1\" alt=\"Application de mesure d'&#xE9;paisseur sur pipeline\" class=\"wp-image-205\" style=\"width:500px\" 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.jpg?w=5184&amp;ssl=1 5184w, 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.jpg?resize=300%2C169&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.jpg?resize=1024%2C577&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.jpg?resize=768%2C433&amp;ssl=1 768w, 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.jpg?resize=1536%2C865&amp;ssl=1 1536w, 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.jpg?resize=2048%2C1154&amp;ssl=1 2048w, 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.jpg?w=3000&amp;ssl=1 3000w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/figure>\n\n<p class=\"wp-block-paragraph\">L&rsquo;enregistreur de donn\u00e9es des appareils Dakota CMX et MX organise les mesures en <strong>grilles et lots alphanum\u00e9riques<\/strong>, ce qui est essentiel pour les inspections API 570, o\u00f9 :<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Chaque CML doit \u00eatre identifi\u00e9e de fa\u00e7on unique<\/li>\n<li>Les relev\u00e9s doivent \u00eatre reproductibles aux m\u00eames positions \u00e0 des mois ou des ann\u00e9es d&rsquo;intervalle<\/li>\n<li>La tendance de la corrosion doit pouvoir \u00eatre reconstitu\u00e9e a posteriori<\/li>\n<li>Les donn\u00e9es doivent \u00eatre exportables vers des syst\u00e8mes d&rsquo;asset integrity management (export Excel, CSV via DakMaster\u2122)<\/li>\n<li>\u00c0 partir du CMX3-DL, la forme d&rsquo;onde A-Scan peut \u00eatre archiv\u00e9e avec la valeur num\u00e9rique \u00e0 titre de preuve<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Applications typiques<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Lignes de transport d&rsquo;hydrocarbures liquides et gazeux<\/li>\n<li>Tuyauteries de proc\u00e9d\u00e9 en raffinerie (distillation, reformage, craquage)<\/li>\n<li>Lignes vapeur et condensat dans les centrales<\/li>\n<li>Tuyauteries de plates-formes offshore et de stations de pompage<\/li>\n<li>R\u00e9seaux de fire water et de service water<\/li>\n<li>Collecteurs, manifolds et headers de proc\u00e9d\u00e9<\/li>\n<\/ul>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<p class=\"wp-block-paragraph\">Pour un accompagnement dans le choix de l&rsquo;appareil le mieux adapt\u00e9 \u00e0 Votre campagne d&rsquo;inspection API 570 et pour des d\u00e9monstrations sur site, <a href=\"https:\/\/ultrasuonindt.it\/fr\/contacts\/\">contactez notre bureau technique<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;inspection de corrosion sur pipelines selon l&rsquo;API 570 exige des appareils qualifi\u00e9s, dot\u00e9s d&rsquo;un enregistreur de donn\u00e9es structur\u00e9, du mode ThruPaint\u2122 pour mesurer \u00e0 travers les rev\u00eatements et d&rsquo;un archivage complet par CML. Guide du choix des appareils Dakota CMX, MX et CX8-DL pour les campagnes d&rsquo;inspection en oil &#038; gas. <\/p>\n","protected":false},"author":157040980,"featured_media":4954,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[124],"tags":[72,71,70,69,68,67],"class_list":["post-8503","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-notes-dapplication","tag-controle-des-tuyauteries-api-570","tag-controles-cnd-oil-gas","tag-mesure-depaisseur-sur-acier-au-carbone","tag-mesure-de-corrosion-par-ultrasons","tag-mesure-echo-echo-thrupaint-a-travers-la-peinture","tag-mesure-pulse-echo-par-ultrasons"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Inspection Corrosion Pipeline API 570 Dakota NDT | RODER<\/title>\n<meta name=\"description\" content=\"Inspection de corrosion sur pipelines selon l&#039;API 570 : proc\u00e9dure, CML, ThruPaint et enregistreur de donn\u00e9es. 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