{"id":6375,"date":"2026-05-06T10:07:53","date_gmt":"2026-05-06T10:07:53","guid":{"rendered":"https:\/\/ultrasuonindt.it\/produits\/sondes-et-accessoires\/couplants-ultrasonores\/"},"modified":"2026-10-03T20:10:23","modified_gmt":"2026-10-03T20:10:23","slug":"couplants-ultrasonores","status":"publish","type":"page","link":"https:\/\/ultrasuonindt.it\/fr\/produits\/sondes-et-accessoires\/couplants-ultrasonores\/","title":{"rendered":"Couplants ultrasonores"},"content":{"rendered":"\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-61d584a3 wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-ba02fbf7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:42%\">\n<figure class=\"wp-block-image size-full has-custom-border coblocks-animate\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"700\" height=\"700\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/05\/dakota_ndt-liquidi_accoppianti_per_strumenti_ad_ultrasuoni-web-700x700-1.webp?resize=700%2C700&#038;ssl=1\" alt=\"\" class=\"wp-image-1585\" style=\"border-width:1px;border-top-left-radius:20px;border-top-right-radius:20px;border-bottom-left-radius:20px;border-bottom-right-radius:20px\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/05\/dakota_ndt-liquidi_accoppianti_per_strumenti_ad_ultrasuoni-web-700x700-1.webp?w=700&amp;ssl=1 700w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/05\/dakota_ndt-liquidi_accoppianti_per_strumenti_ad_ultrasuoni-web-700x700-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/05\/dakota_ndt-liquidi_accoppianti_per_strumenti_ad_ultrasuoni-web-700x700-1.webp?resize=150%2C150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 700px) 100vw, 700px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:58%\">\n<p class=\"has-text-color has-background wp-block-paragraph\" style=\"border-radius:0px 6px 6px 0px;border-left-color:#2980B9;border-left-style:solid;border-left-width:5px;color:#1A5276;background-color:#EBF5FB;padding-top:14px;padding-right:16px;padding-bottom:14px;padding-left:16px;font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.612), 20px);font-style:italic\">Le couplant est le pont physique entre le palpeur \u00e0 ultrasons et le mat\u00e9riau : sans couplant, pas de mesure. RODER SRL fournit deux gels et deux p\u00e2tes haute temp\u00e9rature, pour des utilisations de -30 \u00e0 +520 \u00b0C. <\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list is-style-checkbox\">\n<li><strong>Types :<\/strong> gels et p\u00e2tes haute temp\u00e9rature<\/li>\n\n\n\n<li><strong>Gels :<\/strong> GEL-ACC-STD 0 \/ 80 \u00b0C, GEL-ACC-EXT -20 \/ 120 \u00b0C<\/li>\n\n\n\n<li><strong>P\u00e2tes :<\/strong> PST-ACC-MHT -30 \/ +300 \u00b0C, PST-ACC-UHT +100 \/ 520 \u00b0C<\/li>\n\n\n\n<li><strong>Conditionnements :<\/strong> 500 ml (gels), 170 g et 200 g (p\u00e2tes)<\/li>\n\n\n\n<li><strong>Conformit\u00e9 :<\/strong> RCCM<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Sans un bon couplant, la mesure par ultrasons est impossible : l&rsquo;air entre le palpeur et le mat\u00e9riau r\u00e9fl\u00e9chit presque tout le signal et emp\u00eache l&rsquo;onde ultrasonore de p\u00e9n\u00e9trer dans la pi\u00e8ce. Le couplant comble ce vide physique en r\u00e9duisant l&rsquo;\u00e9cart d&rsquo;imp\u00e9dance acoustique \u00e0 l&rsquo;interface et en permettant le transfert optimal du signal. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RODER SRL fournit quatre couplants pour ultrasons : deux gels et deux p\u00e2tes sp\u00e9ciales haute temp\u00e9rature. Pour le choix du produit en fonction de la temp\u00e9rature de service, notre \u00e9quipe technique est \u00e0 votre disposition. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les gels couvrent les temp\u00e9ratures de -20 \u00e0 120 \u00b0C. Pour les surfaces chaudes, les p\u00e2tes sp\u00e9ciales PST-ACC-MHT (de -30 \u00e0 +300 \u00b0C) et PST-ACC-UHT (de +100 \u00e0 520 \u00b0C) sont disponibles, \u00e0 utiliser avec des palpeurs haute temp\u00e9rature. <\/p>\n<\/div>\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\">Pourquoi un couplant est n\u00e9cessaire<\/h2>\n\n<p class=\"wp-block-paragraph\">L&rsquo;ultrason se propage bien dans les solides et dans les liquides, mais <strong>quasiment pas dans l&rsquo;air<\/strong>. L&rsquo;\u00e9cart d&rsquo;imp\u00e9dance acoustique entre l&rsquo;air et le m\u00e9tal est si grand que 99,99 % du signal ultrasonore produit par le palpeur est <strong>r\u00e9fl\u00e9chi \u00e0 l&rsquo;interface air-surface<\/strong>, sans p\u00e9n\u00e9trer dans la pi\u00e8ce. C&rsquo;est pourquoi la moindre irr\u00e9gularit\u00e9 de surface ou une couche d&rsquo;air microscopique peuvent g\u00e2cher la mesure.  <\/p>\n\n<p class=\"wp-block-paragraph\">Le <strong>couplant<\/strong> r\u00e9sout le probl\u00e8me : il comble les micro-irr\u00e9gularit\u00e9s entre palpeur et surface par un milieu d&rsquo;imp\u00e9dance acoustique interm\u00e9diaire, garantissant que le <strong>faisceau ultrasonore entre dans le mat\u00e9riau sans pertes<\/strong>. Le choix du bon couplant influe directement sur la sensibilit\u00e9, la r\u00e9p\u00e9tabilit\u00e9 et l&rsquo;exactitude de la mesure. <\/p>\n\n<h2 class=\"wp-block-heading\">Les quatre couplants disponibles<\/h2>\n\n<p class=\"wp-block-paragraph\">La gamme comprend quatre produits, qui se distinguent par leur plage de temp\u00e9rature et leur conditionnement :<\/p>\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-vertically-aligned-center\" style=\"grid-template-columns:35% auto\"><figure class=\"wp-block-media-text__media\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_std-web-400x400-1.webp?resize=400%2C400&#038;ssl=1\" alt=\"Gel couplant pour ultrasons GEL-ACC-STD, conditionnement de 500 ml\" class=\"wp-image-8939 size-full\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_std-web-400x400-1.webp?w=400&amp;ssl=1 400w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_std-web-400x400-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_std-web-400x400-1.webp?resize=150%2C150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h4 class=\"wp-block-heading\">GEL-ACC-STD<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Gel couplant jaune antirouille, conforme RCCM. Plage de temp\u00e9rature standard 0 \/ 80 \u00b0C. Conditionnement 500 ml.  <\/p>\n<\/div><\/div>\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-vertically-aligned-center\" style=\"grid-template-columns:35% auto\"><figure class=\"wp-block-media-text__media\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_ext-web-400x400-1.webp?resize=400%2C400&#038;ssl=1\" alt=\"Gel couplant pour ultrasons GEL-ACC-EXT, conditionnement de 500 ml\" class=\"wp-image-8940 size-full\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_ext-web-400x400-1.webp?w=400&amp;ssl=1 400w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_ext-web-400x400-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-gel_acc_ext-web-400x400-1.webp?resize=150%2C150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h4 class=\"wp-block-heading\">GEL-ACC-EXT<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Gel couplant bleu anticorrosion, conforme RCCM. Plage de temp\u00e9rature \u00e9tendue -20 \/ 120 \u00b0C. Conditionnement 500 ml.  <\/p>\n<\/div><\/div>\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-vertically-aligned-center\" style=\"grid-template-columns:35% auto\"><figure class=\"wp-block-media-text__media\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_mht-web-400x400-1.webp?resize=400%2C400&#038;ssl=1\" alt=\"P\u00e2te couplante pour ultrasons PST-ACC-MHT, conditionnement de 170 g\" class=\"wp-image-8941 size-full\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_mht-web-400x400-1.webp?w=400&amp;ssl=1 400w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_mht-web-400x400-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_mht-web-400x400-1.webp?resize=150%2C150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h4 class=\"wp-block-heading\">PST-ACC-MHT<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">P\u00e2te sp\u00e9ciale pour couplage ultrasonore moyenne temp\u00e9rature -30 \/ +300 \u00b0C. Ininflammable et sans d\u00e9gagement de fum\u00e9es. Conforme RCCM. Conditionnement 170 g.   <\/p>\n<\/div><\/div>\n\n<div class=\"wp-block-media-text is-stacked-on-mobile is-vertically-aligned-center\" style=\"grid-template-columns:35% auto\"><figure class=\"wp-block-media-text__media\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"400\" src=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_uht-web-400x400-1.webp?resize=400%2C400&#038;ssl=1\" alt=\"P\u00e2te couplante pour ultrasons PST-ACC-UHT, conditionnement de 200 g\" class=\"wp-image-8942 size-full\" srcset=\"https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_uht-web-400x400-1.webp?w=400&amp;ssl=1 400w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_uht-web-400x400-1.webp?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/ultrasuonindt.it\/wp-content\/uploads\/2026\/10\/accoppiante_ultrasuoni-pst_acc_uht-web-400x400-1.webp?resize=150%2C150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h4 class=\"wp-block-heading\">PST-ACC-UHT<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">P\u00e2te sp\u00e9ciale pour couplage ultrasonore tr\u00e8s haute temp\u00e9rature +100 \/ 520 \u00b0C. Ininflammable et sans d\u00e9gagement de fum\u00e9es. Conforme RCCM. Conditionnement 200 g.   <\/p>\n<\/div><\/div>\n\n<h2 class=\"wp-block-heading\">Comment choisir le bon couplant<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>De 0 \u00e0 80 \u00b0C<\/strong> : gel GEL-ACC-STD<\/li>\n\n\n\n<li><strong>De -20 \u00e0 120 \u00b0C<\/strong> : gel GEL-ACC-EXT<\/li>\n\n\n\n<li><strong>De -30 \u00e0 +300 \u00b0C<\/strong> : p\u00e2te PST-ACC-MHT<\/li>\n\n\n\n<li><strong>De +100 \u00e0 520 \u00b0C<\/strong> : p\u00e2te PST-ACC-UHT<\/li>\n\n\n\n<li><strong>Surfaces chaudes<\/strong> : associer le couplant \u00e0 un palpeur haute temp\u00e9rature<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Bonnes pratiques d&rsquo;application<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Nettoyage de la surface<\/strong> : retirer oxydes, poussi\u00e8res et r\u00e9sidus avant d&rsquo;appliquer le couplant<\/li>\n\n\n\n<li><strong>Quantit\u00e9<\/strong> : une goutte g\u00e9n\u00e9reuse suffit ; \u00e9viter le gaspillage<\/li>\n\n\n\n<li><strong>R\u00e9p\u00e9tabilit\u00e9<\/strong> : utiliser la m\u00eame quantit\u00e9 et le m\u00eame temps de stabilisation pour des mesures comparatives<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Applications typiques<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>Toutes les mesures d&rsquo;\u00e9paisseur<\/strong> avec palpeurs dual element corrosion<\/li>\n\n\n\n<li><strong>Mesures de pr\u00e9cision<\/strong> avec palpeurs single element<\/li>\n\n\n\n<li><strong>D\u00e9tection de d\u00e9fauts<\/strong> avec palpeurs shear wave et sabots<\/li>\n\n\n\n<li><strong>Bolt tension<\/strong> sous la t\u00eate de boulon<\/li>\n\n\n\n<li><strong>Mesures HT<\/strong> sur installations vapeur, \u00e9changeurs et fours, avec couplant haute temp\u00e9rature<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Questions fr\u00e9quentes<\/h2>\n\n<h3 class=\"wp-block-heading\">Puis-je utiliser de l&rsquo;huile ou de la graisse \u00e0 la place du couplant ?<\/h3>\n\n<p class=\"wp-block-paragraph\">Techniquement possible pour des mesures occasionnelles, mais d\u00e9conseill\u00e9 : l&rsquo;huile et les graisses ont une imp\u00e9dance acoustique diff\u00e9rente de celle d&rsquo;un couplant optimis\u00e9 et peuvent donner des lectures moins exactes. De plus, certaines graisses contiennent des additifs qui attaquent le joint des palpeurs de pr\u00e9cision. Utilisez toujours un couplant formul\u00e9 pour les ultrasons.  <\/p>\n\n<h3 class=\"wp-block-heading\">Combien de temps dure un conditionnement de couplant ?<\/h3>\n\n<p class=\"wp-block-paragraph\">La dur\u00e9e d\u00e9pend de l&rsquo;intensit\u00e9 d&rsquo;utilisation et de la quantit\u00e9 appliqu\u00e9e par mesure. Un conditionnement standard suffit typiquement pour des centaines de mesures s&rsquo;il est utilis\u00e9 avec parcimonie (une goutte g\u00e9n\u00e9reuse suffit). V\u00e9rifiez toujours la date de p\u00e9remption indiqu\u00e9e sur le conditionnement.  <\/p>\n\n<h3 class=\"wp-block-heading\">Les p\u00e2tes haute temp\u00e9rature conviennent-elles aussi \u00e0 temp\u00e9rature ambiante ?<\/h3>\n\n<p class=\"wp-block-paragraph\">Cela d\u00e9pend du produit. La PST-ACC-MHT est sp\u00e9cifi\u00e9e de -30 \u00e0 +300 \u00b0C ; la PST-ACC-UHT est sp\u00e9cifi\u00e9e de +100 \u00e0 520 \u00b0C et n&rsquo;est donc pas indiqu\u00e9e \u00e0 temp\u00e9rature ambiante. Pour les mesures \u00e0 temp\u00e9rature ambiante, on utilise les gels GEL-ACC-STD et GEL-ACC-EXT.  <\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n<p class=\"wp-block-paragraph\"><strong>Demandez la disponibilit\u00e9 et un devis :<\/strong> <a href=\"https:\/\/ultrasuonindt.it\/fr\/contacts\/\">contactez-nous<\/a> en indiquant le type d&rsquo;application et la quantit\u00e9 requise.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Couplants pour ultrasons : gels GEL-ACC-STD (0 \/ 80 \u00b0C) et GEL-ACC-EXT (-20 \/ 120 \u00b0C), p\u00e2tes haute temp\u00e9rature PST-ACC-MHT (-30 \/ +300 \u00b0C) et PST-ACC-UHT (+100 \/ 520 \u00b0C). Conformes RCCM. <\/p>\n","protected":false},"author":157040980,"featured_media":6376,"parent":3016,"menu_order":7,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_yoast_wpseo_focuskw":"couplants \u00e0 ultrasons","_yoast_wpseo_title":"Couplants pour ultrasons : gels et p\u00e2tes | ULTRASUONI NDT","_yoast_wpseo_metadesc":"Couplants pour ultrasons : gels GEL-ACC-STD (0\/80 \u00b0C) et GEL-ACC-EXT (-20\/120 \u00b0C), p\u00e2tes PST-ACC-MHT (jusqu'\u00e0 +300 \u00b0C) et PST-ACC-UHT (jusqu'\u00e0 520 \u00b0C). 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Conformes RCCM.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/ultrasuonindt.it\/fr\/produits\/sondes-et-accessoires\/couplants-ultrasonores\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Couplants pour ultrasons : gels et p\u00e2tes | ULTRASUONI NDT\" \/>\n<meta property=\"og:description\" content=\"Couplants pour ultrasons : gels GEL-ACC-STD (0\/80 \u00b0C) et GEL-ACC-EXT (-20\/120 \u00b0C), p\u00e2tes PST-ACC-MHT (jusqu&#039;\u00e0 +300 \u00b0C) et PST-ACC-UHT (jusqu&#039;\u00e0 520 \u00b0C). 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