{"id":58231,"date":"2026-03-11T03:25:17","date_gmt":"2026-03-11T03:25:17","guid":{"rendered":"https:\/\/www.kaysuns.com\/?post_type=blog&#038;p=58231"},"modified":"2026-03-11T03:25:19","modified_gmt":"2026-03-11T03:25:19","slug":"normes-europeennes-sur-les-brides-en-13445-vs-en-1759","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/normes-europeennes-sur-les-brides-en-13445-vs-en-1759\/","title":{"rendered":"Analyse des normes europ\u00e9ennes en mati\u00e8re de brides : application et comparaison des normes EN 13445 et EN 1759"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"58231\" class=\"elementor elementor-58231\" data-elementor-post-type=\"blog\">\n\t\t\t\t<div class=\"elementor-element elementor-element-84157db e-flex e-con-boxed e-con e-parent\" data-id=\"84157db\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a30a52 elementor-widget elementor-widget-heading\" data-id=\"1a30a52\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aper\u00e7u des normes europ\u00e9ennes en mati\u00e8re de brides | EN 13445 | EN 1759 | etc.<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ece9eb1 e-con-full e-flex e-con e-child\" data-id=\"ece9eb1\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-2906ea7 e-con-full e-flex e-con e-child\" data-id=\"2906ea7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bf33e8e elementor-widget elementor-widget-text-editor\" data-id=\"bf33e8e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLes normes europ\u00e9ennes en mati\u00e8re de brides vont au-del\u00e0 des normes EN 13445 et EN 1759 et incluent la norme EN 1092, qui est essentiellement \u00e9quivalente \u00e0 la norme ASME B16.5. Actuellement, les grandes entreprises europ\u00e9ennes approuvent largement la norme EN 13445, en particulier lorsque l'\u00e9quipement est export\u00e9 vers l'Europe ou que le propri\u00e9taire est une grande entreprise europ\u00e9enne, la conformit\u00e9 de la conception \u00e0 la norme EN 13445 est g\u00e9n\u00e9ralement exig\u00e9e.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57a2f42 elementor-widget elementor-widget-text-editor\" data-id=\"57a2f42\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tEn ce qui concerne les normes relatives aux brides, la norme EN 1092 est parfois adopt\u00e9e, tandis que la norme ASME B16.5 est directement sp\u00e9cifi\u00e9e dans d'autres cas. Cependant, les normes ASME BPVC et EN 13445 comportent certaines limitations r\u00e9gionales, ce qui peut restreindre leur acceptation.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-357dbf2 e-con-full e-flex e-con e-child\" data-id=\"357dbf2\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-45b55b3 elementor-widget elementor-widget-image\" data-id=\"45b55b3\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"766\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/03\/EU-Standard-Flange-Packaging-Unit-1024x766.webp\" class=\"attachment-large size-large wp-image-58246\" alt=\"Unit\u00e9 d&#039;emballage de brides aux normes de l&#039;UE\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/03\/EU-Standard-Flange-Packaging-Unit-1024x766.webp 1024w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/03\/EU-Standard-Flange-Packaging-Unit-1536x1149.webp 1536w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/03\/EU-Standard-Flange-Packaging-Unit-2048x1532.webp 2048w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/03\/EU-Standard-Flange-Packaging-Unit-scaled-e1773197072675-15x12.webp 15w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac2d658 elementor-widget elementor-widget-text-editor\" data-id=\"ac2d658\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tEn outre, m\u00eame si des normes alternatives sont convenues, l'approbation de l'AI\/NOBO est n\u00e9cessaire.Pour les brides de tuyauterie standard en acier ou \u00e0 base de nickel, il n'est pas pratique d'effectuer des calculs non standard pour chacune d'entre elles, et m\u00eame si l'on tente de le faire, ces calculs peuvent ne pas \u00eatre approuv\u00e9s.Actuellement, des normes telles que EN 13445-3\/6\/8\/10 ne font que se r\u00e9f\u00e9rer directement \u00e0 EN 1092-1.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7023b67 elementor-widget elementor-widget-heading\" data-id=\"7023b67\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">EN 13445 R\u00e9sistance du joint<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c32e9dc elementor-widget elementor-widget-text-editor\" data-id=\"c32e9dc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tToutefois, il convient de noter que le tableau de correspondance des brides et des joints de l'EN 13445-3 \u00e9num\u00e8re explicitement les grades CLASS, ce qui indique que les brides en acier europ\u00e9en rel\u00e8vent \u00e9galement de la classification CLASS (bien que le texte principal de l'EN 13445 ne l'indique pas explicitement). De plus, les exemples d'application du CEN\/TR 13445-101 font explicitement r\u00e9f\u00e9rence \u00e0 l'EN 1759-1.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8828764 elementor-widget elementor-widget-text-editor\" data-id=\"8828764\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table>\n<tbody>\n<tr bgcolor=\"#00a0e9\">\n<th>PN<br \/>s\u00e9rie d\u00e9sign\u00e9e<\/th>\n<th>Classe<br \/>s\u00e9rie d\u00e9sign\u00e9e<\/th>\n<th>Type de joint<\/th>\n<th>Cat\u00e9gorie de r\u00e9sistance minimale requise pour les boulons<\/th>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">2,5 \u00e0 16<\/td>\n<td>\u2013<\/td>\n<td>Joint plat non m\u00e9tallique avec ou sans enveloppe<\/td>\n<td>Faible r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\" rowspan=\"2\">25<\/td>\n<td rowspan=\"2\">150<\/td>\n<td>Joint plat non m\u00e9tallique avec ou sans enveloppe<\/td>\n<td>Faible r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9tal enroul\u00e9 en spirale avec charge<br \/>M\u00e9tal ondul\u00e9 gain\u00e9 de mastic<br \/>M\u00e9tal ondul\u00e9 avec ou sans remplissage<\/td>\n<td>Force moyenne<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\" rowspan=\"3\">40<\/td>\n<td rowspan=\"3\">\u2013<\/td>\n<td>Joint plat non m\u00e9tallique avec ou sans enveloppe<\/td>\n<td>Faible r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9tal enroul\u00e9 en spirale avec charge<br \/>M\u00e9tal ondul\u00e9 gain\u00e9 de mastic<br \/>M\u00e9tal ondul\u00e9 avec ou sans remplissage<\/td>\n<td>Force moyenne<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9tal plat gain\u00e9 de mastic<br \/>M\u00e9tal plat rainur\u00e9 ou plein<\/td>\n<td>Haute r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\" rowspan=\"3\">63<\/td>\n<td rowspan=\"3\">300<\/td>\n<td>Joint plat non m\u00e9tallique avec ou sans enveloppe<\/td>\n<td>Faible r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9tal enroul\u00e9 en spirale avec charge<br \/>M\u00e9tal ondul\u00e9 gain\u00e9 de mastic<br \/>M\u00e9tal ondul\u00e9 avec ou sans remplissage<\/td>\n<td>Force moyenne<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9tal plat gain\u00e9 de mastic<br \/>M\u00e9tal plat rainur\u00e9 ou plein<br \/>Joint \u00e0 anneau m\u00e9tallique<\/td>\n<td>Haute r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\" rowspan=\"2\">100<\/td>\n<td rowspan=\"2\">600<\/td>\n<td>Joint plat non m\u00e9tallique avec ou sans enveloppe<br \/>M\u00e9tal enroul\u00e9 en spirale avec charge<br \/>M\u00e9tal ondul\u00e9 gain\u00e9 de mastic<br \/>M\u00e9tal ondul\u00e9 avec ou sans remplissage<\/td>\n<td>Force moyenne<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9tal plat gain\u00e9 de mastic<br \/>M\u00e9tal plat rainur\u00e9 ou plein<br \/>Joint \u00e0 anneau m\u00e9tallique<\/td>\n<td>Haute r\u00e9sistance<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c1340c0 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c1340c0\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6a76582\" data-id=\"6a76582\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c722323 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c722323\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ce que nous faisons<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aa8aa05 elementor-drop-cap-yes elementor-widget__width-initial elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"aa8aa05\" data-element_type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Plaque<\/li><li>Feuille<\/li><li>Forgeage<\/li><li>Barre ronde<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e9d3a9e elementor-drop-cap-yes elementor-widget__width-initial elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"e9d3a9e\" data-element_type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Bride<\/li><li>Tuyaux<\/li><li>Raccords<\/li><li>Sur mesure<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-c59b2ae\" data-id=\"c59b2ae\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-70c08fa elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"70c08fa\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Contactez-nous pour plus d'informations\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80c4c08 elementor-align-center elementor-mobile-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"80c4c08\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjQ2ODEzIiwidG9nZ2xlIjpmYWxzZX0%3D\" target=\"_blank\" id=\"#241018\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Nous contacter<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-89f54e6 e-flex e-con-boxed e-con e-parent\" data-id=\"89f54e6\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d2f78ee elementor-widget elementor-widget-heading\" data-id=\"d2f78ee\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Tableau du chapitre 11 de la norme EN 13445-3<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c3ec35 elementor-widget elementor-widget-text-editor\" data-id=\"1c3ec35\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tAu chapitre 11 de la norme EN 13445-3, nous trouvons un tableau crucial. Ce tableau d\u00e9taille les relations de correspondance entre les brides et les joints, en particulier la correspondance explicite des grades CLASS. Ce contenu confirme que les brides en acier du syst\u00e8me europ\u00e9en de brides entrent effectivement dans le cadre des grades CLASS, m\u00eame si le texte principal de la norme EN 13445 ne l'indique pas explicitement. De plus, les exemples d'application du CEN\/TR 13445-101 font explicitement r\u00e9f\u00e9rence \u00e0 l'EN 1759-1, soulignant l'importance critique de cette derni\u00e8re norme dans l'industrie europ\u00e9enne des brides.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-1c27a98 e-flex e-con-boxed e-con e-parent\" data-id=\"1c27a98\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e5139cf elementor-widget elementor-widget-text-editor\" data-id=\"e5139cf\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table>\n<tbody>\n<tr>\n<td>Mat\u00e9riau<\/td>\n<td>1.4362<\/td>\n<td>Temp. de conception.<\/td>\n<td>165\u2103 (329\u2109)<\/td>\n<td>Rp0,2 \u00e0 T<\/td>\n<td>294Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\"><\/td>\n<td>Rp0,2 \u00e0 la temp\u00e9rature ambiante<\/td>\n<td>400 Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\"><\/td>\n<td>Rm \u00e0 RT<\/td>\n<td>600 Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">Contrainte admissible f : min (Rm\/3, Rp0,2\/1,5)<\/td>\n<td>\u00e0 165\u2103<\/td>\n<td>196 Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">Contrainte s\u00e9lectionn\u00e9e : min (0,7Rp0,2 \u00e0 RT\/T,1,25f)<\/td>\n<td>\u00e0 165\u2103<\/td>\n<td>205,8 Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">Classe 300 Pression admissible :<br \/>min(300\u00d710\u00d7Ss\/8750, tableau B1)<\/td>\n<td>\u00e0 165\u2103<\/td>\n<td>49,79 bar<br \/>4,979 Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\">Classe 150 Pression admissible :<br \/>min(115\u00d710\u00d7Ss\/8750, tableau B1, Pt)<\/td>\n<td>\u00e0 165\u2103<\/td>\n<td>49,79 bar<br \/>4,979 Mpa<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\"><\/td>\n<td>Pt=C2-C3T<\/td>\n<td>\u00e0 165\u2103<\/td>\n<td>15,27 bar<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eb69592 elementor-widget elementor-widget-text-editor\" data-id=\"eb69592\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table>\n<tbody>\n<tr bgcolor=\"#00a0e9\">\n<th>Symbole<\/th>\n<th>Classe<\/th>\n<th>Cal. Presser<\/th>\n<th>Presse autoris\u00e9e<\/th>\n<th>U%<\/th>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">M6<\/td>\n<td>300<\/td>\n<td>0.7031<\/td>\n<td>4.979<\/td>\n<td>14.12<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">M8<\/td>\n<td>300<\/td>\n<td>0.9002<\/td>\n<td>4.979<\/td>\n<td>\u2013<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">M10<\/td>\n<td>300<\/td>\n<td>1.0101<\/td>\n<td>4.979<\/td>\n<td>20.29<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0d8c024 e-flex e-con-boxed e-con e-parent\" data-id=\"0d8c024\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8616e14 elementor-widget elementor-widget-heading\" data-id=\"8616e14\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Application de la norme EN 13445<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b80059f elementor-widget elementor-widget-text-editor\" data-id=\"b80059f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tActuellement, les normes telles que l'EN 13445-3\/6\/8\/10 ne font que renvoyer directement \u00e0 la norme EN 1092-1.Toutefois, il convient de noter que le tableau de correspondance des brides et des joints de l'EN 13445-3 mentionne explicitement les grades CLASS, ce qui indique que les brides en acier en Europe rel\u00e8vent \u00e9galement du syst\u00e8me de classification CLASS.Ce contenu renforce l'influence de la norme en Europe.Malgr\u00e9 ses limitations r\u00e9gionales, elle est largement accept\u00e9e et exerce un impact significatif sur l'ensemble du continent.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c253bb2 e-flex e-con-boxed e-con e-parent\" data-id=\"c253bb2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-239db56 elementor-widget elementor-widget-heading\" data-id=\"239db56\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comparaison et application de la norme EN 1759<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0f3e0f elementor-widget elementor-widget-text-editor\" data-id=\"e0f3e0f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSi la norme de bride sp\u00e9cifi\u00e9e dans les conditions est ASME B16.5, il est recommand\u00e9 de passer \u00e0 la norme EN 1759-1 pour assurer la coh\u00e9rence de la conception.L'utilisation de cette norme simplifie le calcul des brides de tuyauterie et est g\u00e9n\u00e9ralement accept\u00e9e par AI et NOBO dans la plupart des cas.Toutefois, la norme EN 1759-1 pr\u00e9sente \u00e9galement des limites.La norme n'a pas \u00e9t\u00e9 mise \u00e0 jour depuis 2004, ce qui signifie que certaines normes de mat\u00e9riaux plus r\u00e9centes ne sont pas couvertes.N\u00e9anmoins, l'annexe D de cette norme fournit une m\u00e9thode de calcul de la pression de service maximale admissible (PSMA) pour les mat\u00e9riaux standard europ\u00e9ens \u00e0 des temp\u00e9ratures de calcul sp\u00e9cifiques, ce qui permet de rem\u00e9dier en partie \u00e0 cette lacune.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element 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