{"id":12372,"date":"2026-01-22T21:21:05","date_gmt":"2026-01-22T13:21:05","guid":{"rendered":"https:\/\/aobosteel.com\/?page_id=12372"},"modified":"2026-04-02T17:44:20","modified_gmt":"2026-04-02T09:44:20","slug":"selection-of-tool-steel-for-hot-trimming-dies","status":"publish","type":"page","link":"https:\/\/aobosteel.com\/es\/selection-of-tool-steel-for-hot-trimming-dies\/","title":{"rendered":"Selecci\u00f3n de aceros para matrices de recorte en caliente | D2 vs H11 vs H21 | Aobo Steel"},"content":{"rendered":"<div class=\"wp-block-uagb-container uagb-block-9c2e1ca3 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h1 class=\"wp-block-heading\" id=\"h-selection-of-tool-steel-for-hot-trimming-dies\">Selecci\u00f3n de aceros para herramientas en matrices de recorte en caliente<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">El recorte en caliente es una operaci\u00f3n secundaria en la forja y la fundici\u00f3n a presi\u00f3n que se utiliza para eliminar rebabas, bebederos y excesos de material inmediatamente despu\u00e9s del conformado, mientras la pieza a\u00fan est\u00e1 caliente. Esto mejora la eficiencia del corte, pero expone el molde a cargas mec\u00e1nicas y ciclos t\u00e9rmicos simult\u00e1neos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La temperatura de corte depende del material. Las aleaciones no ferrosas pueden procesarse a temperaturas cercanas a los 150 \u00b0C, mientras que los aceros y las aleaciones ferrosas suelen superar los 980 \u00b0C. En estas condiciones, interact\u00faan tres mecanismos de da\u00f1o: el desgaste abrasivo de la capa de \u00f3xido, la fatiga t\u00e9rmica por los ciclos repetidos de calentamiento y enfriamiento, y la deformaci\u00f3n del filo debido al ablandamiento t\u00e9rmico. En la mayor\u00eda de los casos, la vida \u00fatil de la herramienta est\u00e1 limitada por el mecanismo que se desarrolla m\u00e1s r\u00e1pidamente en un ciclo determinado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Factores de selecci\u00f3n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La selecci\u00f3n del acero para herramientas viene determinada por el modo de fallo predominante en condiciones de recorte espec\u00edficas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La resistencia al desgaste y la tenacidad constituyen el principal dilema. Un alto contenido de carburo mejora la resistencia a la abrasi\u00f3n y ralentiza el redondeo del filo, pero reduce la resistencia al impacto y aumenta el riesgo de astillamiento. En operaciones con rebabas intensas, desalineaci\u00f3n o cargas inestables, una tenacidad insuficiente provoca una falla prematura del filo antes de que el desgaste se vuelva cr\u00edtico.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La resistencia a la fatiga t\u00e9rmica controla la iniciaci\u00f3n y propagaci\u00f3n de grietas durante el calentamiento c\u00edclico. Cuando el recorte implica ciclos cortos y repetidos con cambios r\u00e1pidos de temperatura, se forman grietas superficiales que se interconectan gradualmente formando redes. Una vez establecidas, estas grietas aceleran la remoci\u00f3n de material y reducen la estabilidad del filo. Los aceros con mayor tenacidad y estabilidad al revenido retrasan este proceso.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La dureza en caliente se vuelve determinante cuando aumenta el tiempo de contacto o el aporte t\u00e9rmico. Si el acero se ablanda durante el uso, el filo de corte se deforma pl\u00e1sticamente incluso si la resistencia al desgaste es adecuada. Esto es t\u00edpico en ciclos m\u00e1s lentos, secciones m\u00e1s gruesas o en condiciones donde el calor se acumula en lugar de disiparse entre pasadas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Aceros para herramientas recomendados<\/h2>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-b5ed7ae8\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-d2-tool-steel-1-2379-skd11\">Acero para herramientas AISI D2 | 1.2379 | SKD11<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">El acero D2 se utiliza en el mecanizado en caliente cuando el desgaste abrasivo es el principal modo de fallo y la exposici\u00f3n t\u00e9rmica es breve. Su alto contenido en carbono y cromo produce un gran volumen de carburos duros, lo que ralentiza el desgaste del filo y mantiene la nitidez de corte.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Su limitaci\u00f3n radica en su baja tenacidad y moderada resistencia al ablandamiento t\u00e9rmico. Por lo tanto, se limita al recorte de rebabas finas, operaciones de alta velocidad o casos donde el tiempo de contacto entre la herramienta y la pieza es breve. Su dureza t\u00edpica es de 58 a 60 HRC, elegida para mantener la resistencia al desgaste y, al mismo tiempo, limitar el riesgo de fractura fr\u00e1gil.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/d2-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material D2<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-b5ed7ae8\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-h11-tool-steel-1-2343-skd6\">Acero para herramientas AISI H11 | 1.2343 | SKD6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">El acero H11 se selecciona cuando la falla se debe a cargas de impacto o fatiga t\u00e9rmica. En comparaci\u00f3n con el D2, ofrece menor resistencia al desgaste, pero una tenacidad y resistencia a la propagaci\u00f3n de grietas significativamente mayores.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Es adecuado para condiciones generales de recorte en caliente donde la carga var\u00eda o los impactos son significativos, como en el forjado por recalcado. En estas condiciones, la falla del filo se debe con mayor frecuencia al agrietamiento que al desgaste. Su dureza t\u00edpica es de 46 a 50 HRC, lo que equilibra la resistencia con la resistencia a la fractura y al agrietamiento t\u00e9rmico.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/h11-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material H11<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-b5ed7ae8\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-h21-tool-steel-1-2581-skd5\">Acero para herramientas AISI H21 | 1.2581 | SKD5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">El acero H21 se utiliza cuando el ablandamiento t\u00e9rmico limita la vida \u00fatil de la herramienta. Su contenido de tungsteno mejora la resistencia a altas temperaturas, lo que permite que el filo conserve su geometr\u00eda bajo calor sostenido.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Es ideal para el recorte de rebabas intensas, secciones gruesas o ciclos lentos en los que se acumula calor durante el funcionamiento. En comparaci\u00f3n con el H11, ofrece mayor resistencia al ablandamiento, pero menor tenacidad. Su dureza t\u00edpica es de 50 a 52 HRC, elegida para mantener la estabilidad del filo bajo carga t\u00e9rmica.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--3\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/h21-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de materiales H21<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-b5ed7ae8\">\n<h3 class=\"wp-block-heading\" id=\"h-aisi-s7-tool-steel-din-1-2355\">Acero para herramientas AISI S7 | DIN 1.2355<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">El acero S7 se elige cuando el impacto es la principal causa de fallo y el astillamiento de los bordes es el riesgo principal. Su alta tenacidad le permite absorber impactos repetidos sin agrietarse.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Su resistencia al desgaste y dureza en caliente son limitadas, por lo que no es adecuada para condiciones donde predominan la abrasi\u00f3n o las altas temperaturas. Su rendimiento es \u00f3ptimo en operaciones de recorte con cargas inestables o impactos mec\u00e1nicos severos. Se requiere un tratamiento t\u00e9rmico por encima de la temperatura de servicio prevista para reducir el riesgo de ablandamiento durante el uso.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50\"><a class=\"wp-block-button__link wp-element-button\">Enviar consulta ahora<\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-outline is-style-outline--4\"><a class=\"wp-block-button__link has-ast-global-color-3-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/aobosteel.com\/es\/s7-tool-steel\/\" style=\"background-color:#ffffff00\">Ver detalles de suministro de material S7<\/a><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-uagb-container uagb-block-b5ed7ae8\">\n<h3 class=\"wp-block-heading\">Aceros de baja aleaci\u00f3n 6G o 6F2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Estos aceros se utilizan para punzones y componentes de soporte donde la falla se produce por fractura en masa en lugar de desgaste en los bordes. Su composici\u00f3n de Ni-Cr-Mo proporciona una alta tenacidad del n\u00facleo y resistencia a cargas de compresi\u00f3n e impacto elevadas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No est\u00e1n dise\u00f1ados para filos de corte. Se utilizan en aplicaciones donde la fiabilidad estructural y la resistencia al agrietamiento son m\u00e1s importantes que la dureza. Su dureza t\u00edpica oscila entre 41,8 y 45,7 HRC, lo que proporciona un equilibrio entre resistencia y ductilidad.<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Tabla de resumen<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Grado de acero para herramientas<\/td><td>Dureza t\u00edpica<\/td><td>Ventaja principal del recorte en caliente<\/td><\/tr><tr><td>D2<\/td><td>58\u201360 HRC<\/td><td>Resiste el desgaste abrasivo en el recorte de contacto corto.<\/td><\/tr><tr><td>H11<\/td><td>46\u201350 HRC<\/td><td>Resiste el agrietamiento por impacto y ciclos t\u00e9rmicos.<\/td><\/tr><tr><td>H21<\/td><td>50\u201352 HRC<\/td><td>Mantiene la resistencia del filo bajo calor sostenido.<\/td><\/tr><tr><td>S7<\/td><td>-<\/td><td>Absorbe los golpes y evita que los bordes se astillen.<\/td><\/tr><tr><td>6G \/ 6F2<\/td><td>41,8\u201345,7 HRC<\/td><td>Proporciona una gran resistencia a los componentes de alta resistencia.<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Selection of Tool Steel for Hot Trimming Dies Hot trimming is a secondary operation in forging and die casting used to remove flash, gates, and overflows immediately after forming, while the workpiece remains hot. This improves cutting efficiency but exposes the die to simultaneous mechanical loading and thermal cycling. Trimming temperature depends on the material. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"content-type":"","_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"class_list":["post-12372","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Hot Trimming Die Tool Steel Selection | D2 vs H11 vs H21 | Aobo Steel<\/title>\n<meta name=\"description\" content=\"Select the right tool steel for hot trimming dies based on failure mode. Compare D2, H11, H21 and S7 for wear, toughness and thermal fatigue performance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aobosteel.com\/es\/selection-of-tool-steel-for-hot-trimming-dies\/\" \/>\n<meta property=\"og:locale\" content=\"es_MX\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hot Trimming Die Tool Steel Selection | D2 vs H11 vs H21 | Aobo Steel\" \/>\n<meta property=\"og:description\" content=\"Select the right tool steel for hot trimming dies based on failure mode. 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Compare los aceros D2, H11, H21 y S7 en cuanto a resistencia al desgaste, tenacidad y comportamiento ante la fatiga t\u00e9rmica.","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:\/\/aobosteel.com\/es\/selection-of-tool-steel-for-hot-trimming-dies\/","og_locale":"es_MX","og_type":"article","og_title":"Hot Trimming Die Tool Steel Selection | D2 vs H11 vs H21 | Aobo Steel","og_description":"Select the right tool steel for hot trimming dies based on failure mode. Compare D2, H11, H21 and S7 for wear, toughness and thermal fatigue performance.","og_url":"https:\/\/aobosteel.com\/es\/selection-of-tool-steel-for-hot-trimming-dies\/","og_site_name":"AoboSteel","article_publisher":"https:\/\/www.facebook.com\/profile.php?id=61565368220197","article_modified_time":"2026-04-02T09:44:20+00:00","twitter_card":"summary_large_image","twitter_misc":{"Tiempo de lectura":"4 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/aobosteel.com\/selection-of-tool-steel-for-hot-trimming-dies\/","url":"https:\/\/aobosteel.com\/selection-of-tool-steel-for-hot-trimming-dies\/","name":"Selecci\u00f3n de aceros para matrices de recorte en caliente | D2 vs H11 vs H21 | Aobo Steel","isPartOf":{"@id":"https:\/\/aobosteel.com\/#website"},"datePublished":"2026-01-22T13:21:05+00:00","dateModified":"2026-04-02T09:44:20+00:00","description":"Seleccione el acero para herramientas adecuado para matrices de recorte en caliente seg\u00fan el modo de falla. Compare los aceros D2, H11, H21 y S7 en cuanto a resistencia al desgaste, tenacidad y comportamiento ante la fatiga t\u00e9rmica.","breadcrumb":{"@id":"https:\/\/aobosteel.com\/selection-of-tool-steel-for-hot-trimming-dies\/#breadcrumb"},"inLanguage":"es","potentialAction":[{"@type":"ReadAction","target":["https:\/\/aobosteel.com\/selection-of-tool-steel-for-hot-trimming-dies\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/aobosteel.com\/selection-of-tool-steel-for-hot-trimming-dies\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/aobosteel.com\/"},{"@type":"ListItem","position":2,"name":"Hot Trimming Die Tool Steel Selection | D2 vs H11 vs H21 | Aobo Steel"}]},{"@type":"WebSite","@id":"https:\/\/aobosteel.com\/#website","url":"https:\/\/aobosteel.com\/","name":"AoboSteel","description":"","publisher":{"@id":"https:\/\/aobosteel.com\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/aobosteel.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"es"},{"@type":"Organization","@id":"https:\/\/aobosteel.com\/#organization","name":"AoboSteel","url":"https:\/\/aobosteel.com\/","logo":{"@type":"ImageObject","inLanguage":"es","@id":"https:\/\/aobosteel.com\/#\/schema\/logo\/image\/","url":"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/cropped-aobo-steel-1.avif","contentUrl":"https:\/\/aobosteel.com\/wp-content\/uploads\/2025\/01\/cropped-aobo-steel-1.avif","width":1052,"height":592,"caption":"AoboSteel"},"image":{"@id":"https:\/\/aobosteel.com\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/profile.php?id=61565368220197","https:\/\/www.linkedin.com\/in\/aobosteel-evan\/"]}]}},"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false},"uagb_author_info":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/blog\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"Selection of Tool Steel for Hot Trimming Dies Hot trimming is a secondary operation in forging and die casting used to remove flash, gates, and overflows immediately after forming, while the workpiece remains hot. This improves cutting efficiency but exposes the die to simultaneous mechanical loading and thermal cycling. Trimming temperature depends on the material.&hellip;","rttpg_featured_image_url":null,"rttpg_author":{"display_name":"Evan","author_link":"https:\/\/aobosteel.com\/es\/blog\/author\/admin\/"},"rttpg_comment":0,"rttpg_category":null,"rttpg_excerpt":"Selection of Tool Steel for Hot Trimming Dies Hot trimming is a secondary operation in forging and die casting used to remove flash, gates, and overflows immediately after forming, while the workpiece remains hot. This improves cutting efficiency but exposes the die to simultaneous mechanical loading and thermal cycling. Trimming temperature depends on the material.&hellip;","_links":{"self":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/12372","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/comments?post=12372"}],"version-history":[{"count":0,"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/pages\/12372\/revisions"}],"wp:attachment":[{"href":"https:\/\/aobosteel.com\/es\/wp-json\/wp\/v2\/media?parent=12372"}],"curies":[{"name":"gracias","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}