{"id":167185,"date":"2023-04-05T14:33:06","date_gmt":"2023-04-05T14:33:06","guid":{"rendered":"\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/"},"modified":"2023-07-31T12:32:29","modified_gmt":"2023-07-31T12:32:29","slug":"when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/","title":{"rendered":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?"},"content":{"rendered":"<p>No.  Surface elements are permitted in the model, but they are not permitted within the contours.  Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to be applied using nodal pressure loadings.<\/p>\n","protected":false},"template":"","class_list":["post-167185","topic","type-topic","status-publish","hentry","topic-tag-4391","topic-tag-cint","topic-tag-general","topic-tag-mapdl","topic-tag-mechanical-apdl","topic-tag-structural-mechanics"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Knowledge | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge\" \/>\n\t\t<meta property=\"og:description\" content=\"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-04-05T14:33:06+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-31T12:32:29+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge\" \/>\n\t\t<meta name=\"twitter:description\" content=\"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/#listItem\",\"name\":\"structural-mechanics\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/#listItem\",\"position\":3,\"name\":\"structural-mechanics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\\\/#listItem\",\"name\":\"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\\\/#listItem\",\"position\":4,\"name\":\"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/structural-mechanics\\\/#listItem\",\"name\":\"structural-mechanics\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/#organization\",\"name\":\"Ansys Knowledge\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\\\/\",\"name\":\"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge\",\"description\":\"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to\",\"inLanguage\":\"en-US\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\\\/#breadcrumblist\"},\"datePublished\":\"2023-04-05T14:33:06+00:00\",\"dateModified\":\"2023-07-31T12:32:29+00:00\"},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/#website\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/\",\"name\":\"Ansys Knowledge\",\"description\":\"Ansys Innovation Space\",\"inLanguage\":\"en-US\",\"publisher\":{\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/#organization\"}}]}\n\t\t<\/script>\n\t\t<!-- All in One SEO -->\n\n","aioseo_head_json":{"title":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge","description":"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to","canonical_url":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"BreadcrumbList","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/#breadcrumblist","itemListElement":[{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge#listItem","position":1,"name":"Home","item":"https:\/\/innovationspace.ansys.com\/knowledge","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/#listItem","position":2,"name":"Topics","item":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/#listItem","name":"structural-mechanics"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge#listItem","name":"Home"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/#listItem","position":3,"name":"structural-mechanics","item":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/","nextItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/#listItem","name":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?"},"previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/#listItem","name":"Topics"}},{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/#listItem","position":4,"name":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?","previousItem":{"@type":"ListItem","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/#listItem","name":"structural-mechanics"}}]},{"@type":"Organization","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/#organization","name":"Ansys Knowledge","description":"Ansys Innovation Space","url":"https:\/\/innovationspace.ansys.com\/knowledge\/"},{"@type":"WebPage","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/#webpage","url":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/","name":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge","description":"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/knowledge\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/#breadcrumblist"},"datePublished":"2023-04-05T14:33:06+00:00","dateModified":"2023-07-31T12:32:29+00:00"},{"@type":"WebSite","@id":"https:\/\/innovationspace.ansys.com\/knowledge\/#website","url":"https:\/\/innovationspace.ansys.com\/knowledge\/","name":"Ansys Knowledge","description":"Ansys Innovation Space","inLanguage":"en-US","publisher":{"@id":"https:\/\/innovationspace.ansys.com\/knowledge\/#organization"}}]},"og:locale":"en_US","og:site_name":"Ansys Knowledge | Ansys Innovation Space","og:type":"article","og:title":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge","og:description":"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to","og:url":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/","article:published_time":"2023-04-05T14:33:06+00:00","article:modified_time":"2023-07-31T12:32:29+00:00","twitter:card":"summary_large_image","twitter:title":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)? | Ansys Knowledge","twitter:description":"No. Surface elements are permitted in the model, but they are not permitted within the contours. Surface elements in that region may cause incorrect results obtained using the CINT command (for calculation of SIFs, J-Integral values, etc.). This is also the reason why if pressure loads on the crack faces are supported, they are to"},"aioseo_meta_data":{"post_id":"167185","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2025-10-17 23:37:53","updated":"2026-07-29 22:56:22","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/knowledge\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/\" title=\"structural-mechanics\">structural-mechanics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tWhen using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/knowledge"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/knowledge\/topics\/"},{"label":"structural-mechanics","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic-tag\/structural-mechanics\/"},{"label":"When using the CINT command to calculate e.g. the stress intensity factors (SIFs), are surface elements, like contact elements, permitted within the contours (i.e., near the crack tip)?","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/when-using-the-cint-command-to-calculate-e-g-the-stress-intensity-factors-sifs-are-surface-elements-like-contact-elements-permitted-within-the-contours-i-e-near-the-crack-tip\/"}],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["5\/4\/2023 20:20"],"_bbp_forum_id":["27789"],"_bbp_author_ip":["209.182.204.162"],"_btv_view_count":["1579"],"siebel_km_number":["2054258"],"product_version":["19"],"km_published_date":["2018-04-19T00:00:00.000Z"],"family":["Structural Mechanics"],"application_name":["Mechanical APDL"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/167185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/167185\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=167185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}