{"id":1665,"date":"2020-07-17T14:33:08","date_gmt":"2020-07-17T14:33:08","guid":{"rendered":"https:\/\/www.zillionsbuyer.com\/blog\/?p=1665"},"modified":"2020-07-17T14:33:25","modified_gmt":"2020-07-17T14:33:25","slug":"what-is-gain-of-strength-of-concrete","status":"publish","type":"post","link":"https:\/\/www.zillionsbuyer.com\/blog\/what-is-gain-of-strength-of-concrete\/","title":{"rendered":"What is the gain of strength of concrete"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">The concrete develops strength with\ncontinued hydration. Rate of gain of strength is faster to start with and the\nrate gets reduced with age. It is customary to assume 28 days strength as the\nfull strength of concrete. Actually concrete develops strength beyond 28 days\nalso but codes have not been permitting to consider this for design purposes.\nIncreased in strength beyond 28 days used to get immersed with factor of\nsafety.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With better understanding of the material\nprogressive designer have been trying to reduce FOS and make structure more\neconomical. In this direction, the increase in strength beyond 28 days is taken\ninto consideration in design of structures.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"blob:https:\/\/www.zillionsbuyer.com\/fbe77237-116c-478a-aac8-978e61b46b12\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">One of the main factor that affect rate of\ngain of strength is the fineness of cement. Particle of cement over 40u in size\ncontribute to the compressive strength of concrete only over longer periods,\nwhile those particle smaller than 20 to 25 u contribute to 7 days strength&nbsp; and particle smaller than 5 to 7u contribute\nto I or 2 days strength.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The concrete develops strength with continued hydration. Rate of gain of strength is faster to start with and the rate gets reduced with age. It is customary to assume 28 days strength as the full strength of concrete. Actually concrete develops strength beyond 28 days also but codes have not been permitting to consider this [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1666,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[438],"class_list":["post-1665","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-civil-engineering","tag-gain-of-strength-of-concrete"],"_links":{"self":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/1665","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/comments?post=1665"}],"version-history":[{"count":2,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/1665\/revisions"}],"predecessor-version":[{"id":1669,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/1665\/revisions\/1669"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/media\/1666"}],"wp:attachment":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/media?parent=1665"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/categories?post=1665"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/tags?post=1665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}