1.0Passive Fire Protectionhttps://pfp.ee/en/rich600338<blockquote class="wp-embedded-content" data-secret="ZIwM69jsIO"><a href="https://pfp.ee/en/fire-protection-of-concrete-structures/">Fire protection of concrete structures</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://pfp.ee/en/fire-protection-of-concrete-structures/embed/#?secret=ZIwM69jsIO" width="600" height="338" title="“Fire protection of concrete structures” — Passive Fire Protection" data-secret="ZIwM69jsIO" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://pfp.ee/wp-includes/js/wp-embed.min.js </script> Fire protection of concrete & concrete structures When concrete heats up in a fire, at some point the steel reinforcement in the concrete also heats up. The heating of the steel reinforcement is slowed down by the concrete coating, as heat transfer through concrete is relatively slow. Moreover, in the temperature range 200-800 ºC, the […]https://pfp.ee/wp-content/uploads/2023/05/Betoonkonstruktsioonide-tulekaitse2.jpg