1.0سپاهان پویش آریاhttps://spae.co/en/محمد سلطان پورhttps://spae.co/en/author/msoltanpour/rich600338<blockquote class="wp-embedded-content" data-secret="Ue433jjNQm"><a href="https://spae.co/en/ferrosilicon/">Ferrosilicon</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://spae.co/en/ferrosilicon/embed/#?secret=Ue433jjNQm" width="600" height="338" title="“Ferrosilicon” — سپاهان پویش آریا" data-secret="Ue433jjNQm" 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://spae.co/wp-includes/js/wp-embed.min.js </script> Ferrosilicon is an alloy of iron and silicon used in steel and cast iron production to improve hardness, remove oxygen from molten metal, and enhance graphite formation and overall metal qualityhttps://spae.co/wp-content/plugins/bdthemes-element-pack/assets/images/divider/line.svg