{"version":"1.0","provider_name":"Ateliers d'usinage CNC","provider_url":"https:\/\/www.cncmachiningshops.com\/fr","author_name":"cncmachiningshops","author_url":"https:\/\/www.cncmachiningshops.com\/fr\/author\/cncmachiningshops\/","title":"Material Hardness: Rockwell, Brinell, Vickers & Mohs Comparison Guide","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"VPd5Y3IRj4\"><a href=\"https:\/\/www.cncmachiningshops.com\/fr\/material-hardness\/\">Duret\u00e9 des mat\u00e9riaux : Guide de comparaison Rockwell, Brinell, Vickers et Mohs<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.cncmachiningshops.com\/fr\/material-hardness\/embed\/#?secret=VPd5Y3IRj4\" width=\"600\" height=\"338\" title=\"\u00ab\u00a0Material Hardness: Rockwell, Brinell, Vickers &#038; Mohs Comparison Guide\u00a0\u00bb &#8212; CNC Machining Shops\" data-secret=\"VPd5Y3IRj4\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!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);\n\/\/# sourceURL=https:\/\/www.cncmachiningshops.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/www.cncmachiningshops.com\/wp-content\/uploads\/2026\/05\/Material-Hardness-800x600-1.jpg","thumbnail_width":600,"thumbnail_height":450,"description":"Compare material hardness testing methods \u2014 Rockwell for production metals, Brinell for castings, Vickers for precision coatings. Learn how hardness affects CNC machining, wear resistance, heat treatment, and material selection with hardness chart and engineering guidelines."}