{"id":10598,"date":"2017-01-26T10:47:47","date_gmt":"2017-01-26T07:47:47","guid":{"rendered":"https:\/\/energosteel.com\/the-correct-way-of-measuring-the-hardness-on-the-steel-ball-samples-the-1-4-hardness-groups\/"},"modified":"2025-12-31T13:39:18","modified_gmt":"2025-12-31T10:39:18","slug":"the-correct-way-of-measuring-the-hardness-on-the-steel-ball-samples-the-1-4-hardness-groups","status":"publish","type":"post","link":"https:\/\/energosteel.com\/es\/the-correct-way-of-measuring-the-hardness-on-the-steel-ball-samples-the-1-4-hardness-groups\/","title":{"rendered":"La forma correcta de medir la dureza en las muestras de bolas de acero de los grupos de dureza 1\u20134"},"content":{"rendered":"<p style=\"text-indent: 20px;\" align=\"justify\">La dureza de las bolas de molienda de acero se determina mediante <a href=\"https:\/\/energosteel.com\/library\/attorneys-devices\/\" target=\"_blank\" rel=\"noopener\">dispositivos de ensayo certificados<\/a>. La medici\u00f3n de la dureza de las bolas de molienda se realiza a temperatura ambiente. La superficie de apoyo de la mesa y los soportes del instrumento deben estar libres de materias extra\u00f1as (cascarilla, grasa, etc.).<\/p>\n<p style=\"text-indent: 20px;\" align=\"justify\">Durante la medici\u00f3n de la dureza deben cumplirse las siguientes condiciones (fig. 1):<\/p>\n<ul>\n<li>Aproximaci\u00f3n gradual de la punta hasta entrar en contacto con la superficie de trabajo de la bola;<\/li>\n<li>Aplicaci\u00f3n gradual de la fuerza preliminar F0 y de la fuerza principal F1 (durante 2\u20138 s);<\/li>\n<li>Retirada gradual de la fuerza principal F1 entre 1\u20133 s despu\u00e9s de una desaceleraci\u00f3n brusca o detenci\u00f3n del indicador.<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/energosteel.com\/wp-content\/uploads\/2017\/01\/20170126_1.jpg\" alt=\"20170126_1\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Figura 1. Esquema de la medici\u00f3n de la dureza por el m\u00e9todo Rockwell (donde F0 es la fuerza preliminar, H (kgf); F1 es la fuerza principal, H (kgf); F es la fuerza total F0 + F1, H (kgf))<\/strong><\/p>\n<p style=\"text-indent: 20px;\" align=\"justify\">La distancia entre los centros de dos huellas adyacentes no debe ser inferior a cuatro di\u00e1metros de huella (pero no menor de 2 mm). El valor de dureza Rockwell se determina en la escala del dur\u00f3metro y se redondea a 0,5 unidades de dureza. Para medir la dureza superficial de la bola de molienda se preparan dos plataformas diametralmente opuestas, como se muestra en la Figura 2.<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/energosteel.com\/wp-content\/uploads\/2017\/01\/20170126_2.jpg\" alt=\"20170126_2\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Figura 2. Preparaci\u00f3n de la plataforma para medir la dureza de la bola \u00d840 mm<\/strong><\/p>\n<p style=\"text-indent: 20px;\" align=\"justify\">Para confirmar la conformidad de las bolas de molienda con el cuarto grupo de dureza, se prepara una plataforma de superficie plana retirando metal de la bola hasta una profundidad de 0,5 del radio (Figura 3).<\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/energosteel.com\/wp-content\/uploads\/2017\/01\/20170126_3.jpg\" alt=\"20170126_3\" \/><\/p>\n<p style=\"text-align: center;\"><strong>Figura 3. Preparaci\u00f3n de la plataforma para medir la dureza de la bola de molienda \u00d840 mm a una profundidad de 0,5 R<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>La dureza de las bolas de molienda de acero se determina mediante dispositivos de ensayo certificados. La medici\u00f3n de la dureza de las bolas de molienda<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":4,"featured_media":10599,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[170,173],"tags":[],"class_list":["post-10598","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-control-de-calidad","category-arhiv"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>La forma correcta de medir la dureza en las muestras de bolas de acero de los grupos de dureza 1\u20134<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/energosteel.com\/es\/the-correct-way-of-measuring-the-hardness-on-the-steel-ball-samples-the-1-4-hardness-groups\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"THE CORRECT WAY OF MEASURING\" \/>\n<meta property=\"og:description\" content=\"The correct way of measuring the hardness on the steel ball samples the 1 \u2013 4 hardness groups. 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