{"id":3787,"date":"2018-01-08T02:11:35","date_gmt":"2018-01-08T02:11:35","guid":{"rendered":"http:\/\/mascotengineering.com\/?page_id=3787"},"modified":"2023-03-17T14:07:09","modified_gmt":"2023-03-17T03:07:09","slug":"cast-iron-corrosion","status":"publish","type":"page","link":"https:\/\/mascotengineering.com\/sg\/technical-support\/materials\/cast-iron-corrosion\/","title":{"rendered":"Cast Iron Corrosion"},"content":{"rendered":"<p>Mascot Engineering&#8217;s iron products have a design life of at least 50 years&#8230; however in practice they&#8217;ve proven to last much longer.<\/p>\n<p>Cast iron (grey or ductile) has a unique natural process of corrosion resistance called Patination.\u00a0 Patination is due to the chemical composition of the material and the reaction to atmospheric exposure of the environment.\u00a0 The patina effect is a thin layer of iron oxide (rusty look) is a non-invasive \u2018coating\u2019 that prevents deep rusting and slows down further corrosion.<\/p>\n<p>This patina is a typical and predictable trait in cast iron covers and grates which can change depending on the installed location and the amount of traffic the product is exposed to.\u00a0 Many metals have their own version of Patination\u2026 bronze and copper can change to shades of green and yellow.<\/p>\n<p>Cast and ductile iron are chosen materials for grates and access covers predominantly due to their corrosion resistance, strength and durability.<\/p>\n<p>All Mascot Engineering Cast Iron and Ductile Iron products are coated with either a paint or bituminous compound to provide short term protection only as per Clause 2.9.1 of AS3996:2019 (protective coatings).<\/p>\n<p>Note:\u00a0 Products can have a reaction to chemicals used in cleaning products post construction.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-10462\" src=\"http:\/\/mascotengineering.com\/wp-content\/uploads\/2022\/10\/cast-iron-corrosion-2.jpg\" alt=\"\" width=\"800\" height=\"600\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>Mascot Engineering&#8217;s iron products have a design life of at least 50 years&#8230; however in practice they&#8217;ve proven to last much longer. Cast iron (grey or ductile) has a unique natural process of corrosion resistance called Patination.\u00a0 Patination is due to the chemical composition of the material and the reaction to atmospheric exposure of the [&hellip;]<\/p>","protected":false},"author":3,"featured_media":0,"parent":6223,"menu_order":255,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-3787","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cast Iron Corrosion | Mascot Engineering<\/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:\/\/mascotengineering.com\/sg\/technical-support\/materials\/cast-iron-corrosion\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cast Iron Corrosion | Mascot Engineering\" \/>\n<meta property=\"og:description\" content=\"Mascot Engineering&#8217;s iron products have a design life of at least 50 years&#8230; however in practice they&#8217;ve proven to last much longer. 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