{"product_id":"hongso-porcelain-enameled-cast-iron-grill-grates-for-char-broil-signature-3-burner-18-1-16-x-22-1-16-in-3-piece-set-heavy-duty","title":"Hongso Porcelain-Enameled Cast Iron Grill Grates for Char-Broil Signature 3-Burner — 18 1\/16 x 22 1\/16 in, 3-Piece Set, Heavy-Duty","description":"\u003cp\u003e\u003cstrong\u003eThese Hongso replacement grill grates are a three-piece porcelain-enameled cast iron set sized 18 1\/16 x 22 1\/16 inches made to fit Char-Broil Signature 3-burner models for even heat and lasting searing performance.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Char-Broil Signature 3-burner grill needs new cooking grids, this Hongso set provides one large grate and two narrow grates manufactured from heavy-duty porcelain-enameled cast iron. The set is designed as a direct-fit replacement for original part numbers such as G470-0003-W1, G470-0002-W1, G321-0005-W1 and G321-0006-W1 and restores dependable heat transfer, attractive sear marks, and extended grill life when installed correctly.\u003c\/p\u003e\n\n\u003ch3\u003eWill these grates fit my Char-Broil Signature 3-burner model?\u003c\/h3\u003e\n\n\u003cp\u003eThese grates are made to match the common Char-Broil Signature 3-burner cooking grid layout: one larger center grate plus two narrower side grates that together measure 18 1\/16\" by 22 1\/16\". Fit depends on your grill’s exact part number and original grate layout, so compare measurements before purchase.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible replacement for part numbers G470-0003-W1, G470-0002-W1, G321-0005-W1, G321-0006-W1.\u003c\/li\u003e\n  \u003cli\u003eIncludes one large grate 18 1\/16\" x 9 1\/4\" plus two narrow grates 18 1\/16\" x 6 1\/2\".\u003c\/li\u003e\n  \u003cli\u003eTotal footprint: 18 1\/16\" x 22 1\/16\" when assembled in grill bed.\u003c\/li\u003e\n  \u003cli\u003eVerify by removing original grate and measuring before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these porcelain-enameled cast iron grates perform on heat and searing?\u003c\/h3\u003e\n\n\u003cp\u003eThe grates are made from thick cast iron rods (about 10.25 mm diameter) coated in porcelain enamel to combine cast iron’s heat retention with a protective, easy-to-clean finish. They distribute heat evenly across the cooking surface, produce distinct grill marks, and hold temperature well for consistent searing.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e10.25 mm rod diameter for steady heat conduction and sear lines.\u003c\/li\u003e\n  \u003cli\u003ePorcelain enamel reduces sticking and simplifies cleanup compared with raw cast iron.\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty construction extends the functional life of the grill grates.\u003c\/li\u003e\n  \u003cli\u003eRetains original food flavor by sealing in juices and providing even cooking.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the recommended cleaning and care steps to keep these grates lasting?\u003c\/h3\u003e\n\n\u003cp\u003ePorcelain-enameled cast iron needs gentle care to preserve its coating and performance. Clean with hot water and mild detergent when cool, use a soft brush to remove debris, and avoid abrasive cleaners or steel wool that could chip the enamel.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSoak in hot, soapy water for a few minutes before light scrubbing.\u003c\/li\u003e\n  \u003cli\u003eUse a soft-bristled brush — never steel wool or harsh scourers.\u003c\/li\u003e\n  \u003cli\u003eDo not use dishwasher soap or machine cycles; air-dry fully before storage.\u003c\/li\u003e\n  \u003cli\u003eStore in a sealed bag after drying to prevent moisture-related damage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I confirm compatibility and install the replacement grates?\u003c\/h3\u003e\n\n\u003cp\u003eBefore ordering, remove the old grates and compare their dimensions and mounting points with the Hongso set. Installation is typically a simple lift-and-set operation: place the two narrow side grates and then the larger center grate into the grill bed, ensuring they sit flat and stable over the burners.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompare the original part to the listed dimensions (18 1\/16\" x 9 1\/4\" and 18 1\/16\" x 6 1\/2\").\u003c\/li\u003e\n  \u003cli\u003eCheck that brackets or ledges in your grill align with the grate edges before finalizing purchase.\u003c\/li\u003e\n  \u003cli\u003eInstall when grill is cool; confirm grates sit level and do not wobble over burners.\u003c\/li\u003e\n  \u003cli\u003eRetain your owner’s manual part references to verify fit if unsure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This Hongso porcelain-enameled cast iron grate set is intended for Char-Broil owners who need a direct-fit, durable replacement for worn or damaged cooking grids on Signature 3-burner gas grills. It suits backyard cooks who want better heat retention and clearer sear marks without replacing the entire grill, and for anyone who prefers the durability of cast iron with an enamel finish that eases cleanup. If you have the listed Char-Broil part numbers or matching measurements and want to restore consistent cooking performance, this set is a practical, economical choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these Hongso grates a direct replacement for Char-Broil Signature 3-burner models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — they replace common Char-Broil parts like G470-0003-W1 and match the 18 1\/16\" x 22 1\/16\" cooking area, but verify measurements before buying.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I clean these grates in the dishwasher?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — hand wash with hot water and a soft brush to protect the porcelain enamel finish.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Hongso","offers":[{"title":"Default Title","offer_id":56819251413332,"sku":"B0863QBZXQ","price":107.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/hongso-front-packaging-grates_2815e3ad-eeff-4300-81cf-905fda0d28a5.jpg?v=1786962174","url":"https:\/\/gardenluxe.co.uk\/products\/hongso-porcelain-enameled-cast-iron-grill-grates-for-char-broil-signature-3-burner-18-1-16-x-22-1-16-in-3-piece-set-heavy-duty","provider":"Gardenluxe Uk","version":"1.0","type":"link"}