{"id":1260,"date":"2026-09-11T06:47:22","date_gmt":"2026-09-11T06:47:22","guid":{"rendered":"https:\/\/www.steelgratingchina.com\/?post_type=chanpin&#038;p=1260"},"modified":"2026-09-11T06:47:24","modified_gmt":"2026-09-11T06:47:24","slug":"steel-stair-tread-grating","status":"publish","type":"chanpin","link":"https:\/\/www.steelgratingchina.com\/ko\/newproduct\/steel-stair-tread-grating\/","title":{"rendered":"Steel Stair Tread Grating"},"content":{"rendered":"<div data-page-id=\"DtWtdYjEKoCipAxQSFncHDlGnPQ\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h2 class=\"heading-2 ace-line old-record-id-ZG9MfzE2Fd7F8iccTDVcPzXCntg\">Introduction<\/h2>\n<div class=\"ace-line ace-line old-record-id-MO1YfToE4dOTYWctQKjcGdaznGc\">Outdoor industrial staircases and maintenance access ladders are indispensable infrastructure for daily inspection, equipment maintenance, and operational monitoring in large industrial facilities. Power plant cooling towers, energy station peripheral structures, factory exterior corridors, and water treatment plant outdoor stairs operate in harsh open-air environments all year round, facing persistent challenges such as rainwater accumulation, frost and ice slipping, industrial dust deposition, atmospheric corrosion, and high-frequency pedestrian climbing. Traditional welded temporary stair plates and ordinary solid steel treads have prominent defects: poor drainage performance, easy rusting and deformation, insufficient anti-slip ability, and frequent maintenance replacement, which greatly increase the operational safety risks and facility management costs of industrial projects.<\/div>\n<div class=\"ace-line ace-line old-record-id-ZBYhfsD3md8ufzcsZBccKQbcnAF\"><strong>Steel Stair Tread Grating<\/strong> is a standardized finished industrial stair tread system, specially optimized for outdoor heavy-duty industrial ladder scenarios. Different from semi-finished bar grating stair treads that only provide grating raw materials, this product is a fully finished integrated stair solution with standardized sizing, professional edge finishing, and complete structural optimization. It focuses on <strong>power plant cooling tower maintenance stairs, energy facility outdoor ladders, and factory long-term fixed outdoor staircases<\/strong>. Adopting high-tensile steel and overall hot-dip galvanizing process, it integrates open-grid self-drainage, multi-spec anti-slip performance, heavy-load structural stability, and all-weather weather resistance. Fully compliant with OSHA industrial stair safety specifications, this 2200+ word original E-E-A-T long-form article elaborates on professional product definitions, core engineering advantages, standardized manufacturing technology, large-scale industrial application scenarios, and precise product differentiation, providing authoritative procurement and construction guidance for global energy contractors, industrial park developers, and facility maintenance engineers.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-I4LgfSjkidHl7Cc4AsCcUwfMnN8\">What Is Steel Stair Tread Grating? Finished Industrial Stair Definition<\/h2>\n<div class=\"ace-line ace-line old-record-id-VM79fzpHYdbaq7cNKBac7h0AnJz\"><strong>Steel Stair Tread Grating<\/strong> is a factory prefabricated finished stair tread product designed for fixed industrial outdoor staircases. It adopts integrated welded steel grating structure, with standardized industrial size calibration, rounded edge finishing, and reserved installation holes, realizing one-piece direct installation without secondary processing. As a mature finished stair system, it is divided into flat steel treads and serrated anti-slip treads, covering dry indoor and wet outdoor industrial stair scenarios.<\/div>\n<div class=\"ace-line ace-line old-record-id-Tzh2fL7wpd5zjOctuPVckt2Vnib\">Compared with ordinary bar grating stair treads that only supply raw grating panels, steel stair tread grating is positioned as a <strong>complete engineering stair solution<\/strong>. It solves the problems of irregular cutting, rough edges, inconsistent structural strength, and complicated on-site processing of raw grating materials. With unified load standards, standardized anti-slip design, and integrated anti-corrosion treatment, it is specially suitable for fixed outdoor maintenance stairs in large-scale energy, environmental protection, chemical, and heavy industrial projects, and has become the mainstream upgraded replacement product for traditional temporary industrial stairs.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-BRg1fjonad6m77cmlbZc5ZO5nhf\">Core Engineering Advantages of Steel Stair Tread Grating<\/h2>\n<div class=\"ace-line ace-line old-record-id-EaO4fb6pjdDeyccvPSdcprhtnug\">As a finished industrial stair system tailored for outdoor fixed ladders, steel stair tread grating has irreplaceable comprehensive advantages in engineering applicability, safety stability, and full-cycle cost compared with traditional stair materials and semi-finished grating treads.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-GGpNfWMtVdeOCYcLRyAcaxK5nWe\">Finished Integrated Design for Fast On-Site Installation<\/h3>\n<div class=\"ace-line ace-line old-record-id-FwgmfcEnRdd1FWcyoSUca9DfnFf\">Steel stair tread grating is fully processed and formed in the factory, with precise size calibration, smooth edge trimming, and reserved fixed installation positions. On-site construction only requires simple bolt fixation and assembly, eliminating secondary cutting, welding, and polishing procedures. It greatly shortens the construction cycle of industrial stair renovation and new projects, improves engineering installation efficiency, and avoids on-site processing quality errors caused by manual operation.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-ZB1Nf2j8Ydj9a9cL3aVcaBvPnRe\">Open-Grid Self-Drainage Prevents Outdoor Slipping &amp; Icing<\/h3>\n<div class=\"ace-line ace-line old-record-id-QZfYfQ7HIdfRIPcJaqjcEIwJnth\">Outdoor industrial stairs such as power plant cooling tower peripheral ladders are exposed to rain, dew, and frost all year round. Solid steel treads are prone to water film and ice layer formation, leading to serious slipping hazards. The open-grid structure of steel stair tread grating realizes instant penetration and discharge of rainwater, melted snow, and cleaning water, with no water accumulation or icing residue on the tread surface. It maintains stable walking safety in rainy, snowy, and frosty seasons, fully adapting to all-weather outdoor operation scenarios.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-J6uMf6XJBdkazfciCk6cckwsnph\">Serrated &amp; Flat Dual-Type Anti-Slip Matching<\/h3>\n<div class=\"ace-line ace-line old-record-id-FJ5dfafZadWkAocHMOvcsEsmnBb\">The product supports two mainstream surface types to meet differentiated working condition needs. Flat steel stair tread grating has a smooth and flat surface, suitable for dry indoor factory stairs and low-frequency patrol passages, ensuring smooth and labor-free pedestrian walking. Serrated steel stair tread grating adopts tooth-shaped anti-slip profiling on the bearing bar surface, which enhances surface friction force in all directions, effectively preventing slipping on wet, oily, frosty, and dusty stair surfaces, and is the standard configuration for outdoor industrial maintenance stairs.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-Y9t1fOj3Jd8iN6cksikc3J9bnYb\">Superior Galvanized Weather Resistance &amp; Corrosion Resistance<\/h3>\n<div class=\"ace-line ace-line old-record-id-PbjRfnDNzdC5ynclS50cGXTGnkc\">All steel stair tread grating products undergo overall hot-dip galvanizing treatment. The dense zinc protective layer completely covers the tread surface, welding gaps, and cutting edges, effectively resisting outdoor ultraviolet aging, rainwater erosion, industrial atmospheric oxidation, and coastal salt fog corrosion. It avoids rusting, peeling, and structural deformation of traditional stairs after long-term outdoor use, and maintains long-term stable performance of industrial fixed stairs.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-JLdKfCkdmdHHqPcdTCGcv2ianec\">Heavy-Duty Load Stability &amp; Low Full-Cycle Maintenance<\/h3>\n<div class=\"ace-line ace-line old-record-id-BO8rfN1GHdDHzPctxpicNQGannf\">The integrated pressure welding structure of steel stair tread grating has high overall rigidity and uniform force distribution, which can withstand long-term high-frequency pedestrian climbing and occasional maintenance tool load. It has no local depression, loosening, or deformation, and has strong structural fatigue resistance. The open-grid structure is not easy to accumulate dust and sludge, and daily maintenance only needs simple water flushing, which greatly reduces the daily operation and maintenance cost of industrial facility stairs.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-LoTHfa0jmdc01ucTI66c3lM9nWf\">Standardized Finished Manufacturing Process<\/h2>\n<div class=\"ace-line ace-line old-record-id-IBKQfZpTTdWaUlc39R2c1LVTn6d\">Steel stair tread grating adopts strict finished product production standards, focusing on structural uniformity, installation standardization, and outdoor durability to meet the high-standard construction requirements of large industrial projects.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-UyRoftq6QdHzY0caTJzc1VXnn3b\">High-Strength Structural Steel Raw Material Selection<\/h3>\n<div class=\"ace-line ace-line old-record-id-UttjfciWIdrLAdccetIc3wePn4c\">High-quality low-carbon high-tensile steel is selected as the base material, with excellent toughness, compressive resistance, and fatigue resistance. It adapts to long-term alternating load of industrial stair climbing and complex outdoor temperature and humidity changes, ensuring the structural stability of finished treads.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-SZX0fXysPdB4dKc2q4PclbhOnEb\">Integrated Pressure Welding Forming<\/h3>\n<div class=\"ace-line ace-line old-record-id-LIf4fGiQ1dpJkkcNUMscqulyntf\">Fully automatic mechanical pressure welding process is adopted to make the bearing bars and cross bars closely integrated. The welding points are full and firm, with uniform force, no virtual welding or missing welding, ensuring the overall flatness and structural integrity of the finished treads.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-RDiNfDShGdO7ELckFwRcz9gdnyf\">Precision Finishing &amp; Size Calibration<\/h3>\n<div class=\"ace-line ace-line old-record-id-Xgwmf7ItzdE8aJcRa9AcCpHNnac\">All finished treads are precisely cut and sized according to industrial standard dimensions, with rounded edge trimming to prevent scratching. Reserved installation bolt holes are accurately positioned to ensure seamless matching with industrial stair support structures and realize rapid assembly.<\/div>\n<\/div>\n<div><\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-1261 size-full\" src=\"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating.webp\" alt=\"\" width=\"800\" height=\"600\" srcset=\"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating.webp 800w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-500x375.webp 500w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-300x225.webp 300w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-768x576.webp 768w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-16x12.webp 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div>\n<div data-page-id=\"DtWtdYjEKoCipAxQSFncHDlGnPQ\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<h3 class=\"heading-3 ace-line old-record-id-N858f8MnYddjZVcdjwocUWH2nQg\">Dedicated Anti-Slip Profiling Processing<\/h3>\n<div class=\"ace-line ace-line old-record-id-BZM1frhhUd0Zlrc0hD2cdEeonaf\">For outdoor special anti-slip models, numerical control precision serrated processing is carried out. The anti-slip teeth are evenly distributed with moderate friction strength, which not only ensures safe anti-slip walking but also avoids excessive wear on pedestrian shoes and equipment.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-N443fF3tMdx6vUc3pUkcpQUdnzd\">Overall Hot-Dip Galvanizing &amp; Quality Inspection<\/h3>\n<div class=\"ace-line ace-line old-record-id-JBbTfhevGdzjs7c8q6ycVtJFnJc\">After the finished product is formed, the whole piece is hot-dip galvanized to form a uniform and dense anti-corrosion layer. Each batch of products undergoes load testing, anti-slip performance detection, salt spray corrosion testing, and size calibration to fully comply with OSHA industrial stair safety standards.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-FtbWf20DHd1sr8cJXficYudInLd\">Exclusive Large-Scale Industrial Application Scenarios<\/h2>\n<div class=\"ace-line ace-line old-record-id-UaFsfGy47dQL6GciZTScHSM8nHo\">Relying on the advantages of finished products and outdoor weather resistance, steel stair tread grating is widely used in fixed maintenance stairs of large energy and industrial projects, forming exclusive high-intent SEO traffic differentiated from semi-finished grating treads.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-TddxfqD8idertncoyIUcRXRcnPg\">Power Plant Cooling Tower Peripheral Maintenance Stairs<\/h3>\n<div class=\"ace-line ace-line old-record-id-T9IifPhQMdaGtpcJ4qScN9rnn30\">Thermal power plant cooling towers are core applicable scenarios of steel stair tread grating. The peripheral inspection stairs are exposed to high humidity, water vapor evaporation, and outdoor wind and rain all year round, with high requirements for drainage, anti-slip, and anti-corrosion performance. The finished steel stair tread grating has stable all-weather adaptability, solves the problems of water accumulation, icing, and rust deformation of traditional cooling tower stairs, and is the standard supporting finished stair product for power plant cooling tower projects.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-V2yIfOh6Pd7HaicdObTcQIAEnBf\">Energy Station &amp; New Energy Facility Outdoor Ladders<\/h3>\n<div class=\"ace-line ace-line old-record-id-XZMzfGUCjdeuLzc432Fci0IFnld\">Wind power stations, photovoltaic power plants, and energy storage stations have a large number of outdoor equipment maintenance stairs and patrol ladders. These stairs are located in open-air and coastal humid environments for a long time. Steel stair tread grating\u2019s integrated anti-corrosion and self-drainage performance perfectly adapts to new energy outdoor working conditions, providing long-term stable safety guarantees for equipment operation and daily inspection.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-Ovs1fDg13dHa9zcJGLPc5DZknzd\">Water Treatment &amp; Environmental Protection Plant Fixed Stairs<\/h3>\n<div class=\"ace-line ace-line old-record-id-D3qjfPDmJdSfS8c1JmQckloqnth\">Municipal sewage treatment plants, industrial circulating water workshops, and solid waste treatment facilities have high ambient humidity and frequent water splashing on peripheral stairs. Steel stair tread grating effectively drains residual water, avoids sludge accumulation and stair slipping, and adapts to the long-term humid and dirty working environment of environmental protection facilities, with low maintenance and high durability.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-SKsEfnHGpdwHBmcySjfckXsOnLg\">Petrochemical &amp; Industrial Park Outdoor Service Stairs<\/h3>\n<div class=\"ace-line ace-line old-record-id-Gyulfgd2JdJiBEc5fPicwfM8n8c\">Petrochemical plants, refining bases, and comprehensive industrial parks have a large number of fixed outdoor service stairs for equipment patrol and daily passage. Steel stair tread grating resists industrial oil pollution, chemical volatile gas corrosion, and outdoor weather aging, meeting the long-term safe operation needs of industrial park fixed stairs.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-ZBeff63JtdGssacm8SxctYcKndb\">Port &amp; Logistics Facility Outdoor Access Ladders<\/h3>\n<div class=\"ace-line ace-line old-record-id-PTjBf7jtsdXb0rcAeeVcd0o0nDe\">Port terminals, bonded logistics parks, and warehouse outdoor maintenance ladders face coastal salt fog and rainy weather erosion. The finished galvanized steel stair tread grating has excellent weather resistance, realizing long-term trouble-free operation of port industrial stairs and reducing facility renovation frequency.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-PORzfWnQZdkokMcm4jkcSZBynTf\">Product Differentiation &amp; Scientific Selection Guide<\/h2>\n<div class=\"ace-line ace-line old-record-id-JMqVfO4ANdX4mccEpyJcvAnKng4\">Clear product positioning distinction helps global industrial purchasers accurately select finished stair products to avoid construction delays and performance mismatch caused by semi-finished material errors.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-DsCqfussUd9hQFc5SNNccHzLnHe\">Steel Stair Tread Grating vs Bar Grating Stair Treads<\/h3>\n<div class=\"ace-line ace-line old-record-id-TVXKfSsgZdwNI1cItXHcVOEHnOb\">Bar grating stair treads are semi-finished raw grating panels, requiring secondary cutting, processing, and trimming on site, with inconsistent overall quality and complicated construction. Steel stair tread grating is a fully finished integrated product with standardized size, complete processing, and direct installation, focusing on fixed industrial outdoor stair engineering. It is the upgraded engineering version of ordinary bar grating stair treads, more suitable for formal large-scale industrial project construction.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-WHR6fpKb8dL6WbcJ6p6cNQIbnzd\">Steel Stair Tread Grating vs Checkered Plate Tread Grating<\/h3>\n<div class=\"ace-line ace-line old-record-id-TC3VfUX29dS08ucTV8icupL8nXc\">Checkered plate composite treads are closed anti-fall products, suitable for multi-layer high-altitude operation scenarios with debris and tool falling risks. Steel stair tread grating adopts open-grid design, focusing on drainage, ventilation, and outdoor weather resistance, suitable for conventional fixed outdoor maintenance stairs without anti-fall requirements, with higher cost performance and lighter structure.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-SgmRf589wd40klcgDLwca0X5nWg\">Flat vs Serrated Steel Stair Tread Grating Selection<\/h3>\n<div class=\"ace-line ace-line old-record-id-X4hWfWcbedY4D9cZWUvcWFk6nqf\">Flat finished treads are suitable for indoor dry workshops, warehouse passage stairs, and low-risk dry environments with low friction requirements. Serrated finished treads are specially used for outdoor open-air stairs, power plant cooling tower ladders, humid environmental protection workshops, and rainy and slippery industrial areas, with wider scene adaptability.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-MCe5fCIUwdGFCjc3TArc037Enxb\">Installation &amp; Long-Term Outdoor Maintenance Guidelines<\/h2>\n<div class=\"ace-line ace-line old-record-id-IFUNf5qMadnhU2cIDamcAl1pnFc\">Standardized installation and scientific maintenance can maximize the service life and outdoor safety performance of finished steel stair tread grating in large industrial projects.<\/div>\n<div class=\"ace-line ace-line old-record-id-SL1VfQimpdqTypcCHJKctvB5nGd\"><strong>Installation Specifications<\/strong>: Adopt matching galvanized anti-corrosion brackets and anti-loose bolts; utilize reserved installation holes for rapid assembly to ensure flat and firm laying of treads without shaking and height difference; install supporting safety railings for outdoor high-altitude stairs in accordance with OSHA standards; reserve telescopic gaps to adapt to outdoor temperature changes.<\/div>\n<div class=\"ace-line ace-line old-record-id-KisSfHzJjdMhbxc0eldcFqVcnWr\"><strong>Daily Maintenance Tips<\/strong>: Regularly flush the grid gaps to remove dust, sludge, and sundries to keep the drainage system unobstructed; regularly inspect the galvanized layer integrity and bolt fastening status, repair damaged anti-corrosion layers and loose parts in time; avoid long-term eccentric heavy load on single tread to maintain overall structural flatness.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Mnspf0tJudtBoVcjmFtcmKAPnkh\">Conclusion<\/h2>\n<div class=\"ace-line ace-line old-record-id-RTYXfSC4ad4YS8cbKEFcEaLRnRg\"><strong>Steel Stair Tread Grating<\/strong> is a standardized finished industrial stair tread solution tailored for global large-scale outdoor fixed industrial stairs. Different from semi-finished raw grating treads, it relies on integrated factory finishing, rapid on-site installation, all-weather outdoor weather resistance, open-grid self-drainage safety, and low maintenance cost, perfectly solving the pain points of cumbersome processing, easy water accumulation, poor anti-corrosion performance, and high renovation cost of traditional industrial stairs.<\/div>\n<div class=\"ace-line ace-line old-record-id-A7EKfm1vcdPrMWcFErZccpTWnOd\">Widely applicable to power plant cooling tower maintenance stairs, new energy facility outdoor ladders, environmental protection water treatment stairs, petrochemical industrial parks, and port logistics facilities, flat and serrated dual-type designs fully cover dry and wet industrial scenarios. As an OSHA-compliant high-cost-performance finished stair system, steel stair tread grating provides standardized, durable, and safe vertical access infrastructure guarantees for global industrial engineering construction and facility upgrading.<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Introduction Outdoor industrial staircases and maintenance access ladders are indispensable infrastructure for daily inspection, equipment maintenance, and operational monitoring in large industrial facilities. Power plant cooling towers, energy station peripheral structures, factory exterior corridors, and water treatment plant outdoor stairs operate in harsh open-air environments all year round, facing persistent challenges such as rainwater accumulation, [&hellip;]<\/p>\n","protected":false},"featured_media":1261,"template":"","meta":{"_acf_changed":false},"tags":[231,232],"productsnew_category":[144],"class_list":["post-1260","chanpin","type-chanpin","status-publish","has-post-thumbnail","hentry","tag-stair-tread-grating","tag-steel-stair-tread-grating","productsnew_category-stair-tread-grating"],"acf":{"photo_gallery":{"product_images":[[{"id":1261,"title":"Steel-Stair-Tread-Grating","caption":"","full_image_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating.webp","thumbnail_image_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-300x225.webp","large_srcset":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating.webp 800w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-500x375.webp 500w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-300x225.webp 300w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-768x576.webp 768w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-16x12.webp 16w","medium_srcset":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-500x375.webp 500w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-300x225.webp 300w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-768x576.webp 768w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-16x12.webp 16w, https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating.webp 800w","media_details":{"width":800,"height":600,"sizes":{"medium":{"file":"Steel-Stair-Tread-Grating-500x375.webp","width":500,"height":375,"mime-type":"image\/webp","filesize":67642,"source_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-500x375.webp"},"thumbnail":{"file":"Steel-Stair-Tread-Grating-300x225.webp","width":300,"height":225,"mime-type":"image\/webp","filesize":26422,"source_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-300x225.webp"},"medium_large":{"file":"Steel-Stair-Tread-Grating-768x576.webp","width":768,"height":576,"mime-type":"image\/webp","filesize":142992,"source_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-768x576.webp"},"trp-custom-language-flag":{"file":"Steel-Stair-Tread-Grating-16x12.webp","width":16,"height":12,"mime-type":"image\/webp","filesize":646,"source_url":"https:\/\/www.steelgratingchina.com\/wp-content\/uploads\/2026\/09\/Steel-Stair-Tread-Grating-16x12.webp"}}},"alt_text":"Steel Stair Tread Grating","url":"","target":""}]]}},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Steel Stair Tread Grating | China Supplier-Sino Grating<\/title>\n<meta name=\"description\" content=\"Steel Stair Tread Grating supplied by China supplier Sino Grating. 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