- \n
- Superior Load-Bearing Capacity<\/strong>: The 40\u00d780\u00d76mm standard I-beam profile features optimized cross-section rigidity, delivering outstanding bending performance for medium and heavy-span structural applications.<\/li>\n
- Excellent Corrosion & Weather Resistance<\/strong>: Resistant to acids, alkalis, saltwater, chemical fumes, and UV exposure; never rusts, rots, or requires regular anti-corrosion painting.<\/li>\n
- Non-Conductive & Fire Safe<\/strong>: Natural electrical insulation with optional fire-retardant formulation, ideal for power facilities, chemical plants, and explosion-proof working zones.<\/li>\n
- Lightweight & Easy Fabrication<\/strong>: Much lighter than steel, reducing transportation and foundation load; can be easily cut, drilled, and assembled on-site without special equipment.<\/li>\n
- Low Maintenance & Long Lifespan<\/strong>: High weatherability and fatigue resistance ensure a service life over 20 years, minimizing later repair and replacement costs.<\/li>\n<\/ul>\n
3.Wide Range of Industrial Applications<\/h3>\n
Our 40\u00d780\u00d76mm Fiberglass I-Beam is suitable for multiple heavy-duty construction scenarios:<\/div>\n- \n
- Industrial Platforms & Walkways<\/strong>: Factory elevated walkways, working platform main beams, and mezzanine floor supports.<\/li>\n
- Roof & Building Framing<\/strong>: Industrial workshop roof beams, warehouse load-bearing frames, and greenhouse primary structures.<\/li>\n
- Marine & Coastal Engineering<\/strong>: Seaside building beams, dock load-bearing components, and salt-fog resistant structural members.<\/li>\n
- Chemical & Wastewater Plants<\/strong>: Corrosive area support beams, sewage tank framework, and anti-corrosion overhead structures.<\/li>\n
- Municipal & Public Projects<\/strong>: Landscape pedestrian bridge beams, outdoor facility supports, and long-term anti-rust structural profiles.<\/li>\n<\/ul>\n
4.Technical Specifications (Customizable)<\/h3>\n
- \n
- Material<\/strong>: High-quality unsaturated polyester resin \/ vinyl ester resin reinforced with E-glass fibers<\/li>\n
- Processus de production<\/strong>: Pultruded<\/li>\n
- Profile Size<\/strong>: 40\u00d780\u00d76mm (customizable according to engineering requirements)<\/li>\n
- 40\u00d780\u00d76mm Fiberglass I-Beam Fire resistance<\/strong>: Excellent<\/li>\n
- 40\u00d780\u00d76mm Fiberglass I-Beam Load capacity<\/strong>: 8.5\u201311.5 kN\/m<\/li>\n
- 40\u00d780\u00d76mm Fiberglass I-Beam Standard sizes<\/strong>: 3000mm \u2013 6000mm customizable length<\/li>\n
- 40\u00d780\u00d76mm Fiberglass I-Beam Span tables<\/strong>: Average span 2.6 m<\/li>\n
- 40\u00d780\u00d76mm Fiberglass I-Beam Load tables<\/strong>: 7.8\u201310.8 kN\/m at 2.4\u20132.6 m span<\/li>\n
- 40\u00d780\u00d76mm Fiberglass I-Beam Texture<\/strong>: Smooth, gritted anti\u2011slip, concave<\/li>\n
- Color Options<\/strong>: Yellow, gray, green, orange, custom RAL colors<\/li>\n
- Mechanical Properties<\/strong>: High bending strength, strong impact resistance, stable dimensional performance and anti-fatigue ability<\/li>\n
- Certifications<\/strong>: ISO 9001, CE, ASTM standard<\/li>\n<\/ul>\n
5.Why Choose Our 40\u00d780\u00d76mm Fiberglass I-Beam?<\/h3>\n
As a professional manufacturer of FRP composite products, we produce reliable 40\u00d780\u00d76mm Fiberglass I-Beam that meets strict international quality standards. We support both standard and customized projects with professional technical support, stable production, and competitive pricing.<\/p>\n
Contact us today to discuss your 40\u00d780\u00d76mm Fiberglass I-Beam needs and get a free quote!<\/p>\n
![\"Black](\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/Fiberglass-I-Beam3_3_11zon-300x225.jpg\")
![\"Black](\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/Fiberglass-I-Beam4_4_11zon-300x225.jpg\")
<\/p>\nCha\u00eene de production<\/h2>\n
<\/div>\nWe produce Mingchi 40\u00d780\u00d76mm Fiberglass I-Beam on fully automated pultruded production lines, with stable and consistent process control throughout manufacturing. We implement strict quality inspections from raw material selection to final packaging, ensuring every I-beam delivers uniform quality and dependable performance for all kinds of medium to heavy-duty industrial and engineering construction applications.<\/div>\n![\"Mingchi](\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-300x190.jpg\")
![\"\"](\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-1-300x186.webp\")
<\/div>","protected":false},"excerpt":{"rendered":"This 40\u00d780\u00d76mm fiberglass I-beam adopts premium pultrusion craft. It provides great load capacity, rust-proof performance and low upkeep for outdoor and corrosive industrial construction.<\/p>","protected":false},"featured_media":4158,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"40","_seopress_titles_title":"40\u00d780\u00d76mm Fiberglass I-Beam | Corrosion Resistant Beam","_seopress_titles_desc":"The 40\u00d780\u00d76mm Fiberglass I-Beam delivers lightweight, high strength and corrosion resistance for industrial structural use.","_seopress_robots_index":"","_seopress_analysis_target_kw":"40\u00d780\u00d76mm Fiberglass I-Beam","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[49,40],"product_tag":[],"class_list":{"0":"post-4166","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-frp-i-beam","7":"product_cat-frp-profiles","8":"desktop-align-left","9":"tablet-align-left","10":"mobile-align-left","12":"first","13":"instock","14":"shipping-taxable","15":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/product\/4166","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/comments?post=4166"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/media\/4158"}],"wp:attachment":[{"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/media?parent=4166"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/product_brand?post=4166"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/product_cat?post=4166"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.mingchifrp.com\/fr\/wp-json\/wp\/v2\/product_tag?post=4166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- Processus de production<\/strong>: Pultruded<\/li>\n
- Roof & Building Framing<\/strong>: Industrial workshop roof beams, warehouse load-bearing frames, and greenhouse primary structures.<\/li>\n
- Excellent Corrosion & Weather Resistance<\/strong>: Resistant to acids, alkalis, saltwater, chemical fumes, and UV exposure; never rusts, rots, or requires regular anti-corrosion painting.<\/li>\n