{"id":4015,"date":"2026-04-24T13:48:35","date_gmt":"2026-04-24T05:48:35","guid":{"rendered":"https:\/\/www.mingchifrp.com\/?post_type=product&#038;p=4015"},"modified":"2026-05-15T11:08:17","modified_gmt":"2026-05-15T03:08:17","slug":"60x60x4mm-frp-square-tube","status":"publish","type":"product","link":"https:\/\/www.mingchifrp.com\/ja\/product\/60x60x4mm-frp-square-tube\/","title":{"rendered":"60x60x4mm FRP Square Tube"},"content":{"rendered":"<h2 style=\"text-align: center;\">Product Introduction<\/h2>\n<h3>1.60x60x4mm FRP Square Tube Introduction<\/h3>\n<p style=\"text-align: left;\"><a href=\"https:\/\/www.mingchifrp.com\/ja\/product-category\/frp-profiles\/\"><strong>60x60x4mm FRP Square Tube<\/strong><\/a> is a high\u2011strength pultruded fiberglass square tube designed for versatile industrial structural and supporting applications. As a corrosion\u2011proof, lightweight, and long\u2011lasting alternative to steel square tubes, our 60x60x4mm FRP Square Tube provides reliable structural strength, stability, and durability, making it the ideal solution for building frameworks, engineering supports, equipment brackets, and industrial construction projects worldwide.<\/p>\n<h3>2.Key Advantages of Our 60x60x4mm FRP Square Tube<\/h3>\n<p>&nbsp;<\/p>\n<table>\n<colgroup>\n<col width=\"358\" \/>\n<col width=\"456\" \/><\/colgroup>\n<tbody>\n<tr>\n<td>Feature<\/td>\n<td>Description<\/td>\n<\/tr>\n<tr>\n<td>High Structural Strength &amp; Stability<\/td>\n<td>60x60x4mm square profile ensures excellent rigidity, load-bearing performance, and structural stability for medium-duty structural and support applications.<\/td>\n<\/tr>\n<tr>\n<td>Superior Corrosion &amp; Chemical Resistance<\/td>\n<td>Resistant to acids, alkalis, saltwater, oil, and UV; no rust, no rot, no painting required, ideal for long\u2011term use in harsh industrial and coastal environments.<\/td>\n<\/tr>\n<tr>\n<td>Excellent Safety &amp; Non\u2011Conductivity<\/td>\n<td>Non\u2011conductive, fire\u2011retardant optional, safe for use in power construction areas and high\u2011risk industrial zones.<\/td>\n<\/tr>\n<tr>\n<td>Lightweight &amp; Easy Installation<\/td>\n<td>Much lighter than steel square tubes, lowering transportation and labor costs; can be easily cut, drilled, and assembled on\u2011site without damaging structural integrity.<\/td>\n<\/tr>\n<tr>\n<td>Low Maintenance &amp; Long Service Life<\/td>\n<td>Minimal upkeep required, service life up to 20+ years, greatly reducing overall lifecycle costs and eliminating regular anti-rust maintenance.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>3.Wide Range of Industrial Applications<\/h3>\n<p>&nbsp;<\/p>\n<table>\n<colgroup>\n<col width=\"381\" \/>\n<col width=\"381\" \/><\/colgroup>\n<tbody>\n<tr>\n<td>Application Scene<\/td>\n<td>Detailed Description<\/td>\n<\/tr>\n<tr>\n<td>Structural Support &amp; Framing<\/td>\n<td>Building frameworks, equipment supports, handrails, guardrails, and medium-duty engineering structures.<\/td>\n<\/tr>\n<tr>\n<td>Marine &amp; Offshore<\/td>\n<td>Coastal facility components, boat structural parts, dock fittings, and saltwater-resistant supports.<\/td>\n<\/tr>\n<tr>\n<td>Chemical &amp; Processing Plants<\/td>\n<td>Corrosive area piping frameworks, equipment guards, and workshop structural parts.<\/td>\n<\/tr>\n<tr>\n<td>Wastewater &amp; Water Treatment<\/td>\n<td>Plant construction parts, tank surrounds, and drainage system components.<\/td>\n<\/tr>\n<tr>\n<td>Construction &amp; Municipal<\/td>\n<td>Safety barriers, trench supports, building profiles, and public facility structural parts.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>4.Technical Specifications (Customizable)<\/h3>\n<p>&nbsp;<\/p>\n<table>\n<colgroup>\n<col width=\"381\" \/>\n<col width=\"381\" \/><\/colgroup>\n<tbody>\n<tr>\n<td>\u30d1\u30e9\u30e1\u30fc\u30bf<\/td>\n<td>\u5024<\/td>\n<\/tr>\n<tr>\n<td>\u7d20\u6750<\/td>\n<td>High-quality unsaturated polyester resin \/ vinyl ester resin reinforced with E-glass fibers<\/td>\n<\/tr>\n<tr>\n<td>Production Process<\/td>\n<td>Pultruded<\/td>\n<\/tr>\n<tr>\n<td>Profile Size<\/td>\n<td>60x60x4mm (customizable according to engineering requirements)<\/td>\n<\/tr>\n<tr>\n<td>Fire resistance<\/td>\n<td>\u512a\u308c\u305f<\/td>\n<\/tr>\n<tr>\n<td>Load capacity<\/td>\n<td>5.3\u20137.5 kN\/m<\/td>\n<\/tr>\n<tr>\n<td>Standard sizes<\/td>\n<td>3000mm \u2013 6000mm customizable length<\/td>\n<\/tr>\n<tr>\n<td>Span tables<\/td>\n<td>Average span 2.0 m<\/td>\n<\/tr>\n<tr>\n<td>Load tables<\/td>\n<td>4.7\u20136.9 kN\/m at 1.8\u20132.0 m span<\/td>\n<\/tr>\n<tr>\n<td>Texture<\/td>\n<td>Smooth, gritted anti\u2011slip, concave<\/td>\n<\/tr>\n<tr>\n<td>Color Options<\/td>\n<td>Yellow, gray, green, orange, custom RAL colors<\/td>\n<\/tr>\n<tr>\n<td>Mechanical Properties<\/td>\n<td>High impact resistance, fatigue resistance, strong structural stability and load-bearing performance<\/td>\n<\/tr>\n<tr>\n<td>Certifications<\/td>\n<td>ISO 9001, CE, ASTM standard<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>5.Why Choose Our 60x60x4mm FRP Square Tube?<\/h3>\n<p style=\"text-align: left;\">As a professional manufacturer of FRP composite products, we produce reliable 60x60x4mm FRP Square Tube that meets strict international quality standards. We support both standard and customized projects with professional technical support, stable production, and competitive pricing.<\/p>\n<p style=\"text-align: left;\"><strong>Contact us today to discuss your 60x60x4mm FRP Square Tube needs and get a free quote!<\/strong><\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignleft wp-image-4006\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon-300x169.jpg\" alt=\"FRP Square Tube, bright yellow smooth fiberglass composite hollow structural rectangular profile\" width=\"570\" height=\"321\" srcset=\"https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon-300x169.jpg 300w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon-1024x576.jpg 1024w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon-768x432.jpg 768w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon-18x10.jpg 18w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon-700x394.jpg 700w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube4_4_11zon.jpg 1155w\" sizes=\"(max-width: 570px) 100vw, 570px\" \/> <img decoding=\"async\" class=\"alignleft wp-image-4005\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon-300x169.jpg\" alt=\"FRP Square Tube, bright yellow smooth fiberglass composite hollow structural rectangular profile\" width=\"570\" height=\"321\" srcset=\"https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon-300x169.jpg 300w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon-1024x576.jpg 1024w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon-768x432.jpg 768w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon-18x10.jpg 18w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon-700x394.jpg 700w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/FRP-Square-Tube3_3_11zon.jpg 1155w\" sizes=\"(max-width: 570px) 100vw, 570px\" \/><\/p>\n<h2 style=\"text-align: center;\">Production Line<\/h2>\n<div><\/div>\n<p style=\"text-align: left;\">We produce <a href=\"https:\/\/www.mingchifrp.com\/ja\/\"><strong>Mingchi 60x60x4mm FRP<\/strong><\/a> Square Tube 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 square tube delivers uniform quality and dependable performance for all kinds of industrial and engineering construction applications.<\/p>\n<p><img decoding=\"async\" class=\"alignnone wp-image-4533 size-full\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon.webp\" alt=\"FRP fiberglass pultrusion process flowchart diagram showing step-by-step production from reinforcing materials, resin bath, forming die, heating die, pulling machine, cutter to finished composite product\" width=\"2048\" height=\"768\" srcset=\"https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon.webp 2048w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon-300x113.webp 300w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon-1024x384.webp 1024w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon-768x288.webp 768w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon-1536x576.webp 1536w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon-18x7.webp 18w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/05\/Production-line_11zon-700x263.webp 700w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/><\/p>\n<div><img alt=\"Mingchi FRP factory production line with advanced manufacturing equipment, showing the company&#039;s sincerity-based quality philosophy banner&quot;\" loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-2637\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-300x190.jpg\" width=\"570\" height=\"360\" srcset=\"https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-300x190.jpg 300w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-1024x648.jpg 1024w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-768x486.jpg 768w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-1536x971.jpg 1536w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-2048x1295.jpg 2048w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/prs3-700x443.jpg 700w\" sizes=\"(max-width: 570px) 100vw, 570px\" \/> <img alt=\"Mingchi factory advanced FRP production line equipment, used for manufacturing high-quality fiberglass products\" loading=\"lazy\" decoding=\"async\" class=\"alignleft wp-image-2591\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2-300x191.webp\" width=\"570\" height=\"362\" srcset=\"https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2-300x191.webp 300w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2-1024x651.webp 1024w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2-768x488.webp 768w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2-1536x976.webp 1536w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2-700x445.webp 700w, https:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/04\/factory3-2.webp 1571w\" sizes=\"(max-width: 570px) 100vw, 570px\" \/><\/div>","protected":false},"excerpt":{"rendered":"<p>Made with professional pultrusion processing, this 60x60x4mm FRP square tube has stable load capacity and excellent weather resistance, fitting various construction and framework applications.<\/p>","protected":false},"featured_media":4004,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_seopress_robots_primary_cat":"40","_seopress_titles_title":"60x60x4mm FRP Square Tube | Structural Profile","_seopress_titles_desc":"Durable 60x60x4mm FRP square tube delivers high strength and anti-corrosion for industrial and outdoor structural 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