{"id":1766,"date":"2026-03-27T15:13:53","date_gmt":"2026-03-27T07:13:53","guid":{"rendered":"https:\/\/www.mingchifrp.com\/?post_type=product&#038;p=1766"},"modified":"2026-08-04T14:55:49","modified_gmt":"2026-08-04T06:55:49","slug":"fiberglass-square-tube","status":"publish","type":"product","link":"https:\/\/www.mingchifrp.com\/de\/produkt\/fiberglass-square-tube\/","title":{"rendered":"Glasfaser-Vierkantrohr"},"content":{"rendered":"<h3 style=\"margin-bottom: 10px; margin-top: 20px;\">1. Produktbeschreibung GFK-Quadratrohr<\/h3>\n<p style=\"text-align: left;\">Fiberglass Square Tube is a high-performance <a href=\"https:\/\/www.mingchifrp.com\/de\/produkt-kategorie\/frp-profiles\/\"><strong>pultruded fiberglass profile<\/strong><\/a> built for heavy-duty industrial use. It stands out as a lightweight, corrosion-resistant alternative to steel, aluminum and wood. In addition, our FRP square tubes offer excellent strength, electrical insulation and long-term durability. For applications requiring different geometries, <a href=\"https:\/\/www.mingchifrp.com\/de\/produkt\/fiberglass-round-tube\/\"><strong data-start=\"1374\" data-end=\"1400\">fiberglass round tubes<\/strong><\/a> are also available for lightweight structural and support systems. As a result, they are widely used in construction, marine, photovoltaic and chemical processing projects across the globe.<\/p>\n<div style=\"display: flex; gap: 5px; margin-bottom: 30px;\"><img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Production-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Production2-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Production3-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><\/div>\n<div>\n<h3 style=\"margin-bottom: 10px;\">2. Hauptvorteile unserer GFK-Quadratrohre<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.4;\">\n<thead>\n<tr>\n<th style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee; font-weight: 600;\">Kernvorteil<\/th>\n<th style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee; font-weight: 600;\">Beschreibung<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Hohes Festigkeits-Gewichts-Verh\u00e4ltnis<\/td>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Unsere GFK-Quadratrohre verbinden hohe Stabilit\u00e4t mit geringem Eigengewicht. Durch diese Eigenschaft sinken Montageaufwand und Baulast bei vergleichbarer Tragf\u00e4higkeit wie Metallwerkstoffe.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Hohe Korrosions- und Chemikalienbest\u00e4ndigkeit<\/td>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Best\u00e4ndig gegen S\u00e4uren, Laugen, Salzwasser und UV-Strahlung halten GFK-Quadratrohre auch unter rauen Industrie-, See- und Au\u00dfenbedingungen stand, ohne Rost, F\u00e4ulnis oder Alterung wie Metallrohre.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Hervorragende elektrische und thermische Isolierung<\/td>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Nicht leitf\u00e4hig und thermisch stabil eignen sich diese GFK-Quadratrohre hervorragend f\u00fcr Elektro-, Photovoltaik- und Hochtemperaturanwendungen und sichern Zuverl\u00e4ssigkeit sowie Sicherheit in empfindlichen Einsatzbereichen.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Geringer Wartungsaufwand und lange Lebensdauer<\/td>\n<td style=\"text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee;\">Aufgrund geringer Wartungsaufwendungen erreichen unsere GFK-Quadratrohre eine Nutzungsdauer von \u00fcber 20 Jahren und senken die Lebenszykluskosten deutlich im Vergleich zu herk\u00f6mmlichen Metallrohren.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 10px 8px;\">Individuelles Design &amp; einfache Verarbeitung<\/td>\n<td style=\"text-align: left; padding: 10px 8px;\">Erh\u00e4ltlich in diversen Abmessungen, Wandst\u00e4rken und Farben lassen sich unsere GFK-Quadratrohre vor Ort s\u00e4gen, bohren und bearbeiten f\u00fcr eine problemlose Einbindung in jedes Bauvorhaben.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div style=\"margin: 30px 0;\"><iframe title=\"Produktvideo GFK-Quadratrohr\" src=\"https:\/\/www.youtube.com\/embed\/gqsPJ8u4eQ4\" width=\"100%\" height=\"500\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/div>\n<\/div>\n<div>\n<h3 style=\"margin-bottom: 10px;\">3. Vielf\u00e4ltige industrielle Anwendungsbereiche<\/h3>\n<div style=\"text-align: left;\">\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.4;\">\n<thead>\n<tr>\n<th style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee; font-weight: 600;\">Anwendungsbereich<\/th>\n<th style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee; font-weight: 600;\">Anwendungsdetails<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Bau und Infrastruktur<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Eingesetzt als Strukturtr\u00e4ger, Ger\u00fcste, Handl\u00e4ufe und Bauteile bei Br\u00fccken, Gewerbebauten und Kommunalbau; sie ersetzen Stahl zur Gewichtsreduktion und Vermeidung von Korrosion.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Marin et offshore<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Geeignet f\u00fcr Bootsger\u00fcste, Hafenanlagen und Offshore-Bauteile, best\u00e4ndig gegen Salzwasserkorrosion und raue Meeresbedingungen.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Photovoltaik und erneuerbare Energien<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Optimal f\u00fcr Solar-Befestigungen, St\u00fctzrahmen und Gestelle; nicht leitende Eigenschaften sorgen f\u00fcr sichere Stromerzeugung.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Chemie- und Verarbeitungsanlagen<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Eingesetzt f\u00fcr Ger\u00e4terahmen, Rohrhalter und Konstruktionsteile in korrosiven Chemieumgebungen, best\u00e4ndig gegen Chemikalienversch\u00fcttungen und D\u00e4mpfe.<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px;\">Elektro- und Telekommunikationsindustrie<\/td>\n<td style=\"text-align: left; padding: 8px 8px;\">Als isolierte Halterungen, Kabelf\u00fchrungen und Konstruktionsteile der Elektroinfrastruktur sichern sie elektrische Sicherheit.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div style=\"display: flex; gap: 5px; margin-bottom: 30px;\"><img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Square-tube2-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Square-tube4-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Square-tube6.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><\/div>\n<h3 style=\"margin-bottom: 10px;\">4. Technische Spezifikationen (Individuell anpassbar)<\/h3>\n<table style=\"width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.4;\">\n<thead>\n<tr>\n<th style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee; font-weight: 600;\">Parameter<\/th>\n<th style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee; font-weight: 600;\">Spezifikation<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Material<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">High-quality unsaturated polyester resin \/ <a href=\"https:\/\/www.mingchifrp.com\/de\/polyester-vs-vinyl-ester-resin\/\"><strong>vinyl ester resin<\/strong><\/a> reinforced with E-glass fibers<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Herstellungsverfahren<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Kontinuierliches Pultrusionsverfahren f\u00fcr gleichbleibende Qualit\u00e4t und Leistung<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Abmessungsbereich<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Sonderanfertigung quadratischer Abmessungen von 10mm \u00d7 10mm bis 200mm \u00d7 200mm, weitere Gr\u00f6\u00dfen auf Anfrage<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Wandst\u00e4rke<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">2mm bis 15mm, angepasst an die Traglastanforderungen<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">L\u00e4ngenausf\u00fchrungen<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Standardl\u00e4ngen 6m \/ 12m oder Zuschnitt nach Wunsch<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Farbauswahl<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Standardfarben Rot, Gelb, Gr\u00fcn, Orange oder individuelle RAL-Farben<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Oberfl\u00e4chenbeschaffenheit<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Glatte, gl\u00e4nzende oder strukturierte Oberfl\u00e4chen f\u00fcr rutschfeste Anwendungen<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Mechanische Eigenschaften<\/td>\n<td style=\"text-align: left; padding: 8px 8px; border-bottom: 1px solid #eee;\">Hohe Zug-, Biege- und Schlagfestigkeit<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left; padding: 8px 8px;\">Zertifizierungen<\/td>\n<td style=\"text-align: left; padding: 8px 8px;\">ISO 9001, CE und weitere branchenspezifische Zertifizierungen vorhanden<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"margin-bottom: 10px;\">5. Warum unsere GFK-Quadratrohre w\u00e4hlen?<\/h3>\n<p style=\"text-align: left;\">Als f\u00fchrender Hersteller von pultrudierten Glasfaserprofilen liefern wir hochwertige GFK-Quadratrohre nach strengsten Industrienormen. Bei Standardabmessungen oder individuellen Projektl\u00f6sungen bietet unser Team fachkundige Technikunterst\u00fctzung, kurze Lieferzeiten und faire Preise.<\/p>\n<p style=\"text-align: left;\"><strong><a href=\"https:\/\/www.mingchifrp.com\/de\/contact-us\/\">Contact us<\/a> Sprechen Sie noch heute \u00fcber Ihren Bedarf an Glasfaser-Quadratrohren und erhalten Sie ein kostenloses Angebot.<\/strong><\/p>\n<\/div>\n<div style=\"display: flex; gap: 5px; margin-bottom: 30px;\"><img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Production-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Production2-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><br \/>\n<img decoding=\"async\" style=\"width: 33%;\" src=\"http:\/\/www.mingchifrp.com\/wp-content\/uploads\/2026\/03\/Production3-300x300.webp\" alt=\"\u56fe\u7247\u63cf\u8ff0\" \/><\/div>\n<h2 style=\"text-align: center;\">Produktionslinie<\/h2>\n<p style=\"text-align: left;\"><strong>MingChi <\/strong>besitzt eine fachgerechte Produktionswerkstatt f\u00fcr GFK-R\u00f6hren mit modernsten Pultrusionsanlagen, vollautomatischer Fertigung und strenger Qualit\u00e4tskontrolle bei allen Arbeitsschritten, wodurch genaue Abmessungen sowie gleichbleibend stabile Produkteigenschaften jedes Quadratrohrs sichergestellt werden.<\/p>\n<p><img fetchpriority=\"high\" 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>","protected":false},"excerpt":{"rendered":"<p>Hergestellt aus hochfestem FRP, zeichnet es sich durch Korrosionsbest\u00e4ndigkeit, Leichtgewicht, hohe Steifigkeit, Alterungsbest\u00e4ndigkeit und einfache Montage aus und rostet oder verformt sich kaum. Weit verbreitet in der chemischen, Bau-, Energie- und Schiffahrtsindustrie als Tragstrukturen, Rahmen und Handl\u00e4ufe.<\/p>","protected":false},"featured_media":1254,"comment_status":"open","ping_status":"closed","template":"","meta":{"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":[40,43],"product_tag":[],"class_list":["post-1766","product","type-product","status-publish","has-post-thumbnail","product_cat-frp-profiles","product_cat-frp-square-tube","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/product\/1766","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/comments?post=1766"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/media\/1254"}],"wp:attachment":[{"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/media?parent=1766"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/product_brand?post=1766"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/product_cat?post=1766"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.mingchifrp.com\/de\/wp-json\/wp\/v2\/product_tag?post=1766"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}