{"id":7758,"date":"2026-05-22T10:34:34","date_gmt":"2026-05-22T02:34:34","guid":{"rendered":"https:\/\/gfmparts.com\/?post_type=product&#038;p=7758"},"modified":"2026-05-22T11:04:05","modified_gmt":"2026-05-22T03:04:05","slug":"wholesale-excavator-track-bolts-and-nuts-2057","status":"publish","type":"product","link":"https:\/\/gfmparts.com\/es_es\/producto\/wholesale-excavator-track-bolts-and-nuts-2057\/","title":{"rendered":"Wholesale Excavator Track Bolts and Nuts 20*57"},"content":{"rendered":"<p><span style=\"color: #000000;\">In the chassis systems of excavators and bulldozers, track bolts and nuts are critical components, determining track stability and overall equipment reliability. GFM&#8217;s<a href=\"https:\/\/gfmparts.com\/es_es\/producto\/pernos-de-segmento-de-rueda-dentada-de-excavadora\/\"><strong> track bolts and nuts<\/strong><\/a> 20*57 are designed for heavy-duty construction environments, providing durable performance support for mining, earthmoving, and infrastructure construction. Whether for routine maintenance or large-scale engineering projects, this product ensures smooth and safe operation of the track system.<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\"><strong>High-strength Material Guarantee:<\/strong> Utilizing carefully selected alloy steel, GFM&#8217;s <a href=\"https:\/\/gfmparts.com\/es_es\/producto\/fabricante-de-pernos-y-tuercas-para-zapatas-de-excavadora\/\"><strong>pernos y tuercas de la oruga<\/strong><\/a> possess excellent tensile strength and toughness, capable of withstanding the impact and vibration of excavators or bulldozers under high-load operation.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Precision Machining and Thread Design:<\/strong> Each bolt and nut is precision-machined, with uniform and tight threads, ensuring smooth installation and secure fastening, reducing the risk of loosening due to vibration.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Heat Treatment Enhancement:<\/strong> Combining quenching and tempering processes, the hardness and wear resistance of the track bolts and nuts are significantly improved, maintaining reliable performance even during extended construction periods.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Clear Specifications and Easy Matching:<\/strong> With a model number of 20*57, the bolt diameter, length, and thread standards strictly conform to industry specifications, facilitating quick and easy matching with different machine models and improving spare parts selection efficiency.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Amplia compatibilidad:<\/strong> Compatible with excavators and bulldozers from brands such as Komatsu, Hitachi, Caterpillar, Volvo, Kobelco, Daewoo, Doosan, Hyundai, Kubota, Bobcat, Yanmar, Sany, LiuGong, XCMG, and Shantui, covering mainstream equipment models on the market and reducing procurement difficulty.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Durability and Low Maintenance Requirements:<\/strong> Bolts and nuts undergo surface strengthening treatment to improve wear resistance and corrosion resistance, making them less prone to wear even under long-term high-intensity construction, significantly reducing equipment maintenance frequency.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Garant\u00eda de calidad confiable:<\/strong> GFM provides a quality guarantee of no less than one year or 2000 hours. Each batch of products undergoes rigorous testing to ensure that the performance and safety of grouser track bolts and nuts meet industry standards.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Descripci\u00f3n del Producto<\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Materia prima:<\/strong> 40CR<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Cantidad m\u00ednima de pedido:<\/strong>\u00a01 pieza<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>M\u00e9todo de pago:<\/strong>\u00a0Transferencia bancaria<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Marca:<\/strong>\u00a0GFM<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Condici\u00f3n:<\/strong>\u00a0Nuevo<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Color:<\/strong>\u00a0Amarillo, negro o personalizado<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Plazo de entrega:<\/strong>\u00a030 d\u00edas<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Garant\u00eda:<\/strong>\u00a01 a\u00f1o<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Servicio:<\/strong>\u00a0OEM o ODM<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Lugar de origen:<\/strong>\u00a0Fujian, China<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Solicitud:<\/strong> Excavador<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Embalaje:<\/strong>\u00a0Palet de madera de exportaci\u00f3n est\u00e1ndar<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Caracter\u00edsticas<\/span><\/h3>\n<ul>\n<li><b><\/b><span style=\"color: #000000;\"><strong><b>Acero de aleaci\u00f3n de alta resistencia: <\/b><\/strong>Dise\u00f1ado para durabilidad en aplicaciones de trabajo pesado, garantizando un rendimiento duradero.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Ingenier\u00eda de precisi\u00f3n: <\/b><\/strong>Dise\u00f1ado para un ajuste perfecto, proporcionando un funcionamiento confiable y eficiente con su maquinaria.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Tratamiento t\u00e9rmico: <\/b><\/strong>Mayor dureza y resistencia, lo que prolonga la vida \u00fatil de los pernos para un rendimiento continuo.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Dise\u00f1o anti-aflojamiento: <\/b><\/strong>Mantiene los pernos bien apretados, incluso en condiciones de funcionamiento intensas.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Protecci\u00f3n contra la corrosi\u00f3n: <\/b><\/strong>Recubierto para resistir el \u00f3xido y soportar duras condiciones ambientales, garantizando confiabilidad en todos los entornos.<\/span><b><\/b><\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Presupuesto<\/span><\/h3>\n<p style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-3392\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/01\/bulldozer-Sprocket-Bolts-spec.png\" alt=\"Especificaciones de los pernos de la rueda dentada de la excavadora\" width=\"664\" height=\"217\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/01\/bulldozer-Sprocket-Bolts-spec.png 664w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/01\/bulldozer-Sprocket-Bolts-spec-300x98.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/01\/bulldozer-Sprocket-Bolts-spec-600x196.png 600w\" sizes=\"(max-width: 664px) 100vw, 664px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Modelos de productos<\/span><\/h3>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-3146\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/bulldozer-part-description.png\" alt=\"Descripci\u00f3n de la pieza de la excavadora\" width=\"626\" height=\"317\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/bulldozer-part-description.png 626w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/bulldozer-part-description-300x152.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/bulldozer-part-description-600x304.png 600w\" sizes=\"(max-width: 626px) 100vw, 626px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Proceso de producci\u00f3n<\/span><\/h3>\n<p style=\"text-align: center;\"><iframe title=\"Reproductor de v\u00eddeo de YouTube\" src=\"https:\/\/www.youtube.com\/embed\/p4WNLmr-Huc?si=PWuiZYSYsuM6wPVz\" width=\"1000\" height=\"562\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><span data-mce-type=\"bookmark\" style=\"display: inline-block; width: 0px; overflow: hidden; line-height: 0;\" class=\"mce_SELRES_start\"><\/span><\/iframe><\/p>\n<p><img decoding=\"async\" class=\"size-large wp-image-3043 aligncenter\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u901a\u7528\u751f\u4ea7\u6d41\u7a0b-1-1024x648.jpg\" alt=\"proceso de producci\u00f3n de piezas de excavadora\" width=\"1024\" height=\"648\" srcset=\"\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-srcset=\"\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Embalaje y env\u00edo<\/span><\/h3>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-6521\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1024x648.jpg\" alt=\"Embalaje y env\u00edo\" width=\"1024\" height=\"648\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1024x648.jpg 1024w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-300x190.jpg 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-768x486.jpg 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1536x973.jpg 1536w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-2048x1297.jpg 2048w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-600x380.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Ventajas de la f\u00e1brica<\/span><\/h3>\n<p>Since its establishment in 2011, GFM has focused on the research and development and production of excavator and bulldozer chassis components. Leveraging extensive industry experience and an advanced production system, we not only provide customers with high-performance Track Bolts and Nuts 20*57, but also ensure that every component undergoes rigorous quality control.<\/p>\n<ul>\n<li><strong>Amplia experiencia y conocimientos:<\/strong> With over a decade of focus on chassis parts manufacturing, GFM has accumulated extensive experience in large-scale production, engineering machinery adaptation, and product optimization, enabling it to precisely meet the high standards required for bolts and nuts from excavators, bulldozers, and other tracked equipment.<\/li>\n<li><strong>Equipo de producci\u00f3n avanzado:<\/strong> Our factory is equipped with precision casting, forging, and CNC machining equipment, ensuring the dimensional accuracy, thread uniformity, and structural integrity of every grouser track bolt and nut, meeting the demands of high-intensity operating conditions.<\/li>\n<li><strong>Estricto sistema de control de calidad:<\/strong> From raw material intake to finished product delivery, GFM has established a complete inspection process, including material hardness testing, tensile testing, and abrasion resistance testing, ensuring the long-term stability and reliability of track bolts and nuts in construction environments.<\/li>\n<li><strong>Mature Production Lines and Large-Scale Supply Capacity:<\/strong> Our production lines can handle both large-volume orders and customized specifications simultaneously, ensuring customers receive the necessary parts quickly, meeting the timeliness requirements of large-scale engineering projects.<\/li>\n<li><strong>Compatible with mainstream brands:<\/strong> GFM products are compatible with brands such as Komatsu, Hitachi, Caterpillar, Volvo, Kobelco, Daewoo, Doosan, Hyundai, Kubota, Bobcat, Yanmar, Sany, LiuGong, XCMG, and Shantui, covering most excavator and bulldozer models on the market, providing convenience and high adaptability for procurement.<\/li>\n<li><strong>Customized solutions:<\/strong> For different engineering environments and special equipment needs, GFM can provide customized production of track bolts and nuts in different specifications and using special materials, helping customers improve construction efficiency and reduce maintenance costs.<\/li>\n<li><strong>Reliable delivery and service:<\/strong> The factory&#8217;s experienced team ensures on-time delivery of every batch of products, while providing installation, maintenance, and technical consulting support, giving customers professional support throughout the procurement and use process.<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2159\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5fae\u4fe1\u56fe\u7247_20241202160325-1024x576.jpg\" alt=\"fabricante de pasadores de dientes para excavadoras\" width=\"767\" height=\"431\" srcset=\"\" sizes=\"(max-width: 767px) 100vw, 767px\" data-srcset=\"\" \/><\/span><\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li><span style=\"color: #000000;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u4ea7\u54c1\u8d28\u91cf\u4fdd\u8bc1<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u5927\u91cf\u4f9b\u5e94<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u5177\u6709\u7ade\u4e89\u529b\u7684\u4ef7\u683c<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u5927\u591a\u6570\u54c1\u724c\u548c\u578b\u53f7<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u4e50\u4e8e\u52a9\u4eba\u7684\u5ba2\u6237\u670d\u52a1\u56e2\u961f<\/span><\/span><\/span><\/li>\n<li><span style=\"color: #000000;\"><span dir=\"auto\" style=\"vertical-align: inherit;\"><span dir=\"auto\" style=\"vertical-align: inherit;\">\u4e13\u4e1a\u6280\u672f\u652f\u6301<\/span><\/span><\/span><\/li>\n<\/ul>","protected":false},"featured_media":7759,"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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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":"","background-image":"","background-repeat":"repeat","background-position":"center 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offer high-strength track shoe bolts and nuts with 15 years experience, 1000+ parts stock, advanced production lines. 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