{"id":6723,"date":"2024-12-19T11:46:14","date_gmt":"2024-12-19T03:46:14","guid":{"rendered":"https:\/\/xzfastener.com\/?p=6723"},"modified":"2026-06-22T11:47:27","modified_gmt":"2026-06-22T03:47:27","slug":"u-bolt-dimensions-diameter-width-length-and-thread-length","status":"publish","type":"post","link":"https:\/\/xzfastener.com\/fr\/u-bolt-dimensions-diameter-width-length-and-thread-length\/","title":{"rendered":"Dimensions du boulon en U\u00a0: diam\u00e8tre, largeur, longueur et longueur du filetage"},"content":{"rendered":"

U-bolts are simple in appearance, but their dimensions must be specified carefully. A small mistake in width, leg length, or thread length can cause poor fit, weak clamping, or installation delays.<\/p>\n\n\n\n

For buyers, the safest approach is to treat a U-bolt as a formed fastening component, not just a bent round bar with threads.<\/p>\n\n\n\n

Why U-Bolt Dimensions Matter<\/h2>\n\n\n\n

U-bolts are commonly used for pipe supports, round bar fixing, vehicle suspension parts, cable trays, machinery brackets, marine fittings, and construction assemblies. The U-shape must match the part being clamped.<\/p>\n\n\n\n

If the inside width is too narrow, the U-bolt will not fit. If it is too wide, the clamping force may be unstable. If the legs are too short, the nuts cannot engage fully. If the thread length is wrong, installation becomes difficult.<\/p>\n\n\n\n

Les acheteurs peuvent consulter les informations g\u00e9n\u00e9rales produits de boulons<\/a> et le plein produits de fixation<\/a> range when preparing a U-bolt RFQ.<\/p>\n\n\n\n

Key U-Bolt Dimensions<\/h2>\n\n\n\n

Four Measurements Buyers Should Confirm<\/h3>\n\n\n\n
Dimensions<\/th>Ce que cela signifie<\/th>Pourquoi c'est important<\/th><\/tr><\/thead>
Rod diameter<\/td>Diameter of the round bar<\/td>Affects strength and nut size<\/td><\/tr>
Largeur int\u00e9rieure<\/td>Distance between the two legs<\/td>Must match pipe, tube, or clamped part<\/td><\/tr>
Longueur de jambe<\/td>Length from bend area to thread end<\/td>Controls installation clearance<\/td><\/tr>
Longueur du fil<\/td>Length of threaded section on each leg<\/td>Must allow nut and washer engagement<\/td><\/tr>
Rayon de courbure<\/td>Radius of the U-shaped curve<\/td>Affects fit around pipe or round material<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

For standard items, dimensions may follow common industrial sizes. For project-specific parts, drawings are recommended.<\/p>\n\n\n\n

Round, Square and Custom U-Bolts<\/h2>\n\n\n\n

Shape Depends on the Clamped Part<\/h3>\n\n\n\n

Round U-bolts are used for pipes, rods, and circular profiles. Square U-bolts are used for square tubes, flat frames, and rectangular supports.<\/p>\n\n\n\n

U-Bolt Type<\/th>Utilisation courante<\/th>Ch\u00e8que de l'acheteur<\/th><\/tr><\/thead>
Round U-bolt<\/td>Pipes, round bars, marine fittings<\/td>Pipe OD and bend radius<\/td><\/tr>
Square U-bolt<\/td>Square tube, frames, brackets<\/td>Inside width and corner shape<\/td><\/tr>
Custom U-bolt<\/td>OEM or project-specific assemblies<\/td>Drawing, tolerance, material, coating<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

For non-standard widths, long legs, special threads, or unusual shapes, use fixations non standard sur mesure<\/a> and provide a drawing or sample.<\/p>\n\n\n\n

Mat\u00e9riau et finition de surface<\/h2>\n\n\n\n

U-bolts may be made from carbon steel, alloy steel, or stainless steel. Surface finish depends on the environment.<\/p>\n\n\n\n

Common options include zinc plating, hot-dip galvanizing, black oxide, zinc flake coating, and stainless steel. For outdoor or corrosive use, compare diverses attaches enduites<\/a> before final selection.<\/p>\n\n\n\n

RFQ Checklist for U-Bolts<\/h2>\n\n\n\n

Avant de demander un devis, fournissez :<\/p>\n\n\n\n

    \n
  1. Rod diameter<\/li>\n\n\n\n
  2. Largeur int\u00e9rieure<\/li>\n\n\n\n
  3. Longueur de jambe<\/li>\n\n\n\n
  4. Thread size and thread length<\/li>\n\n\n\n
  5. Round or square shape<\/li>\n\n\n\n
  6. Material and strength requirement<\/li>\n\n\n\n
  7. Finition ou rev\u00eatement de surface<\/li>\n\n\n\n
  8. \u00c9crous et rondelles assortis<\/li>\n\n\n\n
  9. Quantit\u00e9 et emballage<\/li>\n<\/ol>\n\n\n\n

    For regular sizes, buyers can also review attaches standards<\/a> before confirming whether custom production is needed.<\/p>\n\n\n\n

    Conseil final<\/h2>\n\n\n\n

    U-bolt dimensions should be confirmed before production, especially for pipe supports, vehicle parts, machinery brackets, and construction assemblies. Diameter, width, leg length, and thread length must all match the real installation condition.<\/p>\n\n\n\n

    A clear drawing or complete RFQ prevents wrong fit, short threads, weak clamping, and costly rework.<\/p>\n\n\n\n

    <\/p>","protected":false},"excerpt":{"rendered":"

    U-bolts are simple in appearance, but their dimensions must be specified carefully. A small mistake in width, leg length, or thread length can cause poor fit, weak clamping, or installation delays. For buyers, the safest approach is to treat a U-bolt as a formed fastening component, not just a bent round bar with threads. Why […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[479],"tags":[482],"class_list":["post-6723","post","type-post","status-publish","format-standard","hentry","category-fastener-knowledge-library","tag-fastener-sizes-specifications"],"acf":[],"_links":{"self":[{"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/posts\/6723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/comments?post=6723"}],"version-history":[{"count":1,"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/posts\/6723\/revisions"}],"predecessor-version":[{"id":6724,"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/posts\/6723\/revisions\/6724"}],"wp:attachment":[{"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/media?parent=6723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/categories?post=6723"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xzfastener.com\/fr\/wp-json\/wp\/v2\/tags?post=6723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}