{"id":9043,"date":"2025-09-01T01:58:56","date_gmt":"2025-09-01T01:58:56","guid":{"rendered":"https:\/\/premiumalu.com\/?post_type=product&#038;p=9043"},"modified":"2026-07-08T15:01:18","modified_gmt":"2026-07-08T15:01:18","slug":"barra-quadrata-in-alluminio-6061","status":"publish","type":"product","link":"https:\/\/premiumalu.com\/it\/prodotto\/barra-quadrata-in-alluminio-6061\/","title":{"rendered":"6061 T4\/T6\/T651\/6511 Barra quadrata in alluminio"},"content":{"rendered":"<h2>What Is 6061 Aluminum Square Bar?<\/h2>\n<p>6061 square bar is an extruded profile with a square cross-section, commonly supplied in the T6 temper for maximum strength and dimensional stability. Its balance of machinability and corrosion resistance makes it a go-to section for both structural and precision-engineering work.<\/p>\n<h2>Available 6061 Aluminum Square Bar Products<\/h2>\n<h3>Barra quadrata<\/h3>\n<p>Square bars are supplied with side dimensions from 8 mm to 300 mm and lengths of 1000 &ndash; 6000 mm. T6511 is the standard extruded-and-stress-relieved temper for bars.<\/p>\n<table>\n<tbody>\n<tr>\n<th>Forma<\/th>\n<th>Temperamento<\/th>\n<th>Side (mm)<\/th>\n<th>Lunghezza (mm)<\/th>\n<\/tr>\n<tr>\n<td>Square bar<\/td>\n<td>T6, T651, T6511<\/td>\n<td>8 &ndash; 300<\/td>\n<td>1000 &ndash; 6000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Specifiche e denominazioni equivalenti<\/h2>\n<ul>\n<li><strong>AA \/ UNS:<\/strong> 6061 (A96061)<\/li>\n<li><strong>EN AW:<\/strong> EN AW-6061 (AlMg1SiCu)<\/li>\n<li><strong>Common standards:<\/strong> ASTM B221, EN 755, GB\/T 3191, JIS H4040<\/li>\n<\/ul>\n<h2>Composizione chimica<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Elemento<\/th>\n<th>Contenuto (%)<\/th>\n<\/tr>\n<tr>\n<td>Silicio (Si)<\/td>\n<td>0.40 &ndash; 0.80<\/td>\n<\/tr>\n<tr>\n<td>Ferro (Fe)<\/td>\n<td>0.70 max<\/td>\n<\/tr>\n<tr>\n<td>Rame (Cu)<\/td>\n<td>0.15 &ndash; 0.40<\/td>\n<\/tr>\n<tr>\n<td>Manganese (Mn)<\/td>\n<td>0,15 max<\/td>\n<\/tr>\n<tr>\n<td>Magnesio (Mg)<\/td>\n<td>0.80 &ndash; 1.20<\/td>\n<\/tr>\n<tr>\n<td>Cromo (Cr)<\/td>\n<td>0.04 &ndash; 0.35<\/td>\n<\/tr>\n<tr>\n<td>Zinco (Zn)<\/td>\n<td>0,25 max<\/td>\n<\/tr>\n<tr>\n<td>Titanio (Ti)<\/td>\n<td>0,15 max<\/td>\n<\/tr>\n<tr>\n<td>Altri (ciascuno)<\/td>\n<td>0,05 max<\/td>\n<\/tr>\n<tr>\n<td>Altri (totale)<\/td>\n<td>0,15 max<\/td>\n<\/tr>\n<tr>\n<td>Alluminio (Al)<\/td>\n<td>Resto<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Propriet\u00e0 meccaniche in base al trattamento termico<\/h2>\n<p>The values below are typical room-temperature properties for 6061 and are representative of extruded, drawn, or rolled product. Exact numbers vary with section size and product form; final inspection is reported on the MTC.<\/p>\n<table>\n<tbody>\n<tr>\n<th>Temperamento<\/th>\n<th>Resistenza alla trazione (MPa)<\/th>\n<th>Resistenza allo snervamento (MPa)<\/th>\n<th>Allungamento (%)<\/th>\n<th>Brinell Hardness (HB)<\/th>\n<\/tr>\n<tr>\n<td>O<\/td>\n<td>124<\/td>\n<td>55<\/td>\n<td>25<\/td>\n<td>30<\/td>\n<\/tr>\n<tr>\n<td>T4<\/td>\n<td>241<\/td>\n<td>145<\/td>\n<td>22<\/td>\n<td>65<\/td>\n<\/tr>\n<tr>\n<td>T6<\/td>\n<td>310<\/td>\n<td>276<\/td>\n<td>12<\/td>\n<td>95<\/td>\n<\/tr>\n<tr>\n<td>T651<\/td>\n<td>310<\/td>\n<td>276<\/td>\n<td>12<\/td>\n<td>95<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Guida alla scelta della tempra<\/h2>\n<ul>\n<li><strong>O \/ T4:<\/strong> for forming or welding before aging.<\/li>\n<li><strong>T6:<\/strong> maximum strength for structural and machined parts.<\/li>\n<li><strong>T651 \/ T6511:<\/strong> stress-relieved extrusions with better dimensional stability after machining.<\/li>\n<\/ul>\n<h2>Caratteristiche principali<\/h2>\n<h3>Lavorabilit\u00e0<\/h3>\n<p>6061 machines cleanly in T6, making it efficient for screw-machine products, fittings, and repeating components.<\/p>\n<h3>Structural Integrity<\/h3>\n<p>The square geometry provides predictable load paths for frameworks, jigs, and supports.<\/p>\n<h3>Resistenza alla corrosione<\/h3>\n<p>Good in most atmospheric environments; anodizing adds a durable, decorative surface.<\/p>\n<h2>Applicazioni<\/h2>\n<ul>\n<li>Automatic screw-machine products<\/li>\n<li>Fasteners, fittings, and machine parts<\/li>\n<li>Structural frames and supports<\/li>\n<li>Shafts, spindles, and bicycle components<\/li>\n<\/ul>\n<h2>Note sulla lavorazione e sulla finitura superficiale<\/h2>\n<ul>\n<li><strong>involucri e staffe che richiedono un buon aspetto<\/strong> free-cutting in T6; use coolant and sharp tooling.<\/li>\n<li><strong>finiture e rivestimenti visibili dove la finitura \u00e8 importante<\/strong> supplied cut-to-length; saw cuts are deburred before shipping.<\/li>\n<li><strong>parti strutturali leggere e decorative<\/strong> TIG\/MIG compatible with 4043 or 5356 filler.<\/li>\n<li><strong>Finishing:<\/strong> anodizing and polishing are available.<\/li>\n<\/ul>\n<h2>Documenti di qualit\u00e0 e ispezione<\/h2>\n<ul>\n<li><strong>Mill Test Certificate (MTC):<\/strong> every shipment includes an MTC reporting chemical analysis and mechanical results against the ordered specification.<\/li>\n<li><strong>Inspection:<\/strong> dimensional checks, visual surface inspection, and mechanical sampling are carried out before dispatch.<\/li>\n<li><strong>Standards:<\/strong> material can be supplied to ASTM, EN, GB\/T, or JIS requirements on request.<\/li>\n<li><strong>Third-party testing:<\/strong> SGS or other nominated laboratory reports can be arranged when required by the project.<\/li>\n<\/ul>\n<h2>Why Choose Linsy for 6061 Aluminum Square Bar<\/h2>\n<p>Linsy Aluminum is a Shenzhen-based supplier with more than 20 years of experience in distributing and processing aluminum alloys from the 1000 to 8000 series. We support buyers with cut-to-length, CNC machining, welding preparation, surface finishing, and documented quality control.<\/p>\n<p>Orders are handled against agreed lead times, and each lot is shipped with the corresponding MTC. Our team works with procurement, engineering, and fabrication customers to match the right temper and form to the application.<\/p>\n<h2>Risorse correlate<\/h2>\n<ul>\n<li><a href=\"https:\/\/premiumalu.com\/it\/guida-completa-allalluminio-6061\/\">Guida definitiva all'alluminio 6061<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/it\/6061-t651-vs-6061-t6-alluminio-la-scelta-migliore\/\">6061 T651 vs T6<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/it\/leghe-di-alluminio-6061-vs-7075-guida-definitiva-al-confronto\/\">6061 vs 7075<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/it\/6061-vs-2024-guida-dettagliata-al-confronto-delle-leghe-di-alluminio\/\">6061 vs 2024<\/a><\/li>\n<li><a href=\"https:\/\/premiumalu.com\/it\/la-guida-definitiva-allalluminio-6061-t6511\/\">Guide to 6061 T6511<\/a><\/li>\n<\/ul>\n<h2>6061 Square Bar Aluminum FAQ<\/h2>\n<h3>What temper is 6061 square bar usually supplied in?<\/h3>\n<p>T6 and T6511 are the most common for structural and machined bars; T6511 adds stress relief for better stability after cutting.<\/p>\n<h3>Can 6061 square bar be anodized?<\/h3>\n<p>Yes. 6061 anodizes well and is frequently specified for architectural and decorative sections.<\/p>\n<h3>Is 6061 square bar good for welding?<\/h3>\n<p>It welds well with standard aluminum processes; design for some strength loss in the heat-affected zone.<\/p>\n<h2>Domande frequenti generali sugli ordini<\/h2>\n<h3>Qual \u00e8 il tempo di consegna standard?<\/h3>\n<p>Standard stock sizes are usually dispatched within 10 &ndash; 60 days depending on temper, form, and finishing. Custom-cut or specially heat-treated material is confirmed at quotation.<\/p>\n<h3>Do you provide mill certificates?<\/h3>\n<p>Yes. An MTC is supplied with every order, and third-party test reports (for example SGS) can be arranged on request.<\/p>\n<h3>Which standards can you supply to?<\/h3>\n<p>We can work to ASTM, EN, GB\/T, JIS, and customer-specific drawings. Please share the required standard when requesting a quote.<\/p>\n<h3>Can material be cut or machined before shipping?<\/h3>\n<p>Yes. Cutting-to-length, CNC machining, and basic fabrication are available; discuss your requirements when ordering.<\/p>","protected":false},"excerpt":{"rendered":"<p>6061 aluminum square bar is a heat-treatable, extruded section that pairs good machinability with strength, weldability, and corrosion resistance. It is a dependable choice for structural frames, fixtures, fasteners, and general engineering parts.<\/p>\n<p>\n<strong>Moduli disponibili:<\/strong> square bar \/ rectangular bar<br \/>\n<strong>Temperamenti comuni:<\/strong> O \/ T4 \/ T6 \/ T651 \/ T6511<br \/>\n<strong>Supporto per l'elaborazione:<\/strong> cut-to-length \/ CNC machining \/ anodizing \/ polishing<br \/>\n<strong>Documenti di qualit\u00e0:<\/strong> Rapporto MTC allegato a ogni ordine<\/p>","protected":false},"featured_media":9075,"template":"","meta":{"_seopress_titles_title":"6061 Aluminum Square Bar Supplier | EN AW-6061","_seopress_titles_desc":"Linsy supplies 6061 aluminum square bar in T6, T651, T6511. 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