{"id":7269,"date":"2024-11-27T02:54:39","date_gmt":"2024-11-27T02:54:39","guid":{"rendered":"https:\/\/premiumalu.com\/5052-h34-aluminum-sheet-ultimate-guide\/"},"modified":"2026-08-31T12:48:16","modified_gmt":"2026-08-31T12:48:16","slug":"guide-ultime-de-la-tole-daluminium-5052-h34","status":"publish","type":"post","link":"https:\/\/premiumalu.com\/fr\/5052-h34-aluminum-sheet-ultimate-guide\/","title":{"rendered":"5052-H34 Aluminum Sheet: Strength, Use & Comparison"},"content":{"rendered":"

Qu'est-ce que l'aluminium 5052 ?<\/h2>\n\n\n\n

5052 is a 5xxx-series alloy with magnesium as the primary alloying element (2.2\u20132.8%). It is a non-heat-treatable grade that gains strength through strain hardening rather than precipitation, which keeps corrosion resistance and formability high while delivering moderate strength.<\/p>\n\n\n\n

Because magnesium-based strength cannot be recovered by heat treatment, the final properties of any 5052 part depend on how much cold work and stabilization the mill applies \u2014 and exactly why the temper you specify, especially for sheet that must carry load without heavy forming, matters more than the alloy choice itself.<\/p>\n\n\n\n

Understanding the H34 Temper<\/h2>\n\n\n\n

5052 is supplied annealed as 5052-O, then cold-rolled to build strength. The H3x family means the material is strain-hardened and then stabilized<\/strong> \u2014 heated at low temperature so it keeps its strength and does not soften at room temperature over time.<\/p>\n\n\n\n

The second digit sets the work level. \u201c4\u201d means 1\/2 hard, so H34 carries roughly twice the cold work of H32 and reads as a stiffer, stronger sheet stock.<\/p>\n\n\n\n

Stabilization is what separates H3x from H1x tempers. An H1x grade is strain-hardened only and can lose some strength if stored warm; an H3x grade is thermally stabilized, so the properties you receive are the properties you keep.<\/p>\n\n\n\n

How H34 Differs from H32<\/h3>\n\n\n\n

H32 is 1\/4 hard; H34 is 1\/2 hard. The extra cold work lifts ultimate tensile strength from about 228 MPa to 262 MPa and yield from 193 MPa to 214 MPa, at the cost of ductility \u2014 H34 elongation drops to 10\u201314% from H32\u2019s 12\u201315%.<\/p>\n\n\n\n

H34 is the call when a part needs more stiffness or load capacity than H32 can give but still gets bent or welded after delivery. Reach for H32 when tight radii or deep forming dominate the design.<\/p>\n\n\n\n

5052-H34 Mechanical Properties<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

Values below are typical for sheet and plate; exact figures shift with thickness and product form. 5052-H32 is shown as the reference point for the lighter temper.<\/p>\n\n\n\n

Propri\u00e9t\u00e9<\/th>5052-H34 (typical)<\/th>5052-H32 (ref)<\/th><\/tr>
Densit\u00e9<\/td>2,68 g\/cm\u00b3<\/td>2,68 g\/cm\u00b3<\/td><\/tr>
R\u00e9sistance \u00e0 la traction ultime<\/td>262 MPa (38 ksi)<\/td>228 MPa (33 ksi)<\/td><\/tr>
Limite d'\u00e9lasticit\u00e9 (d\u00e9calage de 0,2 %)<\/td>214 MPa (31 ksi)<\/td>193 MPa (28 ksi)<\/td><\/tr>
\u00c9longation<\/td>10\u201314%<\/td>12\u201315%<\/td><\/tr>
R\u00e9sistance \u00e0 la fatigue<\/td>124 MPa (18 ksi)<\/td>117 MPa (17 ksi)<\/td><\/tr>
R\u00e9sistance au cisaillement<\/td>145 MPa (21 ksi)<\/td>124 MPa (18 ksi)<\/td><\/tr>
Duret\u00e9 Brinell<\/td>68 HB<\/td>60 HB<\/td><\/tr>
Elastic modulus<\/td>70 GPa<\/td>70 GPa<\/td><\/tr>
Intervalle de fusion<\/td>607\u2013649 \u00b0C<\/td>607\u2013649 \u00b0C<\/td><\/tr>
Conductivit\u00e9 thermique<\/td>138 W\/m\u00b7K<\/td>138 W\/m\u00b7K<\/td><\/tr>
Conductivit\u00e9 \u00e9lectrique<\/td>35% IACS<\/td>35% IACS<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Yield strength is the number that decides most H34 selections. At 214 MPa it resists deflection better than H32 under the same panel load, so a thinner H34 sheet can often replace a thicker H32 sheet where stiffness, not forming, sets the gage.<\/p>\n\n\n\n

Where 5052-H34 Is Used<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

Structural and Marine Sheet Fabrication<\/h3>\n\n\n\n

5052-H34 sheet carries load in panels, stiffeners, brackets, and tank walls where a small weight penalty beats corrosion failure. Its higher yield lets fabricators hold flatness and resist deflection in boat structures, hatch covers, and offshore equipment exposed to salt water year-round.<\/p>\n\n\n\n

The corrosion resistance carries through welding, so a welded H34 assembly keeps its seawater immunity without post-weld heat treatment.<\/p>\n\n\n\n

Transportation, Architectural, and Appliance Panels<\/h3>\n\n\n\n

Vehicle skins, enclosures, signage, and appliance bodies draw on H34\u2019s stiffness and surface quality. The temper holds its shape under vibration and handling better than softer tempers, which matters for large flat panels and exterior cladding.<\/p>\n\n\n\n

Light forming is still possible, so H34 suits parts that are cut, bent on a wide radius, and finished in volume.<\/p>\n\n\n\n

H34 vs Other 5052 Tempers \u2014 How to Choose<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n
Temp\u00e9rer<\/th>Traitement<\/th>Rm (typique)<\/th>Limite d'\u00e9lasticit\u00e9 (typique)<\/th>Meilleur pour<\/th>\u00c9viter lorsque<\/th><\/tr>
O<\/td>Recuit, enti\u00e8rement mou<\/td>193 MPa<\/td>90 MPa<\/td>Deep drawing, complex forming<\/td>Toute utilisation portante<\/td><\/tr>
H32<\/td>1\/4 dur + stabilis\u00e9<\/td>228 MPa<\/td>193 MPa<\/td>Pi\u00e8ces en t\u00f4le form\u00e9es et soud\u00e9es<\/td>Vous avez besoin d'une r\u00e9sistance maximale<\/td><\/tr>
H34<\/td>1\/2 dur + stabilis\u00e9<\/td>262 MPa<\/td>214 MPa<\/td>T\u00f4le rigide et portante avec pliages l\u00e9gers<\/td>De faibles rayons de pliage sont requis<\/td><\/tr>
H36<\/td>3\/4 dur + stabilis\u00e9<\/td>276 MPa<\/td>241 MPa<\/td>Panneaux n\u00e9cessitant une limite d'\u00e9lasticit\u00e9 plus \u00e9lev\u00e9e<\/td>Tout formage est impliqu\u00e9<\/td><\/tr>
H38<\/td>Dur complet + stabilis\u00e9<\/td>290 MPa<\/td>255 MPa<\/td>Pi\u00e8ces plates, rigides et non form\u00e9es<\/td>La pi\u00e8ce est pli\u00e9e de quelque mani\u00e8re que ce soit<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

When H34 Is the Right Call<\/h3>\n\n\n\n

Pick H34 when the design is stiffness- or load-driven and only light bending or welding follows delivery \u2014 brackets, stiffeners, and enclosures that must hold shape. Pick it over H32 when a thinner gage must still resist deflection under panel load.<\/p>\n\n\n\n

Quand une autre trempe convient mieux<\/h3>\n\n\n\n

Reach for 5052-O or H32 when the geometry needs deep draws or tight radii, since H34 cracks more easily on sharp bends. Move to H36 or H38 only for flat, rigid parts with no forming. For maximum structural strength in a different alloy family, 6061-T6 is the usual comparison \u2014 see our Guide comparatif 5052 vs 6061 aluminium<\/a> for the full trade-off, and our guide 5052-H32<\/a> when forming drives the spec.<\/p>\n\n\n\n

Working with 5052-H34 \u2014 What You Need to Know<\/h2>\n\n\n\n
\"\"<\/figure>\n\n\n\n

Machining runs at a fair-to-good level. The soft, ductile chip tends to build up on the cutting edge, so use sharp carbide tools, positive rake angles, and flood coolant to hold tolerances and surface finish.<\/p>\n\n\n\n

Welding is among the easiest of any aluminum grade. GTAW or MIG joints keep their strength through the heat-affected zone (HAZ \u2014 the band heated by welding) because 5052 does not age-harden; use ER5356 filler for the best corrosion resistance or ER4043 where lower crack sensitivity matters more than color match.<\/p>\n\n\n\n

Corrosion protection is largely built in. Bare 5052-H34 already shrugs off salt water and industrial atmospheres, while anodizing, powder coat (RAL 9016), or PVC film add wear and cosmetic defense. When a 5052 part bolts to steel or copper, break the galvanic couple with isolation or coating.<\/p>\n\n\n\n

Formability is the main limit of this temper. Air-bend radii must be wider than on H32, so plan the press-brake setup around the published minimum for the gage and expect moderate springback; tight radii risk micro-cracking.<\/p>\n\n\n\n

Avantages et limites en un coup d'\u0153il<\/h2>\n\n\n\n
Dimension<\/th>What 5052-H34 does well<\/th>What to watch<\/th><\/tr>
Strength vs H32<\/td>~15% higher yield (214 vs 193 MPa) at same gage<\/td>~25% below 6061-T6 yield (276 MPa)<\/td><\/tr>
Stiffness \/ deflection<\/td>Holds shape better under panel load<\/td>\u2014<\/td><\/tr>
Fatigue<\/td>High (124 MPa) under cyclic load<\/td>\u2014<\/td><\/tr>
Corrosion (eau sal\u00e9e)<\/td>Excellente r\u00e9sistance \u00e0 l\u2019eau sal\u00e9e<\/td>Maintenir le Mg sous 3% ; \u00e9viter les contraintes thermiques \u00e9lev\u00e9es prolong\u00e9es<\/td><\/tr>
Formabilit\u00e9<\/td>Bon pour les pliages l\u00e9gers<\/td>Rayons plus larges que H32 ; fissures sur les pliages serr\u00e9s<\/td><\/tr>
Soudabilit\u00e9<\/td>Excellent ; la zone affect\u00e9e thermiquement conserve la r\u00e9sistance<\/td>L\u2019anodisation esth\u00e9tique n\u00e9cessite un \u00e9chantillon de r\u00e9f\u00e9rence pour la correspondance des couleurs<\/td><\/tr>
Disponibilit\u00e9<\/td>Largement disponible en t\u00f4le et en plaque<\/td>\u2014<\/td><\/tr>
Co\u00fbt<\/td>Rentable par rapport aux nuances \u00e0 haute teneur en Mg ou aux nuances 7xxx<\/td>\u2014<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Conclusion<\/h2>\n\n\n\n

Le 5052-H34 \u00e9change la facilit\u00e9 de formage des temp\u00e9raments plus doux contre une r\u00e9sistance et une rigidit\u00e9 sup\u00e9rieures \u2014 le bon choix lorsqu\u2019une pi\u00e8ce en t\u00f4le doit supporter une charge ou conserver sa forme plut\u00f4t que d\u2019\u00eatre profond\u00e9ment form\u00e9e. Aluminium Linsy<\/a> Fournit des t\u00f4les, plaques, barres, tubes et fils en 5052-H32 et H34, avec usinage CNC interne, soudage, d\u00e9coupe laser et finitions de surface telles que l\u2019anodisation et le rev\u00eatement en poudre ; chaque commande est livr\u00e9e avec un certificat mati\u00e8re (MTC), et des rapports SGS sont disponibles sur demande, avec des d\u00e9lais de production personnalis\u00e9s typiques de 10 \u00e0 60 jours.<\/p>\n\n\n\n

Indiquez-nous votre alliage, votre temp\u00e9rament et vos dimensions de coupe, et nous confirmerons la disponibilit\u00e9 en stock ou une fen\u00eatre de production personnalis\u00e9e afin que vos pi\u00e8ces en 5052-H34 arrivent pr\u00eates pour la fabrication.<\/p>\n\n\n\n

Questions fr\u00e9quemment pos\u00e9es<\/h2>\n\n\n\n

Le 5052-H34 est-il plus r\u00e9sistant que le 5052-H32 ? <\/h3>\n\n\n\n

Oui. Le H34 offre une limite d\u2019\u00e9lasticit\u00e9 environ 15% sup\u00e9rieure (214 contre 193 MPa) et une r\u00e9sistance \u00e0 la traction plus \u00e9lev\u00e9e (262 contre 228 MPa) \u00e0 la m\u00eame \u00e9paisseur. Le compromis est la formabilit\u00e9 : le H34 se plie sur des rayons plus larges et se fissure plus facilement sur les pliages serr\u00e9s.<\/p>\n\n\n\n

Le 5052-H34 peut-il \u00eatre trait\u00e9 thermiquement pour augmenter sa r\u00e9sistance ? <\/h3>\n\n\n\n

Non. Le 5052 n\u2019est pas traitable thermiquement, donc le traitement de mise en solution et le vieillissement n\u2019ont aucun effet. Pour plus de r\u00e9sistance dans le m\u00eame alliage, passez au H36 ou H38 ; pour un saut important, passez \u00e0 une nuance traitable thermiquement comme le 6061-T6.<\/p>\n\n\n\n

Quel rayon de pliage dois-je utiliser pour la t\u00f4le en 5052-H34 ? <\/h3>\n\n\n\n

Utilisez un rayon plus large que pour le H32, et restez au niveau ou au-dessus du minimum publi\u00e9 pour l\u2019\u00e9paisseur afin d\u2019\u00e9viter les micro-fissures. Planifiez le r\u00e9glage de la presse-plieuse en tenant compte d\u2019un retour \u00e9lastique mod\u00e9r\u00e9, plus prononc\u00e9 que sur les temp\u00e9raments enti\u00e8rement doux.<\/p>\n\n\n\n

Le 5052-H34 se soude-t-il aussi bien que le H32 ? <\/h3>\n\n\n\n

Oui. Les deux se soudent au GTAW ou au MIG tout en conservant la r\u00e9sistance dans la zone affect\u00e9e thermiquement ; choisissez l\u2019ER5356 pour la meilleure r\u00e9sistance \u00e0 la corrosion ou l\u2019ER4043 lorsque la moindre sensibilit\u00e9 aux fissures importe plus que la correspondance de la couleur de base.<\/p>\n\n\n\n

Comment le 5052-H34 se compare-t-il au 6061-T6 pour les pi\u00e8ces structurelles ? <\/h3>\n\n\n\n

Le 5052-H34 l\u2019emporte sur la corrosion en eau sal\u00e9e et la formabilit\u00e9, tandis que le 6061-T6 l\u2019emporte sur la limite d\u2019\u00e9lasticit\u00e9 et l\u2019usinabilit\u00e9. Pour les pi\u00e8ces immerg\u00e9es ou expos\u00e9es \u00e0 un brouillard salin, le 5052-H34 est le choix le plus s\u00fbr \u00e0 long terme ; pour les cadres structurels secs, le 6061-T6 convient souvent.<\/p>\n\n\n\n

Le 5052-H34 s\u2019anodise-t-il bien ? <\/h3>\n\n\n\n

Oui, il s\u2019anodise proprement en rev\u00eatements clairs, teint\u00e9s de jaune ou color\u00e9s. La teinte jaune est normale pour les alliages 5xxx, donc testez un \u00e9chantillon lorsqu\u2019une correspondance de couleur \u00e9troite avec le 6061 ou le 6082 est requise pour un assemblage mixte.<\/p>","protected":false},"excerpt":{"rendered":"

What Is 5052 Aluminum? 5052 is a 5xxx-series alloy with magnesium as the primary alloying element (2.2\u20132.8%). It is a non-heat-treatable grade that gains strength through strain hardening rather than precipitation, which keeps corrosion resistance and formability high while delivering moderate strength. Because magnesium-based strength cannot be recovered by heat treatment, the final properties of […]<\/p>\n","protected":false},"author":3,"featured_media":10403,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"5052 H34 Aluminum Sheet: Properties, Temper and Applications","_seopress_titles_desc":"5052-H34 aluminum sheet gives higher strength and stiffness than H32 with good corrosion resistance. See properties, bending limits, and how it compares with 6061-T6.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[177],"tags":[],"class_list":["post-7269","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5000_6000-series-aluminum"],"_links":{"self":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/posts\/7269","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/comments?post=7269"}],"version-history":[{"count":2,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/posts\/7269\/revisions"}],"predecessor-version":[{"id":10408,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/posts\/7269\/revisions\/10408"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/media\/10403"}],"wp:attachment":[{"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/media?parent=7269"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/categories?post=7269"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/premiumalu.com\/fr\/wp-json\/wp\/v2\/tags?post=7269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}