{"id":8374,"date":"2021-06-29T16:19:35","date_gmt":"2021-06-29T14:19:35","guid":{"rendered":"https:\/\/blog.federnshop.com\/acier-a-ressort-pour-basses-temperatures\/"},"modified":"2021-07-29T13:29:55","modified_gmt":"2021-07-29T11:29:55","slug":"acier-a-ressort-pour-basses-temperatures","status":"publish","type":"post","link":"https:\/\/blog.federnshop.com\/fr\/acier-a-ressort-pour-basses-temperatures\/","title":{"rendered":"Acier \u00e0 ressort pour basses temp\u00e9ratures"},"content":{"rendered":"

Que ce soit dans les syst\u00e8mes de refroidissement, dans espace<\/a> ou d’autres applications \u00e0 basse temp\u00e9rature. Les ressorts m\u00e9talliques doivent souvent r\u00e9sister \u00e0 des temp\u00e9ratures allant jusqu’\u00e0 – 200 degr\u00e9s. Malgr\u00e9 la hausse r\u00e9sistance \u00e0 la traction<\/a> les basses temp\u00e9ratures ont un effet d\u00e9favorable sur le mat\u00e9riau car la t\u00e9nacit\u00e9 diminue et des fractures fragiles peuvent se produire Pour les applications \u00e0 basse temp\u00e9rature, les aciers \u00e0 ressorts inoxydables, les alliages de cuivre et de nickel sont pr\u00e9f\u00e9rables aux fils \u00e0 ressort et aux fils \u00e0 ressort de soupape brevet\u00e9s. Le tableau suivant indique les temp\u00e9ratures limites.<\/p>\n

tableau<\/span> : Recommandations d’utilisation \u00e0 basse temp\u00e9rature<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Mat\u00e9riel de ressort<\/strong><\/td>\nTemp\u00e9rature de fonctionnement la plus basse en \u00b0C<\/strong><\/td>\n<\/tr>\n
Fil d’acier \u00e0 ressort \u00e9tir\u00e9 brevet\u00e9 selon EN 10270-1<\/td>\n-60<\/td>\n<\/tr>\n
Fil de ressort de soupape tremp\u00e9 \u00e0 l’huile selon EN 10270-2<\/td>\n-60<\/td>\n<\/tr>\n
X10CrNi 18,8 (1,4310)<\/td>\n-200<\/td>\n<\/tr>\n
X7CrNiAl 17,7 (1,4568)<\/td>\n-200<\/td>\n<\/tr>\n
X5CrNiMo 17-12-2 (1.4401)<\/td>\n-200<\/td>\n<\/tr>\n
CuSn6<\/td>\n-200<\/td>\n<\/tr>\n
CuZn36<\/td>\n-200<\/td>\n<\/tr>\n
CuBe2<\/td>\n-200<\/td>\n<\/tr>\n
CuNi18Zn20<\/td>\n-200<\/td>\n<\/tr>\n
Inconel X750<\/td>\n-100<\/td>\n<\/tr>\n
Nimonic90<\/td>\n-100<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Lors de travaux \u00e0 basse temp\u00e9rature, il faut \u00e9viter les d\u00e9fauts de surface dus \u00e0 l’usinage (par ex. rainures) ou aux plis avec de petits rayons de courbure.<\/p>\n

Propri\u00e9t\u00e9s des mat\u00e9riaux de ressort<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Que ce soit dans les syst\u00e8mes de refroidissement, dans espace ou d’autres applications \u00e0 basse temp\u00e9rature. Les ressorts m\u00e9talliques doivent souvent r\u00e9sister \u00e0 des temp\u00e9ratures allant jusqu’\u00e0 – 200 degr\u00e9s. Malgr\u00e9 la hausse r\u00e9sistance \u00e0 la traction les basses temp\u00e9ratures<\/p>\n","protected":false},"author":4,"featured_media":8388,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[464,880,870,869],"tags":[2172,1974,2171,1358,515,2170],"class_list":["post-8374","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-connaissance","category-materiel-fr","category-ressorts-en-fil","category-vente","tag-aciers-a-ressort","tag-fil-dacier-a-ressort-fr","tag-fractures-fragiles","tag-materiaux-a-ressorts","tag-metallfedern-fr","tag-utilisation-a-basse-temperature"],"_links":{"self":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts\/8374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/comments?post=8374"}],"version-history":[{"count":1,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts\/8374\/revisions"}],"predecessor-version":[{"id":8440,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/posts\/8374\/revisions\/8440"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/media\/8388"}],"wp:attachment":[{"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/media?parent=8374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/categories?post=8374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.federnshop.com\/fr\/wp-json\/wp\/v2\/tags?post=8374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}