{"id":39405,"date":"2017-12-26T11:05:02","date_gmt":"2017-12-26T10:05:02","guid":{"rendered":"https:\/\/magazinnew.reichelt.de\/magazin\/non-classifiee\/reconnaitre-les-erreurs-de-brasage-et-de-dessoudage\/"},"modified":"2021-12-21T12:46:14","modified_gmt":"2021-12-21T11:46:14","slug":"reconnaitre-les-erreurs-de-brasage-et-de-dessoudage","status":"publish","type":"post","link":"https:\/\/www.reichelt.com\/magazin\/fr\/conseils\/reconnaitre-les-erreurs-de-brasage-et-de-dessoudage\/","title":{"rendered":"Reconna\u00eetre les erreurs de brasage et de dessoudage"},"content":{"rendered":"<p>Une erreur de brasage peut co\u00fbter tr\u00e8s cher. Il faut donc prendre beaucoup de pr\u00e9cautions et si besoin est, dessouder ce qui a \u00e9t\u00e9 mal soud\u00e9. Voici plusieurs aspects auxquels il faut faire attention lorsqu\u2019on travaille avec un fer de brasage.<!--more--><\/p>\n[themen_sprungmarken]\n<h2><strong>D\u00e9tecter les erreurs de brasage<\/strong><\/h2>\n<p>Si des pi\u00e8ces \u00e0 assembler sont mal soud\u00e9es, il existe un risque d\u2019interruption pour le courant \u00e9lectrique. Si un courant puissant passe par une brasure interrompue, cela peut m\u00eame provoquer des \u00e9tincelles. C\u2019est la raison pour laquelle la plupart des fabricants attachent beaucoup d\u2019importance \u00e0 l\u2019int\u00e9gration d\u2019un syst\u00e8me \u00e9lectronique de d\u00e9tection des erreurs de soudage. Dans les processus de production, cela se traduit par des syst\u00e8mes d\u2019inspection qui, en fonction de l\u2019usine de production, reposent sur la technique aux rayons X.<\/p>\n<p>Mais si les circuits imprim\u00e9s se trouvent dans des appareils d\u00e9j\u00e0 finis, d\u00e9tecter les erreurs de brasage peut s\u2019av\u00e9rer probl\u00e9matique et n\u00e9cessite souvent le d\u00e9montage complet du circuit imprim\u00e9. Afin de gagner du temps, on peut, \u00e0 titre d\u2019exemple, se procurer le Mobil Scope d\u2019Ersa&nbsp;: c\u2019est un endoscope sp\u00e9cial pour analyser les brasures qui ne sont pas visibles imm\u00e9diatement.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>\u00c9viter les erreurs de brasage<\/strong><\/h2>\n<p>Le respect de certains principes et r\u00e8gles de base du brasage permet d\u2019\u00e9viter de nombreuses erreurs&nbsp;:<\/p>\n<p>&#8211; La temp\u00e9rature de la panne \u00e0 souder ne doit pas \u00eatre trop basse afin que l\u2019\u00e9tain de brasage soit compl\u00e8tement liquide.<\/p>\n<p>&#8211; La temp\u00e9rature ne doit pas non plus \u00eatre trop \u00e9lev\u00e9e afin de ne pas endommager les pi\u00e8ces.<\/p>\n<p>&#8211; \u00c9viter une pression trop forte sur la pointe, afin d\u2019\u00e9viter toute surtension sur les circuits imprim\u00e9s lors du brasage et que la panne, si elle est fine, ne se torde pas.<\/p>\n<p>&#8211; Proc\u00e9der \u00e0 un \u00e9tamage minutieux de la panne afin que l\u2019\u00e9tain soit r\u00e9parti de fa\u00e7on \u00e9gale sur le circuit.<\/p>\n<p>&#8211; Ne pas utiliser d\u2019\u00e9tain sale et donc ne pas r\u00e9utiliser les particules de soudure.<\/p>\n<p>&#8211; De l\u2019\u00e9tain de brasage contenant trop peu d\u2019\u00e9tain augmente les risques de mauvaises brasures.<\/p>\n<p>&#8211; Garder la panne \u00e0 souder aussi propre que possible et \u00e9viter tout contact avec des plastiques, r\u00e9sines, silicones ou graisses.<\/p>\n<p>&#8211; Nettoyer au plus vite la panne \u00e0 souder des r\u00e9sidus qui s\u2019y trouvent. Il est pr\u00e9f\u00e9rable d\u2019utiliser une \u00e9ponge humide plut\u00f4t qu\u2019une \u00e9ponge s\u00e8che.<\/p>\n<p>&#8211; \u00c9viter que le poste de soudure ne soit poussi\u00e9reux, afin qu\u2019aucune poussi\u00e8re ne s\u2019infiltre dans les circuits imprim\u00e9s.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Dessoudage de pi\u00e8ces et r\u00e9paration d\u2019erreurs de brasage<\/strong><\/h2>\n<p>Si vous avez, par m\u00e9garde, appliqu\u00e9 trop d\u2019\u00e9tain de brasage sur la brasure d\u2019un circuit imprim\u00e9, cela peut provoquer un court-circuit. Il faut donc enlever l\u2019\u00e9tain superflu. Dans ce cas-l\u00e0, utilisez une pompe \u00e0 dessouder ou une station de dessoudage, qui est aussi utile lorsqu\u2019il faut remplacer une pi\u00e8ce d\u00e9fectueuse sur un circuit imprim\u00e9.&nbsp;<span data-view=\"article\" data-artid=\"95327\" data-lang=\"de\"><\/span>\n<p>&nbsp;<\/p>\n<h2><strong>Les appareils de dessoudage manuels<\/strong><\/h2>\n<p>Pour des op\u00e9rations de dessoudage occasionnelles, pr\u00e9f\u00e9rez une pompe \u00e0 dessouder en forme de crayon avec un ressort de tension pour la chambre \u00e0 vide int\u00e9gr\u00e9e et une t\u00eate d\u00e9clencheuse pour pouvoir la manier avec une seule main.&nbsp;<span data-view=\"article\" data-artid=\"7395\" data-lang=\"de\"><\/span> L\u2019\u00e9tain de brasage aspir\u00e9 dans la chambre doit alors en principe \u00eatre vid\u00e9 manuellement \u00e0 l\u2019aide d\u2019une t\u00eate d\u00e9vissable. En fonction de la taille de la t\u00eate, les pompes \u00e0 dessouder sont aussi adapt\u00e9es aux pads CMS.<\/p>\n<p>Si la surface \u00e0 dessouder est plus grande, des tresses \u00e0 dessouder suppl\u00e9mentaires peuvent s\u2019av\u00e9rer utiles.&nbsp;<span data-view=\"article\" data-artid=\"122317\" data-lang=\"de\"><\/span> Elles sont en principe en cuivre et ont une largeur allant de 1 \u00e0 2,5&nbsp;mm en fonction des mod\u00e8les. Suivant le fournisseur, les bo\u00eetiers des pompes \u00e0 dessouder sont soit en plastique soit en m\u00e9tal. Par ailleurs, il faut faire attention au type et \u00e0 la longueur de la t\u00eate. Par exemple, les t\u00eates en fibre de carbone conductrices r\u00e9sistent \u00e0 des temp\u00e9ratures atteignant 200&nbsp;\u00b0C et celles en t\u00e9flon \u00e0 des temp\u00e9ratures encore plus \u00e9lev\u00e9es. En r\u00e8gle g\u00e9n\u00e9rale, les pompes \u00e0 dessouder ont un diam\u00e8tre d\u2019environ 20&nbsp;mm et une chambre avec un volume entre 8 et 11&nbsp;cm\u00b3.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>Les stations de dessoudage<\/strong><\/h2>\n<p>Pour une utilisation professionnelle, il existe \u00e9galement des stations de dessoudage ou une station combinant soudage et dessoudage. <span data-view=\"article\" data-artid=\"161924\" data-lang=\"de\"><\/span> Elles disposent d\u2019une panne \u00e0 souder avec ouverture d\u2019aspiration int\u00e9gr\u00e9e et une pompe \u00e0 air dans la station qui assure la d\u00e9pression n\u00e9cessaire. C\u2019est la raison pour laquelle les fers de dessoudage poss\u00e8dent \u00e9galement un conduit d\u2019air vers la station en plus de prises de courant suppl\u00e9mentaires. Ces mod\u00e8les de stations ont au moins deux canaux et prises s\u00e9par\u00e9s afin de pouvoir y brancher \u00e0 la fois une panne \u00e0 souder ainsi qu\u2019un fer de dessoudage et que les deux soient toujours pr\u00eats \u00e0 l\u2019emploi.<\/p>\n<h6>Illustration : <a href=\"https:\/\/de.fotolia.com\/id\/85653570\">https:\/\/de.fotolia.com\/id\/85653570#<\/a><\/h6>\n<h2>Comparatif des \u00e9tains de brasage disponibles chez reichelt<\/h2>\n\n<table id=\"tablepress-3\" class=\"tablepress tablepress-id-3\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Hersteller<\/th><th class=\"column-2\">Typ<\/th><th class=\"column-3\">bleifrei<\/th><th class=\"column-4\">Aufbau\/Legierung *1)<\/th><th class=\"column-5\">Schmelzpunkt *2)<\/th><th class=\"column-6\">Durchmesser<\/th><th class=\"column-7\">Lieferart<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Donau Elektronik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446&amp;LA=446\" rel=\"noopener\" target=\"_blank\">Donau LZA1 Aluminiumlot<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Pb80 Sn18 Ag2<\/td><td class=\"column-5\">179-275<\/td><td class=\"column-6\">1<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">EDSYN<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=edsyn%20sac\" rel=\"noopener\" target=\"_blank\">SAC<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95,5 Ag3,8 Cu0,7<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">0,35-0,5\u20130,8-1,0-1,5<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">EDSYN<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/Loetzinn\/EDSYN-SSAC2010\/3\/index.html?ACTION=3&amp;LA=446&amp;ARTICLE=98656&amp;GROUPID=557&amp;artnr=EDSYN+SSAC2010&amp;SEARCH=edsyn%2Bsac\" rel=\"noopener\" target=\"_blank\">SSAC<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn96,5 Ag3 Cu0,5<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">0.2<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">EDSYN<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/Loetzinn\/EDSYN-SSAC2010\/3\/index.html?ACTION=3;ARTICLE=98657;SEARCH=edsyn%20su\" rel=\"noopener\" target=\"_blank\">SU<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Sn62 Pb36 Ag2<\/td><td class=\"column-5\">178<\/td><td class=\"column-6\">0.35<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=felder;SID=94WbJr5KwQATQAAAWU8Sc1a619cd686e3b91ba0a956ba5b3705af\" rel=\"noopener\" target=\"_blank\">LZ F1 BF<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95,5 Ag3,8 Cu0,7<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">0,5-0,75-1,0-1,5<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=felder%20;SID=94WbJr5KwQATQAAAWU8Sc1a619cd686e3b91ba0a956ba5b3705af\" rel=\"noopener\" target=\"_blank\">LZ F2 BF<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn96 Ag4<\/td><td class=\"column-5\">k.A.<\/td><td class=\"column-6\">0,5-0,75-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=felder%20f3;SID=94WbJr5KwQATQAAAWU8Sc1a619cd686e3b91ba0a956ba5b3705af\" rel=\"noopener\" target=\"_blank\">LZ F3 BF<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn99 Cu1<\/td><td class=\"column-5\">227 eut.<\/td><td class=\"column-6\">0,5-0,8-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=LZ%20FE;SID=94WbJr5KwQATQAAAWU8Sc1a619cd686e3b91ba0a956ba5b3705af\" rel=\"noopener\" target=\"_blank\">LZ FE<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Sn60 Pb40<\/td><td class=\"column-5\">183-190<\/td><td class=\"column-6\">0,5-0,75-1,0-1,5<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=felder;SID=94WbJr5KwQATQAAAWU8Sc1a619cd686e3b91ba0a956ba5b3705af\" rel=\"noopener\" target=\"_blank\">LZ FE AG<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Sn62 Pb36 Ag2<\/td><td class=\"column-5\">179 eut.<\/td><td class=\"column-6\">0,35-0,5-0,8<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=3;ARTICLE=50332;SEARCH=felder%20LZ%20FE%20BF\" rel=\"noopener\" target=\"_blank\">LZ FE BF<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95,5 Ag Cu0,7<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">0.35<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-12\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446&amp;LA=0\" rel=\"noopener\" target=\"_blank\">LZ FE CSA<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn96 Ag3 Cu0,4<\/td><td class=\"column-5\">217-219<\/td><td class=\"column-6\">0,5-0,75-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-13\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=446;GROUPID=557;SEARCH=felder%20LZ%20FE%20CSN\" rel=\"noopener\" target=\"_blank\">LZ FE CSN<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn99 Cu0,7<\/td><td class=\"column-5\">227<\/td><td class=\"column-6\">0,5-0,75-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-14\">\n\t<td class=\"column-1\">Felder L\u00f6ttechnik<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=446;GROUPID=557;SEARCH=felder%20LZ%20FE%20HF\" rel=\"noopener\" target=\"_blank\">LZ FE HF<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Sn60 Pb40<\/td><td class=\"column-5\">183-190<\/td><td class=\"column-6\">0,5-0,8-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-15\">\n\t<td class=\"column-1\">Fixpoint<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/index.html?ACTION=446;GROUPID=557;SEARCH=fixpoint%20LZ%20FP;SID=94WbJr5KwQATQAAAWU8Sc1a619cd686e3b91ba0a956ba5b3705af\" rel=\"noopener\" target=\"_blank\">LZ FP<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Sn60 Pb38 Cu2<\/td><td class=\"column-5\">182<\/td><td class=\"column-6\">0,5-1,0-1,5<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-16\">\n\t<td class=\"column-1\">Fixpoint<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=446;GROUPID=557;SEARCH=fixpoint%20LZ%20FP%20BF\" rel=\"noopener\" target=\"_blank\">LZ FP BF<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95,8 Ag3,5 Cu0,7<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">0,35-0,8-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-17\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=446;GROUPID=557;SEARCH=stannol%20STA%20511%20TC\" rel=\"noopener\" target=\"_blank\">STA 511 TC<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn99 Cu1<\/td><td class=\"column-5\">k.A.<\/td><td class=\"column-6\">0,5-0,7-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-18\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=446;GROUPID=557;SEARCH=stannol%20STA%20511%20TSC\" rel=\"noopener\" target=\"_blank\">STA 511 TSC<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95 Ag4 Cu1<\/td><td class=\"column-5\">k.A.<\/td><td class=\"column-6\">0,5-0,7-1,0<\/td><td class=\"column-7\">Rolle<\/td>\n<\/tr>\n<tr class=\"row-19\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=3;ARTICLE=96367;SEARCH=stannol%20STA%20ECOLOY\" rel=\"noopener\" target=\"_blank\">STA ECOLOY<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn99,3 Cu0,7<\/td><td class=\"column-5\">190<\/td><td class=\"column-6\">10<\/td><td class=\"column-7\">Barrenlot (Dreikant-Stangen)<\/td>\n<\/tr>\n<tr class=\"row-20\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=3;ARTICLE=96366;SEARCH=stannol%20STA%20ECOLO\" rel=\"noopener\" target=\"_blank\">STA ECOLOY AG<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95,5 Ag3,8 Cu0,7<\/td><td class=\"column-5\">227<\/td><td class=\"column-6\">10<\/td><td class=\"column-7\">Barrenlot (Dreikant-Stangen)<\/td>\n<\/tr>\n<tr class=\"row-21\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=3;ARTICLE=96369;SEARCH=stannol%20STA%20FLOWTIN\" rel=\"noopener\" target=\"_blank\">STA FLOWTIN<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn99,3 Cu0,7<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">10<\/td><td class=\"column-7\">Barrenlot (Dreikant-Stangen)<\/td>\n<\/tr>\n<tr class=\"row-22\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=3;ARTICLE=96368;SEARCH=STA%20FLOWTIN\" rel=\"noopener\" target=\"_blank\">STA FLOWTIN AG<\/a><\/td><td class=\"column-3\">ja<\/td><td class=\"column-4\">Sn95,5 Ag3,8 Cu0,7<\/td><td class=\"column-5\">227<\/td><td class=\"column-6\">10<\/td><td class=\"column-7\">Barrenlot (Dreikant-Stangen)<\/td>\n<\/tr>\n<tr class=\"row-23\">\n\t<td class=\"column-1\">Stannol<\/td><td class=\"column-2\"><a href=\"https:\/\/www.reichelt.com\/?ACTION=3;ARTICLE=96364;SEARCH=stannol%20STA%20STRATOLOY\" rel=\"noopener\" target=\"_blank\">STA STRATOLOY<\/a><\/td><td class=\"column-3\">nein<\/td><td class=\"column-4\">Sn63 Pb37<\/td><td class=\"column-5\">217<\/td><td class=\"column-6\">10<\/td><td class=\"column-7\">Barrenlot (Dreikant-Stangen)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-3 from cache -->\n<p>* Composition de l&#8217;alliage avec pourcentage du constituant respectif, tri\u00e9 par pourcentage<br \/>\nAg = argent, Cu = cuivre, Pb = plomb, Sn = \u00e9tain<br \/>\n** Point de fusion en degr\u00e9s Celsius =&nbsp;point de fusion eutectique exactement d\u00e9fini<br \/>\nCes informations sont susceptibles de varier selon le fabricant.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Une erreur de brasage peut co\u00fbter tr\u00e8s cher. Il faut donc prendre beaucoup de pr\u00e9cautions et si besoin est, dessouder ce qui a \u00e9t\u00e9 mal soud\u00e9. Voici plusieurs aspects auxquels il faut faire attention lorsqu\u2019on travaille avec un fer de brasage.<\/p>\n","protected":false},"author":1,"featured_media":39196,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6044],"tags":[4853,5519,4533,4466,5631,5632],"class_list":["post-39405","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conseils","tag-brasage","tag-dessoudage","tag-fer","tag-soudage","tag-stations","tag-technique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Reconna\u00eetre les erreurs de brasage et le dessoudage | reichelt.fr|Reconna\u00eetre les erreurs de brasage et le dessoudage | reichelt.fr<\/title>\n<meta name=\"description\" content=\"Une erreur de brasage peut co\u00fbter cher, il est donc primordial 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