{"id":664,"date":"2014-09-03T15:37:42","date_gmt":"2014-09-03T19:37:42","guid":{"rendered":"http:\/\/rdcc.cashin.ca\/?page_id=664"},"modified":"2018-02-22T00:50:02","modified_gmt":"2018-02-22T05:50:02","slug":"thermowell-et-tube-de-protection","status":"publish","type":"page","link":"https:\/\/legacy.rdccontrol.com\/fr\/thermocouple\/thermocouples-101\/types-de-thermocouples\/thermowell-et-tube-de-protection\/","title":{"rendered":"Thermowell et tube de protection"},"content":{"rendered":"
[vc_row css=\u00a0\u00bb.vc_custom_1512743368325{padding-top: 50px !important;padding-bottom: 20px !important;}\u00a0\u00bb][vc_column][mk_button dimension=\u00a0\u00bbflat\u00a0\u00bb url=\u00a0\u00bb\/fr\/thermocouple\/thermocouples-101\/types-de-thermocouples\/\u00a0\u00bb el_class=\u00a0\u00bbback-button\u00a0\u00bb]Retourner \u00e0 Types de thermocouples[\/mk_button][\/vc_column][\/vc_row][mk_page_section bg_color=\u00a0\u00bb#f4f4f4″ bg_stretch=\u00a0\u00bbtrue\u00a0\u00bb padding_top=\u00a0\u00bb40″ padding_bottom=\u00a0\u00bb40″ el_class=\u00a0\u00bbindus-cylinder-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1″][vc_column][vc_column_text css=\u00a0\u00bb.vc_custom_1512822279388{margin-bottom: 0px !important;}\u00a0\u00bb]Lorsque les thermocouples ou les RTD sont expos\u00e9s \u00e0 une environnement s\u00e9v\u00e8re, ils peuvent s\u2019endommag\u00e9s rapidement. Ces dommages sont souvent caus\u00e9s par des abus m\u00e9caniques ou par contaminations chimiques et peuvent \u00eatre \u00e9vit\u00e9s par l\u2019utilisation de thermowell ou de tube de protection.<\/p>\n

Les thermowells ou tubes de protection sont ferm\u00e9 \u00e0 une extrimit\u00e9 souvent cot\u00e9 proc\u00e8d\u00e9 et ouvert cot\u00e9 raccordement. Plusieurs m\u00e9thodes de fixations au proc\u00e8d\u00e9 ainsi que plusieurs fa\u00e7ons de les raccord\u00e9s aux t\u00eates de connection sont disponibles.<\/p>\n

Le choix de leurs mat\u00e9riaux ainsi que les m\u00e9thodes de fixations d\u00e9pendra de l\u2019environnement m\u00e9canique ou chimique \u00e0 laquelle les sondes seront expos\u00e9es. Le tableau ci-dessous d\u00e9crit les plus populaires.[\/vc_column_text][\/vc_column][\/mk_page_section][vc_row][vc_column][mk_padding_divider][\/vc_column][\/vc_row][mk_page_section el_class=\u00a0\u00bbindus-cylinder-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1″][vc_column][vc_row_inner el_class=\u00a0\u00bbindus-cylinder-section-row\u00a0\u00bb][vc_column_inner width=\u00a0\u00bb1\/3″][mk_imagebox show_as=\u00a0\u00bbcolumn\u00a0\u00bb column=\u00a0\u00bb1″ padding=\u00a0\u00bb0″ el_class=\u00a0\u00bbthermo-section-image-box box-1″][mk_imagebox_item item_image=\u00a0\u00bbhttps:\/\/legacy.rdccontrol.com\/wp-content\/uploads\/2017\/12\/hexoloy-1-1.jpg\u00a0\u00bb image_padding=\u00a0\u00bbfalse\u00a0\u00bb background_color=\u00a0\u00bb#ffffff\u00a0\u00bb item_title=\u00a0\u00bbThermowells\u00a0\u00bb title_text_size=\u00a0\u00bb28″ title_font_weight=\u00a0\u00bb600″ title_color=\u00a0\u00bb#78786d\u00a0\u00bb el_class=\u00a0\u00bbthermo-general-section-image-item\u00a0\u00bb][\/mk_imagebox_item][\/mk_imagebox][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3″][mk_imagebox show_as=\u00a0\u00bbcolumn\u00a0\u00bb column=\u00a0\u00bb1″ padding=\u00a0\u00bb0″ el_class=\u00a0\u00bbthermo-section-image-box box-2″][mk_imagebox_item item_image=\u00a0\u00bbhttps:\/\/legacy.rdccontrol.com\/wp-content\/uploads\/2017\/12\/hexoloy-2-1.jpg\u00a0\u00bb image_padding=\u00a0\u00bbfalse\u00a0\u00bb background_color=\u00a0\u00bb#ffffff\u00a0\u00bb item_title=\u00a0\u00bbThermowells\u00a0\u00bb title_text_size=\u00a0\u00bb28″ title_font_weight=\u00a0\u00bb600″ title_color=\u00a0\u00bb#78786d\u00a0\u00bb el_class=\u00a0\u00bbthermo-general-section-image-item\u00a0\u00bb][\/mk_imagebox_item][\/mk_imagebox][\/vc_column_inner][vc_column_inner width=\u00a0\u00bb1\/3″][mk_imagebox show_as=\u00a0\u00bbcolumn\u00a0\u00bb column=\u00a0\u00bb1″ padding=\u00a0\u00bb0″ el_class=\u00a0\u00bbthermo-section-image-box box-3″][mk_imagebox_item item_image=\u00a0\u00bbhttps:\/\/legacy.rdccontrol.com\/wp-content\/uploads\/2017\/12\/thermocouple-protection-tube-1-1.jpg\u00a0\u00bb image_padding=\u00a0\u00bbfalse\u00a0\u00bb background_color=\u00a0\u00bb#ffffff\u00a0\u00bb item_title=\u00a0\u00bbTube de protection en m\u00e9tal ou c\u00e9ramique\u00a0\u00bb title_text_size=\u00a0\u00bb28″ title_font_weight=\u00a0\u00bb600″ title_color=\u00a0\u00bb#78786d\u00a0\u00bb el_class=\u00a0\u00bbthermo-general-section-image-item\u00a0\u00bb][\/mk_imagebox_item][\/mk_imagebox][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/mk_page_section][mk_page_section el_class=\u00a0\u00bbindus-cylinder-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1″][vc_column][mk_table visibility=\u00a0\u00bbhidden-sm\u00a0\u00bb el_class=\u00a0\u00bbrdc-thermocouple-table\u00a0\u00bb]\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Mat\u00e9riel<\/b><\/th>\nTemp. Max.<\/b><\/th>\nNote d\u2019application<\/b><\/th>\n<\/tr>\n
\u00b0C<\/b><\/th>\n\u00b0F<\/b><\/th>\n<\/tr>\n<\/thead>\n
310 SS<\/td>\n1150<\/td>\n2100<\/td>\nBonne r\u00e9sistance \u00e0 l\u2019oxidation, au soufre et aux atmosph\u00e8res r\u00e9ductrices. Non recommand\u00e9 pour utilisation continuelle entre 550\u00b0C et 850\u00b0C.<\/td>\n<\/tr>\n
316 SS<\/td>\n930<\/td>\n1700<\/td>\nExcellente r\u00e9sistance \u00e0 la corrosion. Tr\u00e8s utilis\u00e9es dans les usines chimiques et dans beaucoup d\u2019autres applications industrielles.<\/td>\n<\/tr>\n
446 SS<\/td>\n1100<\/td>\n2000<\/td>\nExcellente r\u00e9sistance dans les applications de bain de sel (traitement thermique). Assez r\u00e9sistant dans les bains \u00e9lectrolytiques d\u2019aluminium.<\/td>\n<\/tr>\n
Fonte<\/td>\n870<\/td>\n1600<\/td>\nMati\u00e8re peu co\u00fbteuse employ\u00e9e dans l\u2019aluminium liquide. Le tube a une vie relativement courte due \u00e0 l\u2019oxydation mais d\u2019autres mat\u00e9riaux ont \u00e9galement leurs inconv\u00e9nients dans cette application. M\u00e9tal fragile.<\/td>\n<\/tr>\n
HR-1600<\/small><\/td>\n1204<\/td>\n2200<\/td>\nR\u00e9sistance exceptionnelle \u00e0 de diverses formes d\u2019attaques corrosives \u00e0 hautes temp\u00e9ratures.<\/td>\n<\/tr>\n
Inconel 6011<\/small><\/td>\n1260<\/td>\n2300<\/td>\nTr\u00e8s r\u00e9sistant \u00e0 l\u2019oxydation pour les proc\u00e8d\u00e9s ayant des temp\u00e9ratures oscillantes de \u00e9lev\u00e9es \u00e0 mod\u00e9r\u00e9es. R\u00e9siste aux compos\u00e9s de soufre et aux dioxydes de carbone \u00e0 temp\u00e9rature mod\u00e9r\u00e9e seulement.<\/td>\n<\/tr>\n
Alumina (99%)1<\/small><\/td>\n1900<\/td>\n3450<\/td>\nUtilis\u00e9 dans l\u2019industrie du verre et des m\u00e9taux non-ferreux. Tr\u00e8s \u00e9tanche au gaz, il prot\u00e8ge tr\u00e8s bien les thermocouple de m\u00e9taux nobles.<\/td>\n<\/tr>\n
Hexoloy SA2<\/small><\/td>\n1650<\/td>\n3000<\/td>\nIncin\u00e9rateur, aluminium liquide et m\u00e9taux non-ferreux, acides fluorhydriques et sulfuriques, calcination de bauxite.<\/td>\n<\/tr>\n
Mullite<\/td>\n1700<\/td>\n3100<\/td>\nUtilis\u00e9 dans l\u2019industrie des m\u00e9taux non-ferreux et dans divers fours industrielles. Tr\u00e8s \u00e9tanche au gaz, non recommand\u00e9 pour les thermocouples de m\u00e9taux nobles car il contient de la silice.<\/td>\n<\/tr>\n
Syalon3<\/small><\/td>\n1150<\/td>\n2100<\/td>\nUn mat\u00e9riel fort et tr\u00e8s r\u00e9sistant au choc thermique. Tr\u00e8s utilis\u00e9 dans l\u2019industrie de l\u2019aluminium surtout dans les dalots. Mat\u00e9riel assez dispendieux.<\/td>\n<\/tr>\n
Carbure de silicium<\/td>\n1650<\/td>\n3000<\/td>\nExcellente r\u00e9sistance au choc thermique. Haute conductivit\u00e9 thermique. Un mat\u00e9riel poreux qui jumel\u00e9 \u00e0 un tube de c\u00e9ramique interne assurera une bonne protection pour les thermocouples de m\u00e9taux nobles.<\/td>\n<\/tr>\n
0<\/small><\/sup> Marque de commerce de Haynes Alloys.
\n1<\/small><\/sup> Marque de commerce de Inco Alloys.
\n2<\/small><\/sup> Marque de commerce de St-Gobain.
\n3<\/small><\/sup> Marque de commerce de Cookson.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n[\/mk_table][mk_image src=\u00a0\u00bbhttps:\/\/legacy.rdccontrol.com\/wp-content\/uploads\/2017\/12\/thermowell-and-protection-tube.png\u00a0\u00bb image_size=\u00a0\u00bbfull\u00a0\u00bb visibility=\u00a0\u00bbvisible-sm\u00a0\u00bb][\/vc_column][\/mk_page_section][vc_row][vc_column][mk_padding_divider size=\u00a0\u00bb15″][vc_column_text el_class=\u00a0\u00bbpro-download-btn-block\u00a0\u00bb css=\u00a0\u00bb.vc_custom_1519278487574{margin-bottom: 0px !important;}\u00a0\u00bb]T\u00e9l\u00e9charger notre catalogue <\/a>[\/vc_column_text][mk_padding_divider size=\u00a0\u00bb15″][\/vc_column][\/vc_row][vc_row css=\u00a0\u00bb.vc_custom_1512743328940{padding-top: 10px !important;padding-bottom: 50px !important;}\u00a0\u00bb][vc_column][mk_button dimension=\u00a0\u00bbflat\u00a0\u00bb url=\u00a0\u00bb\/fr\/thermocouple\/thermocouples-101\/types-de-thermocouples\/\u00a0\u00bb el_class=\u00a0\u00bbback-button\u00a0\u00bb]Retourner \u00e0 Types de thermocouples[\/mk_button][\/vc_column][\/vc_row]\n<\/div>","protected":false},"excerpt":{"rendered":"

[vc_row css=\u00a0\u00bb.vc_custom_1512743368325{padding-top: 50px !important;padding-bottom: 20px !important;}\u00a0\u00bb][vc_column][mk_button dimension=\u00a0\u00bbflat\u00a0\u00bb url=\u00a0\u00bb\/fr\/thermocouple\/thermocouples-101\/types-de-thermocouples\/\u00a0\u00bb el_class=\u00a0\u00bbback-button\u00a0\u00bb]Retourner \u00e0 Types de thermocouples[\/mk_button][\/vc_column][\/vc_row][mk_page_section bg_color=\u00a0\u00bb#f4f4f4″ bg_stretch=\u00a0\u00bbtrue\u00a0\u00bb padding_top=\u00a0\u00bb40″ padding_bottom=\u00a0\u00bb40″ el_class=\u00a0\u00bbindus-cylinder-section\u00a0\u00bb sidebar=\u00a0\u00bbsidebar-1″][vc_column][vc_column_text css=\u00a0\u00bb.vc_custom_1512822279388{margin-bottom: 0px !important;}\u00a0\u00bb]Lorsque les thermocouples ou les RTD sont expos\u00e9s \u00e0 une environnement s\u00e9v\u00e8re, ils peuvent s\u2019endommag\u00e9s rapidement. Ces dommages sont souvent caus\u00e9s par des abus m\u00e9caniques ou par contaminations chimiques et peuvent \u00eatre \u00e9vit\u00e9s par […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":649,"menu_order":35,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-664","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/664","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/comments?post=664"}],"version-history":[{"count":23,"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/664\/revisions"}],"predecessor-version":[{"id":3796,"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/664\/revisions\/3796"}],"up":[{"embeddable":true,"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/pages\/649"}],"wp:attachment":[{"href":"https:\/\/legacy.rdccontrol.com\/fr\/wp-json\/wp\/v2\/media?parent=664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}