{"id":1319,"date":"2017-12-13T15:25:44","date_gmt":"2017-12-13T07:25:44","guid":{"rendered":"https:\/\/www.symachining.com\/?p=1138"},"modified":"2017-12-13T15:25:44","modified_gmt":"2017-12-13T07:25:44","slug":"tube-machined-parts","status":"publish","type":"post","link":"https:\/\/www.symachining.com\/fr\/tube-machined-parts\/","title":{"rendered":"Vous devez conna\u00eetre les sp\u00e9cifications des mat\u00e9riaux pour les pi\u00e8ces usin\u00e9es en tube."},"content":{"rendered":"<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Nous avons re\u00e7u une commande de pi\u00e8ces usin\u00e9es de tube d'un client canadien en octobre, grand diam\u00e8tre avec 65\u2033 de long, mat\u00e9riau C1020, OD 8\u2033 x 0.75\u2033 paroi, il est difficile d'acheter ce tube de pouce en Chine, \u00e0 moins de faire un moule sp\u00e9cialement, mais le MOQ est de 10T.<\/span><\/p>\n<p style=\"text-align: left;\"><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">L'offre que nous proposons \u00e0 nos clients est bas\u00e9e sur un diam\u00e8tre ext\u00e9rieur de 8 x 0,78\u2033 sans usinage du diam\u00e8tre int\u00e9rieur. Lorsque nous v\u00e9rifions la mati\u00e8re premi\u00e8re, le tube HRS, nous constatons que la surface du diam\u00e8tre int\u00e9rieur est tr\u00e8s rugueuse, avec une peau noire rouill\u00e9e, et qu'il n'est pas possible de l'utiliser pour des pi\u00e8ces d'usinage de pr\u00e9cision si le diam\u00e8tre int\u00e9rieur n'est pas usin\u00e9.<\/span><\/p>\n<figure id=\"attachment_1141\" aria-describedby=\"caption-attachment-1141\" style=\"width: 196px\" class=\"wp-caption alignleft\"><a href=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/Normal-HRS-tube.jpg\" rel=\"attachment wp-att-1141\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-1141 size-full\" src=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/Normal-HRS-tube.jpg\" alt=\"Normal HRS tube\" width=\"196\" height=\"300\" \/><\/a><figcaption id=\"caption-attachment-1141\" class=\"wp-caption-text\">Surface rugueuse du tube HRS<\/figcaption><\/figure>\n<figure id=\"attachment_1140\" aria-describedby=\"caption-attachment-1140\" style=\"width: 248px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/Grinding-tube.jpg\" rel=\"attachment wp-att-1140\"><img decoding=\"async\" class=\"wp-image-1140 size-full\" src=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/Grinding-tube.jpg\" alt=\"Grinding tube\" width=\"248\" height=\"300\" \/><\/a><figcaption id=\"caption-attachment-1140\" class=\"wp-caption-text\">Surface int\u00e9rieure lisse du tube de broyage<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Il est facile d'usiner le diam\u00e8tre ext\u00e9rieur, mais nous n'avons pas la possibilit\u00e9 d'usiner le diam\u00e8tre int\u00e9rieur pour un tube aussi long.Afin de terminer ce projet pour le client, nous avons commenc\u00e9 \u00e0 chercher un tube avec une surface int\u00e9rieure lisse.Il s'agit d'un tube de rectification, avec un diam\u00e8tre ext\u00e9rieur rugueux et un diam\u00e8tre int\u00e9rieur lisse.Le mat\u00e9riau co\u00fbte deux fois plus cher que le tube HRS.Le diam\u00e8tre int\u00e9rieur est plus grand de 0,08\u2033 que le tube HRS. Apr\u00e8s confirmation de la modification des dimensions avec <\/span><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Nous commen\u00e7ons \u00e0 travailler avec le client.<\/span><\/p>\n<figure id=\"attachment_1142\" aria-describedby=\"caption-attachment-1142\" style=\"width: 400px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/In-turning-process.jpg\" rel=\"attachment wp-att-1142\"><img decoding=\"async\" class=\"wp-image-1142 size-full\" src=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/In-turning-process.jpg\" alt=\"Turning process\" width=\"400\" height=\"225\" \/><\/a><figcaption id=\"caption-attachment-1142\" class=\"wp-caption-text\">Une partie du diam\u00e8tre ext\u00e9rieur n'est pas trait\u00e9e<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Nous avons trouv\u00e9 un nouveau probl\u00e8me dans le processus, car l'\u00e9paisseur du tube de meulage est in\u00e9gale, la diff\u00e9rence est d'environ 0,078\u2033, de sorte qu'il y a une partie du diam\u00e8tre ext\u00e9rieur qui n'est pas trait\u00e9e, si l'on augmente l'avance de l'outil, on obtiendra un diam\u00e8tre plus petit et l'\u00e9paisseur de la paroi sera plus fine que l'exigence de tol\u00e9rance du dessin.Communiquer \u00e0 nouveau avec le client, nous avons re\u00e7u l'instruction de s'assurer des dimensions et d'ignorer l'apparence, la zone du diam\u00e8tre ext\u00e9rieur qui n'a pas \u00e9t\u00e9 trait\u00e9e sera polie \u00e0 la main.<a href=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/Long-tube.jpg\" rel=\"attachment wp-att-1143\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-medium wp-image-1143\" src=\"http:\/\/www.symachining.com\/wp-content\/uploads\/2017\/12\/Long-tube-169x300.jpg\" alt=\"Main tube\" width=\"169\" height=\"300\" \/><\/a><\/span><\/p>\n<p>&nbsp;<\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Un mois plus tard, nous avons finalement termin\u00e9 ce projet, m\u00eame si nous n'avons pas fait de b\u00e9n\u00e9fices, mais nous avons honor\u00e9 la commande.En affaires, l'honn\u00eatet\u00e9 est plus pr\u00e9cieuse que l'argent.Gr\u00e2ce \u00e0 ce projet, nous avons profond\u00e9ment r\u00e9alis\u00e9 que le travail de devis pr\u00e9c\u00e9dent devait \u00eatre plus d\u00e9taill\u00e9,en particulier pour les pi\u00e8ces usin\u00e9es en tube, nous devrions conna\u00eetre plus de d\u00e9tails sur la mati\u00e8re premi\u00e8re, comme la sp\u00e9cification du tube, la rugosit\u00e9 de la surface du tube, la tol\u00e9rance des dimensions.<br \/>\n<\/span><\/p>\n<p><span style=\"font-family: tahoma, arial, helvetica, sans-serif; font-size: 12pt;\">Si l'ing\u00e9nieur peut prendre en compte les sp\u00e9cifications existantes des mat\u00e9riaux du march\u00e9 dans la conception, concevoir des dimensions raisonnables en fonction de la demande d'application du produit, il r\u00e9duira le co\u00fbt des mat\u00e9riaux et le co\u00fbt de traitement.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Nous avons re\u00e7u une commande de pi\u00e8ces usin\u00e9es de tubes de la part d'un client canadien en octobre, grand diam\u00e8tre avec 65\u2033 de long, mat\u00e9riau C1020, OD 8\u2033 x 0.75\u2033 paroi, il est difficile d'acheter ce tube en Chine, \u00e0 moins de faire un moule sp\u00e9cialement, mais le MOQ est de 10T. L'offre que nous fournissons au client est bas\u00e9e sur OD8 x0.78\u2033 sans usinage de l'int\u00e9rieur [...]<\/p>","protected":false},"author":2,"featured_media":1139,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[13,15],"class_list":["post-1319","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-machined-parts-material","tag-custom-machining-service","tag-machining-project"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>You must to know the material specification for tube machined parts - SYM Precision Machining Manufacturer China<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.symachining.com\/fr\/tube-machined-parts\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"You must to know the material specification for tube machined parts - SYM Precision Machining Manufacturer China\" \/>\n<meta property=\"og:description\" content=\"We got a order of tube machined parts from a Canadian customer in October,big diameter with 65&#8243; long,C1020 material, OD 8&#8243; x 0.75&#8243; wall, it&#8217;s difficult to buy this inch tube in China,unless make mold specially,but the MOQ is 10T. 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