{"id":348,"date":"2024-12-29T18:08:54","date_gmt":"2024-12-29T15:08:54","guid":{"rendered":"https:\/\/metallurgicalportal.com\/?p=348"},"modified":"2026-04-13T22:11:14","modified_gmt":"2026-04-13T19:11:14","slug":"%d1%8f%d0%ba-%d0%b7%d0%b2%d0%b0%d1%80%d0%b8%d1%82%d0%b8-%d0%b2%d1%96%d0%b4%d0%b2%d1%96%d0%b4-%d0%bd%d0%b0-90-%d0%b3%d1%80%d0%b0%d0%b4%d1%83%d1%81%d1%96%d0%b2-%d1%81%d0%b2%d0%be%d1%97%d0%bc%d0%b8","status":"publish","type":"post","link":"https:\/\/metallurgicalportal.com\/ee\/%d1%8f%d0%ba-%d0%b7%d0%b2%d0%b0%d1%80%d0%b8%d1%82%d0%b8-%d0%b2%d1%96%d0%b4%d0%b2%d1%96%d0%b4-%d0%bd%d0%b0-90-%d0%b3%d1%80%d0%b0%d0%b4%d1%83%d1%81%d1%96%d0%b2-%d1%81%d0%b2%d0%be%d1%97%d0%bc%d0%b8\/","title":{"rendered":"Kuidas keevitada 90-kraadine kraan oma k\u00e4tega kodus"},"content":{"rendered":"<p>90-kraadise kurvi keevitamine on oluline oskus, mis tuleb kasuks vee-, gaasi- v\u00f5i k\u00fcttes\u00fcsteemide torustike loomisel v\u00f5i parandamisel. Seda \u00fclesannet saate teha ise, isegi kodus. Selles artiklis r\u00e4\u00e4gime teile \u00fcksikasjalikult, kuidas 90-kraadist painet oma k\u00e4tega teha, milliseid t\u00f6\u00f6riistu vajate ja kuidas v\u00e4ltida vigu.<\/p>\n<h2>T\u00f6\u00f6riistad ja materjalid<\/h2>\n<p>Sa pead:<\/p>\n<div id=\"metal-1906970004\" class=\"metal-test-placement-from-wizard-1613938243 metal-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-2960546228657998\"\n     crossorigin=\"anonymous\"><\/script><\/div>\n<div id=\"metal-972767634\" class=\"metal-test-placement-from-wizard-2811376327 metal-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-2960546228657998\"\n     crossorigin=\"anonymous\"><\/script><\/div>\n<p>1. Sobiva l\u00e4bim\u00f5\u00f5du ja materjaliga toru (teras, vask, plast).<\/p><div id=\"metal-3163557187\" class=\"metal-test-placement-from-wizard-1613938243 metal-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-2960546228657998\"\n     crossorigin=\"anonymous\"><\/script><\/div><div id=\"metal-321607395\" class=\"metal-test-placement-from-wizard-2811376327 metal-entity-placement\"><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-2960546228657998\"\n     crossorigin=\"anonymous\"><\/script><\/div>\n<p>2. Nurklihvmasin (lihvmasin) koos l\u00f5iketeraga.<\/p>\n<p>3. Keevitusseade (inverter v\u00f5i trafo).<\/p>\n<p>4. Keevituselektroodid v\u00f5i traat (s\u00f5ltuvalt toru materjalist).<\/p>\n<p>5. M\u00f5\u00f5dulint ja ehitusnurk.<\/p>\n<p>6. Marker v\u00f5i kriit.<\/p>\n<p>7) Isikukaitsevahendid (mask, kindad, kaitseprillid).<\/p>\n<p>8. Klambrid v\u00f5i klambrid toru kinnitamiseks.<\/p>\n<h2>Ettevalmistus keevitamiseks<\/h2>\n<p>&nbsp;&nbsp;M\u00e4\u00e4rake kurvi m\u00f5\u00f5tmed. Arvutage 90-kraadise nurga moodustavate torusegmentide pikkus. Tavaliselt koosneb kurv kahest v\u00f5i enamast nurga all \u00fchendatud osast. Kui te ei ole arvutustes kindel, kasutage m\u00e4rgistamiseks valmis malle.<\/p>\n<p>&nbsp;&nbsp;Toru t\u00e4histamine. Kasutage l\u00f5ikekohtade m\u00e4rgistamiseks m\u00f5\u00f5dulinti ja markerit. Kasutage ehitusnurka, et saada t\u00e4pne nurk. Pange t\u00e4hele, et iga toruosa pikkus peab olema sama. M\u00e4rgistus peab olema selge ja t\u00e4pne, et v\u00e4ltida vigu keevitamise ajal.<\/p>\n<p>&nbsp;&nbsp;L\u00f5ikamine. L\u00f5ika toru ettevaatlikult 45-kraadise nurga all segmentideks. Selleks on k\u00f5ige parem kasutada lihvimismasinat. Veenduge, et l\u00f5ikeservad oleksid siledad ja \u00fchtlased, sest see m\u00f5jutab keevis\u00f5mbluse kvaliteeti.<\/p>\n<p>&nbsp;&nbsp;L\u00f5ikude l\u00f5petamine. P\u00e4rast l\u00f5ikamist eemaldage lihvimisketta v\u00f5i viiliga k\u00f5ik s\u00e4rmed ja ebatasasused. See tagab, et osad sobivad h\u00e4sti ja on kindlalt \u00fchendatud.<\/p>\n<h2>Keevitusprotsess<\/h2>\n<p>&nbsp;&nbsp;Koosta struktuur. Asetage torusegmendid tasasele pinnale nii, et need moodustaksid 90-kraadise nurga. Kasutage kinnitamiseks klambreid v\u00f5i spetsiaalseid klambreid. See aitab s\u00e4ilitada osade \u00f5iget asendit keevitamise ajal.<\/p>\n<p>&nbsp;&nbsp;Punktkeevitus. Enne p\u00f5hikeevituse alustamist keevitage mitmes kohas. See tagab kindla vuugi ja takistab osade liikumist.<\/p>\n<p>&nbsp;&nbsp;P\u00f5hiline keevitamine. Viige keevitus m\u00f6\u00f6da liigeseid. Terastorude puhul kasutatakse k\u00f5ige sagedamini MR-3 v\u00f5i sarnaseid elektroode. P\u00fc\u00fcdke keevitada \u00fchtlaselt, et v\u00e4ltida defekte. Kui kasutate keevitust plasttorude puhul, valige sobiv meetod ja t\u00f6\u00f6riist.<\/p>\n<p>&nbsp;&nbsp;Kontrollige keevitust. P\u00e4rast keevituse l\u00f5petamist kontrollige keevis\u00f5mblust. See peab olema sile, pragude ja l\u00f5hedeta. Vajaduse korral lihvige see defektide eemaldamiseks.<\/p>\n<h2>Viimased sammud<\/h2>\n<p>&nbsp;&nbsp;Puhastamine. Eemaldage r\u00e4bu ja keevispritsmed metallharjaga. See parandab keevis\u00f5mbluse v\u00e4limust ja h\u00f5lbustab edasist t\u00f6\u00f6tlemist.<\/p>\n<p>&nbsp;&nbsp;Kontrollige lekete olemasolu. Kui tegemist on vedeliku- v\u00f5i gaasitorustikuga, tehke lekkekatse. Sulgege toru \u00fcks ots, t\u00e4itke see veega v\u00f5i suru\u00f5huga ja kontrollige lekete olemasolu. See on eriti oluline gaasi- ja k\u00fcttes\u00fcsteemide puhul.<\/p>\n<p>&nbsp;&nbsp;Maalimine. Kandke korrosioonikaitseks kruntv\u00e4rv ja v\u00e4rv. See pikendab toru kasutusiga ja parandab selle v\u00e4limust.<\/p>\n<h2>N\u00e4pun\u00e4ited ja nipid<\/h2>\n<p>Kui te keevitate esimest korda, harjutage mittevajalike torupikkustega.<\/p>\n<p>Kasutage ainult t\u00f6\u00f6korras ja testitud t\u00f6\u00f6riistu.<\/p>\n<p>J\u00e4rgige ohutusabin\u00f5usid: keevitust\u00f6\u00f6d n\u00f5uavad ettevaatust ja kaitset p\u00f5letuste eest.<\/p>\n<p>Plasttorude puhul kasutage spetsiaalseid liitmikke ja kuumkeevitusmeetodeid.<\/p>\n<p>90-kraadise kurvi keevitamine on \u00fclesanne, mis n\u00f5uab kannatlikkust ja t\u00e4psust. J\u00e4rgides eespool kirjeldatud samme, saate luua kvaliteetse \u00fchenduse, ilma et peaksite kutsuma appi spetsialiste. Samm-sammulised juhised, \u00f5iged arvutused ja ohutusabin\u00f5ud aitavad teil saavutada suurep\u00e4raseid tulemusi.<\/p><\/p>","protected":false},"excerpt":{"rendered":"<p>\u0417\u0432\u0430\u0440\u044e\u0432\u0430\u043d\u043d\u044f \u0432\u0456\u0434\u0432\u043e\u0434\u0443 \u043d\u0430 90 \u0433\u0440\u0430\u0434\u0443\u0441\u0456\u0432 \u2014 \u0446\u0435 \u0432\u0430\u0436\u043b\u0438\u0432\u0438\u0439 \u043d\u0430\u0432\u0438\u043a, \u044f\u043a\u0438\u0439 \u0441\u0442\u0430\u043d\u0435 \u0432 \u043f\u0440\u0438\u0433\u043e\u0434\u0456 \u043f\u0456\u0434 \u0447\u0430\u0441&#8230;<\/p>","protected":false},"author":1,"featured_media":375,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-348","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1"],"jetpack_featured_media_url":"https:\/\/metallurgicalportal.com\/wp-content\/uploads\/2024\/12\/DALL\u00b7E-2024-12-29-17.28.00-A-home-workshop-setting-focused-on-the-process-of-creating-a-90-degree-pipe-bend-using-welding-techniques.-The-scene-shows-a-workbench-with-a-partiall.webp","jetpack_sharing_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/posts\/348","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/comments?post=348"}],"version-history":[{"count":2,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/posts\/348\/revisions"}],"predecessor-version":[{"id":466,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/posts\/348\/revisions\/466"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/media\/375"}],"wp:attachment":[{"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/media?parent=348"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/categories?post=348"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/metallurgicalportal.com\/ee\/wp-json\/wp\/v2\/tags?post=348"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}