{"id":1058,"date":"2017-08-22T11:08:27","date_gmt":"2017-08-22T11:08:27","guid":{"rendered":"https:\/\/simvic.co.uk\/new_simvic\/?p=1058"},"modified":"2023-02-24T20:38:25","modified_gmt":"2023-02-24T20:38:25","slug":"juodieji-metalai-2","status":"publish","type":"post","link":"https:\/\/simvic.co.uk\/lt\/juodieji-metalai-2\/","title":{"rendered":"Juodieji metalai"},"content":{"rendered":"<div id=\"text-written\">\n<p>Juodieji ir spalvotieji metalai skiriasi jau pa\u010diu pavadinimu. Terminas \"juodieji\" kil\u0119s i\u0161 lotyni\u0161ko \u017eod\u017eio \"ferrum\", kuris rei\u0161kia gele\u017e\u012f. Visuose juoduosiuose metaluose yra gele\u017eies, tod\u0117l visi jie yra lydiniai, t. y. jie n\u0117ra gryni metalai, o visi turi tam tikr\u0105 gele\u017eies kiek\u012f. Juodieji metalai atsirado 1200 m. pr. m. e., kai pla\u010diai paplito gele\u017eies gamyba ir prasid\u0117jo gele\u017eies am\u017eius.<\/p>\n<p>Juodieji metalai turi daug nauding\u0173 savybi\u0173, kuri\u0173 neturi spalvotieji metalai. D\u0117l gele\u017eies sudedamosios dalies juodieji metalai yra labai tvirti ir patvar\u016bs, tod\u0117l puikiai tinka \u012fvairioms sud\u0117tingoms u\u017eduotims, pavyzd\u017eiui, statybose. Juos galima rasti naudojamus automobiliuose ir kitose transporto priemon\u0117se, statyb\u0173 \u012frangoje, laivyboje, vamzdynuose, gele\u017einkelio b\u0117giuose, \u012frankiuose ir daugelyje kit\u0173 daikt\u0173.<\/p>\n<p>Dar viena i\u0161skirtin\u0117 savyb\u0117, kuri\u0105 juodieji metalai turi d\u0117l juose esan\u010dios gele\u017eies, yra ta, kad jie yra labai magnetiniai. Tod\u0117l ner\u016bdijan\u010dio plieno \u017eirkl\u0117s ir \u0161aldytuv\u0173 durys, be kita ko, yra labai imlios magnetams. Ta\u010diau d\u0117l didelio anglies kiekio juodieji metalai, i\u0161skyrus ner\u016bdijant\u012f plien\u0105 ir kaltin\u0119 gele\u017e\u012f, veikiami dr\u0117gm\u0117s, taip pat labai da\u017enai r\u016bdija.<\/p>\n<p>Juod\u0173j\u0173 metal\u0173 panaudojimas yra platus ir \u012fvairus, tod\u0117l j\u0173 nesunkiai rasite statyb\u0173 baruose, transporto priemon\u0117se ir daugelyje kit\u0173 sri\u010di\u0173. Ry\u0161kiausi pavyzd\u017eiai yra \u0161ie:<\/p>\n<ul>\n<li>plienas<\/li>\n<li>anglinis plienas<\/li>\n<li>legiruotas plienas<\/li>\n<li>ketaus<\/li>\n<li>kaustyta gele\u017eis<\/li>\n<\/ul>\n<p>Kiekviena r\u016b\u0161is naudojama tam tikrose pramon\u0117s \u0161akose, ta\u010diau d\u0117l \u012fgimt\u0173 gele\u017eies savybi\u0173 visos jos yra tvirtos ir ilgaam\u017e\u0117s.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The difference between ferrous and non-ferrous metals lies in the name itself. The term &#8220;ferrous&#8221; comes from the Latin word &#8220;ferrum&#8221;, which means iron. All ferrous metals contain iron and, as a result, they are all alloys, which means they are not pure metals and instead all of them have a degree of iron content. [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":1059,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[5,14],"tags":[],"class_list":["post-1058","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-metals-history"],"_links":{"self":[{"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/posts\/1058","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/comments?post=1058"}],"version-history":[{"count":0,"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/posts\/1058\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/media\/1059"}],"wp:attachment":[{"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/media?parent=1058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/categories?post=1058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/simvic.co.uk\/lt\/wp-json\/wp\/v2\/tags?post=1058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}