{"id":816,"date":"2025-01-06T03:28:04","date_gmt":"2025-01-06T03:28:04","guid":{"rendered":"https:\/\/www.ylfastener.com\/?p=816"},"modified":"2025-01-06T03:28:04","modified_gmt":"2025-01-06T03:28:04","slug":"coarse-threads-vs-fine-threads","status":"publish","type":"post","link":"https:\/\/www.ylfastener.com\/pl\/coarse-threads-vs-fine-threads\/","title":{"rendered":"Grube nici kontra cienkie nici"},"content":{"rendered":"<p>Kt\u00f3re s\u0105 lepsze, gwinty grube czy drobne? To cz\u0119sto zadawane pytanie w naszej firmie w odniesieniu do wk\u0142adek i element\u00f3w z\u0142\u0105cznych z gwintem zewn\u0119trznym. Naszym zdaniem gwinty grube maj\u0105 wiele zalet i korzy\u015bci w por\u00f3wnaniu z gwintami drobnymi.<\/p>\n<h2><strong><b>Grube nici<\/b><\/strong><\/h2>\n<p>Grube gwinty s\u0105 trwalsze i maj\u0105 wi\u0119ksz\u0105 odporno\u015b\u0107 na zrywanie i krzy\u017cowanie gwint\u00f3w. Wysoko\u015b\u0107 ka\u017cdego gwintu jest wi\u0119ksza ni\u017c odpowiadaj\u0105cego mu cienkiego gwintu, wi\u0119c jest wi\u0119cej materia\u0142u mi\u0119dzy ka\u017cdym gwintem, co zwi\u0119ksza zaz\u0119bienie boczne.<\/p>\n<p>Grube gwinty s\u0105 mniej podatne na naci\u0119cia lub uszkodzenia, wi\u0119c nie trzeba ich \u201etraktowa\u0107 ostro\u017cnie\u201d tak jak cienkich gwint\u00f3w. Naci\u0119cie cienkiego gwintu mo\u017ce powodowa\u0107 wi\u0119kszy problem proporcjonalnie ze wzgl\u0119du na p\u0142ytko\u015b\u0107 gwintu, np. podczas pomiaru lub monta\u017cu.<\/p>\n<p>Mocowania z grubym gwintem montuje si\u0119 znacznie szybciej ni\u017c mocowanie z drobnym gwintem. Monta\u017c \u015bruby 1\/2\u201d-13 UNC zajmuje 65% tyle czasu, ile monta\u017c \u015bruby 1\/2\u201d-20UNF. \u015aruba 1\/2\u201d-20UNF przesuwa si\u0119 o jeden cal w 20 obrotach, podczas gdy \u015bruba 1\/2\u201d-13UNC przesuwa si\u0119 o jeden cal w zaledwie 13 obrotach.<\/p>\n<p>Grube gwinty nie s\u0105 tak bardzo nara\u017cone na gromadzenie si\u0119 pow\u0142oki jak drobne gwinty. Taka sama ilo\u015b\u0107 pow\u0142oki na grubym gwincie zu\u017cy\u0142aby wi\u0119ksz\u0105 ilo\u015b\u0107 naddatku pow\u0142oki na drobnym gwincie. Drobne gwinty maj\u0105 wi\u0119cej problem\u00f3w z pomiarem i monta\u017cem z powodu gromadzenia si\u0119 pow\u0142oki ni\u017c grube gwinty, poniewa\u017c jest mniej materia\u0142u mi\u0119dzy ka\u017cdym bokiem gwintu.<\/p>\n<p>W przypadku stosowania wk\u0142adek blokuj\u0105cych lub innych gwintowanych element\u00f3w z\u0142\u0105cznych, gwinty grube s\u0105 znacznie mniej podatne na zacieranie ni\u017c gwinty drobne. Gwinty drobne maj\u0105 wi\u0119cej obrot\u00f3w, jak ju\u017c wcze\u015bniej omawiali\u015bmy, a to w po\u0142\u0105czeniu z bli\u017cszym dopasowaniem \u015brednicy podzia\u0142owej gwint\u00f3w drobnych zwi\u0119ksza tendencj\u0119 gwint\u00f3w drobnych do zacierania si\u0119 gwint\u00f3w.<\/p>\n<h2><strong><b>Cienkie nici<\/b><\/strong><\/h2>\n<p>\u015aruby z gwintem drobnozwojowym s\u0105 mocniejsze ni\u017c odpowiadaj\u0105ce im \u015bruby z gwintem grubozwojowym o tej samej twardo\u015bci. Dotyczy to zar\u00f3wno rozci\u0105gania, jak i \u015bcinania, poniewa\u017c \u015bruby z gwintem drobnozwojowym maj\u0105 nieco wi\u0119ksz\u0105 powierzchni\u0119 napr\u0119\u017cenia rozci\u0105gaj\u0105cego i mniejsz\u0105 \u015brednic\u0119.<\/p>\n<p>Drobne gwinty maj\u0105 mniejsz\u0105 tendencj\u0119 do luzowania si\u0119 pod wp\u0142ywem wibracji, poniewa\u017c maj\u0105 mniejszy k\u0105t linii \u015brubowej ni\u017c gwinty grube. Cewki zaciskowe z wk\u0142adk\u0105 blokuj\u0105c\u0105 gwint cienki s\u0105 bardziej elastyczne ni\u017c cewki zaciskowe o odpowiedniej wielko\u015bci i s\u0105 mniej podatne na odkszta\u0142cenia pod wp\u0142ywem wibracji.<\/p>\n<p>Drobne gwinty, ze wzgl\u0119du na sw\u00f3j mniejszy skok, pozwalaj\u0105 na dok\u0142adniejsze regulacje w zastosowaniach, w kt\u00f3rych wymagana jest ta cecha.<\/p>\n<p>Cienkie gwinty mo\u017cna \u0142atwiej gwintowa\u0107 w trudnych do gwintowania materia\u0142ach i przekrojach o cienkich \u015bciankach.<\/p>\n<p>Drobne gwinty wymagaj\u0105 mniejszego momentu dokr\u0119cania, aby uzyska\u0107 takie same obci\u0105\u017cenia wst\u0119pne jak odpowiadaj\u0105ce im rozmiary \u015brub z gwintem grubozwojnym.<\/p>\n<h2><strong><b>Streszczenie<\/b><\/strong><\/h2>\n<p>Zwykle dla wi\u0119kszo\u015bci zastosowa\u0144 przemys\u0142owych okre\u015bla si\u0119 gwint gruby, chyba \u017ce istnieje przekonuj\u0105cy pow\u00f3d, aby tego nie robi\u0107. Zastosowania wojskowe i lotnicze zazwyczaj wykorzystuj\u0105 gwinty grube w rozmiarach 8-32 i mniejszych. W przypadku element\u00f3w z\u0142\u0105cznych metrycznych zazwyczaj najcz\u0119\u015bciej stosuje si\u0119 rozmiary grube, a drobniejsze skoki s\u0105 mniej \u0142atwo dost\u0119pne.<\/p>","protected":false},"excerpt":{"rendered":"<p>Which is better, coarse threads or fine threads? This is a frequently heard question at our company\u00a0relative to both inserts and male threaded fasteners, and it is our opinion that coarse threads have many advantages and benefits over fine threads. Coarse Threads Coarse threads are more durable and have greater resistance to stripping and cross-threading. [\u2026]<\/p>","protected":false},"author":1,"featured_media":340,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6],"tags":[],"class_list":["post-816","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technical"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.11 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Coarse Threads vs. Fine Threads - HANDAN YANLANG FASTENER CO., LTD<\/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.ylfastener.com\/pl\/coarse-threads-vs-fine-threads\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Coarse Threads vs. Fine Threads - HANDAN YANLANG FASTENER CO., LTD\" \/>\n<meta property=\"og:description\" content=\"Which is better, coarse threads or fine threads? This is a frequently heard question at our company\u00a0relative to both inserts and male threaded fasteners, and it is our opinion that coarse threads have many advantages and benefits over fine threads. Coarse Threads Coarse threads are more durable and have greater resistance to stripping and cross-threading. 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