{"id":3961,"date":"2026-06-30T08:16:37","date_gmt":"2026-06-30T08:16:37","guid":{"rendered":"https:\/\/manufactorhinge.com\/?p=3961"},"modified":"2026-06-30T08:20:02","modified_gmt":"2026-06-30T08:20:02","slug":"sus-304-vs-sus-316-stainless-steel-hinges","status":"publish","type":"post","link":"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/","title":{"rendered":"SUS 304 ir SUS 316 vyrai | Ner\u016bdijan\u010dio plieno r\u016b\u0161i\u0173 vadovas"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>Bendrojo naudojimo lauke, plaunamose vietose ir maisto pramon\u0117je naudojamoms vyriams rinkit\u0117s ner\u016bdijan\u010dio plieno r\u016b\u0161\u012f SUS 304, o esant chloridams \u2013 pavyzd\u017eiui, pakrant\u0117s vietov\u0117se, j\u016brin\u0117 \u012franga, ledo tirpinimo druska ir daugelis chemini\u0173 aplink\u0173 \u2014 nes 316 serijos pliene esantis papildomas molibdenas u\u017etikrina atsparum\u0105 ta\u0161kin\u0117ms korozijoms, kurio 304 serijos plienas neturi.<\/strong> Abi r\u016b\u0161ys yra atsparios korozijai ner\u016bdijan\u010dio plieno r\u016b\u0161ys ir i\u0161vaizda yra identi\u0161kos; skirtumas yra tas, kaip jos elgiasi, kai ore ar vandenyje yra druskos ar chemini\u0173 med\u017eiag\u0173. \u0160iame vadove paai\u0161kinamas tikrasis skirtumas ir kaip pasirinkti vyri\u0173 r\u016b\u0161\u012f atsi\u017evelgiant \u012f aplink\u0105, kad nei pasirinkite per silpn\u0105 variant\u0105 pakrant\u0117s durims, nei permok\u0117tum\u0117te u\u017e 316 r\u016b\u0161\u012f ten, kur visi\u0161kai pakanka 304 r\u016b\u0161ies.<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Turinys<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Perjungti turinio lentel\u0119\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Perjungti<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#What_actually_differs_between_304_and_316\" >Kuo i\u0161 tikr\u0173j\u0173 skiriasi 304 ir 316<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#Why_a_hinge_corrodes_earlier_than_flat_stainless\" >Kod\u0117l vyris korozijuoja anks\u010diau nei plok\u0161\u010dias ner\u016bdijantis plienas<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#How_to_choose_the_grade_by_environment\" >Kaip pasirinkti klas\u0119 atsi\u017evelgiant \u012f aplink\u0105<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#From_the_field_316_hinges_on_a_boat_hatch\" >I\u0161 lauko: 316 vyriai ant laivo liuko<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#Beyond_the_grade_finish_and_dissimilar_metals\" >Ne tik pagal kokyb\u0117s klas\u0119: apdaila ir skirtingi metalai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#RFQ_checklist_for_stainless_hinges\" >Pasi\u016blym\u0173 u\u017eklausos kontrolinis s\u0105ra\u0161as ner\u016bdijan\u010dio plieno vyriams<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/#FAQ\" >DUK<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Trumpas atsakymas:<\/strong> 304 \u2013 bendriems pramoniniams tikslams, naudojimui lauke ir aplinkai, kuri\u0105 reikia nuplauti; 316 \u2013 tais atvejais, kai kyla reali chlorid\u0173 poveikio gr\u0117sm\u0117 \u2013 pakrant\u0117se, j\u016broje, druskos ar chemin\u0117je aplinkoje. Jei kyla abejoni\u0173 d\u0117l naudojimo netoli druskos vandens, 316 yra saugesnis pasirinkimas. Med\u017eiagos pasirinkimas priklauso nuo platesnio asortimento, apra\u0161yto <a href=\"https:\/\/manufactorhinge.com\/lt\/how-to-choose-industrial-hinge\/\">kaip pasirinkti pramonin\u0119 vyr\u012f<\/a>; \u0161iame puslapyje kalbama b\u016btent apie sprendim\u0105 d\u0117l pa\u017eymio.<\/p>\n\n\n\n<h2 id=\"what-actually-differs-between-304-and-316\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_actually_differs_between_304_and_316\"><\/span>Kuo i\u0161 tikr\u0173j\u0173 skiriasi 304 ir 316<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Abu yra austenitiniai ner\u016bdijantys plienai, kuri\u0173 sud\u0117tyje yra chromo ir nikelio, ir abu suformuoja pasyv\u0173 oksido sluoksn\u012f, apsaugant\u012f nuo r\u016bd\u017ei\u0173. Lemiamas skirtumas yra tas, kad 316 sud\u0117tyje yra ma\u017edaug 2\u20133% <strong>molibdenas<\/strong>, kuris \u017eymiai padidina atsparum\u0105 <em>ta\u0161kin\u0117 ir tarp\u0173 korozija<\/em> nuo chlorid\u0173. Praktikoje viskas yra b\u016btent taip: \u0161variame ore, sausose patalpose ar esant \u012fprastam lietui 304 ir 316 veikia beveik vienodai, o 304 yra protingas ir pigesnis pasirinkimas. Ta\u010diau kai atsiranda chlorid\u0173 \u2013 j\u016bros pursl\u0173, pakrant\u0117s dr\u0117gm\u0117s, keli\u0173 druskos, basein\u0173 aplinkos ar daugelio technologini\u0173 chemini\u0173 med\u017eiag\u0173 \u2013 ant 304 tipo plieno gali atsirasti smulki\u0173 skylu\u010di\u0173 ir r\u016bd\u017ei\u0173 dry\u017ei\u0173, o 316 tipo plieno pavir\u0161ius i\u0161lieka nesugadintas. \u0160arnyras \u010dia yra ypa\u010d pa\u017eeid\u017eiamas, nes turi judan\u010dias dalis ir siauras ertmes aplink kai\u0161t\u012f bei sparnelius \u2013 b\u016btent ten, kur da\u017eniausiai prasideda ertmin\u0117 korozija.<\/p>\n\n\n\n<h2 id=\"why-a-hinge-corrodes-earlier-than-flat-stainless\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_a_hinge_corrodes_earlier_than_flat_stainless\"><\/span>Kod\u0117l vyris korozijuoja anks\u010diau nei plok\u0161\u010dias ner\u016bdijantis plienas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Plok\u0161\u010dia ner\u016bdijan\u010dio plieno plok\u0161t\u0117 ir i\u0161 tos pa\u010dios r\u016b\u0161ies plieno pagamintas ner\u016bdijantis vyris sensta skirtingai, tod\u0117l prie\u0161 pasirenkant plieno r\u016b\u0161\u012f verta su\u017einoti, kod\u0117l taip yra. Vyris turi visus bruo\u017eus, kuriais pasinaudoja korozija: kai\u0161tis ir s\u0105narys sudaro siauras persidengian\u010dias ertmes, sklend\u0117s persidengia, o tarp j\u0173 susidaro plonas dr\u0117gm\u0117s sluoksnis, o var\u017et\u0173 skyl\u0117s ir tvirtinimo vietos sulaiko vanden\u012f ir ne\u0161varumus. Tai yra \u012ftr\u016bkimai, o \u012ftr\u016bkim\u0173 korozijai prasid\u0117ti reikia tik \u0161iek tiek \u012fstrigusios dr\u0117gm\u0117s, turin\u010dios chlorid\u0173, \u2013 ten, kur ji negali b\u016bti nuplauta ar i\u0161d\u017ei\u016bti. Taigi vyriuje gali atsirasti r\u016bd\u017ei\u0173, o lygus to paties plieno skydas lieka \u0161varus. Naudojant 304 klas\u0117s plien\u0105 chlorid\u0173 aplinkoje, pirmieji po\u017eymiai yra nusp\u0117jami: r\u016bd\u017ei\u0173 d\u0117m\u0117s ir rudos juostos \u0161alia var\u017et\u0173 skyli\u0173, ta\u0161kin\u0117 korozija aplink kai\u0161\u010dio srit\u012f ir s\u0105narys, kuris palaipsniui tampa vis standesnis, nes s\u0105varos viduje kaupiasi korozijos produktai. \u0160is jungties pa\u017eeid\u017eiamumas yra tikroji prie\u017eastis, kod\u0117l plieno r\u016b\u0161ies pasirinkimas yra svarbesnis vyriui nei aplink j\u012f esan\u010diam lak\u0161tiniam plienui.<\/p>\n\n\n\n<h2 id=\"how-to-choose-the-grade-by-environment\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_choose_the_grade_by_environment\"><\/span>Kaip pasirinkti klas\u0119 atsi\u017evelgiant \u012f aplink\u0105<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Aplinka<\/th><th>Rekomenduojama klas\u0117<\/th><th>Kod\u0117l<\/th><\/tr><\/thead><tbody><tr><td>Sausos patalpos, pramon\u0117s reikm\u0117ms<\/td><td>304 (arba padengtas\/cinkuotas, siekiant suma\u017einti s\u0105naudas)<\/td><td>N\u0117ra chlorid\u0173 apkrovos; 316 nereikalingas<\/td><\/tr><tr><td>Bendrosios s\u0105lygos lauke, veikimas lietaus<\/td><td>304<\/td><td>Gerai atlaiko oro s\u0105lygas, kuriose n\u0117ra chlorid\u0173<\/td><\/tr><tr><td>Plovimas \/ maistas ir g\u0117rimai<\/td><td>304 (316, jei naudojami stipr\u016bs dezinfekavimo priemon\u0117s)<\/td><td>304 tinka daugumai plovimo atvej\u0173; 316 \u2013 agresyvioms chemin\u0117ms med\u017eiagoms<\/td><\/tr><tr><td>Paj\u016brio zona \/ vietov\u0117, kurioje vyrauja druskingas oras<\/td><td>316<\/td><td>Laikui b\u0117gant chloridu prisotintas oras sukelia 304 problem\u0105<\/td><\/tr><tr><td>J\u016brinis \/ ant vandens<\/td><td>316<\/td><td>Tiesioginiam s\u0105ly\u010diui su druska reikalingas molibdenas<\/td><\/tr><tr><td>Chemin\u0117 \/ ledo tirpinimo druska<\/td><td>316<\/td><td>Agresyv\u016bs chloridai ardo 304<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Daugumos in\u017einieri\u0173 laikomasi paprasta taisykl\u0117: pagal numatyt\u0105j\u012f nustatym\u0105 nurodyti 304, o vos tik atsiranda chlorid\u0173 \u2013 pereiti prie 316. 316 kainuoja brangiau, tod\u0117l tai n\u0117ra automati\u0161kai \u201cgeresnis\u201d pasirinkimas \u2013 tai teisingas pasirinkimas tose aplinkose, kuriose 304 greitai susid\u0117v\u0117t\u0173. Brangiausia klaida yra atvirk\u0161tin\u0117: siekiant sutaupyti, pakabinti 304 tipo vyrius ant pakrant\u0117s ar j\u016brin\u0117s dur\u0173, o po met\u0173 ar dviej\u0173 keisti sur\u016bdijusius vyrius.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vienas \u012fsp\u0117jimas prie\u0161inga kryptimi: 316 yra atsparesnis chloridams, bet n\u0117ra ner\u016bdijantis. Jis vis tiek gali korozuoti, jei jo pavir\u0161ius u\u017eter\u0161tas arba netinkamai apdorotas, jei druskos vanduo susikaupia \u012ftr\u016bkimuose ir niekada nei\u0161d\u017ei\u016bsta, arba jei jis pritvirtinamas netinkamais tvirtinimo elementais dr\u0117gnoje jungtyje. Pasirinkimas 316 yra teisingas sprendimas chlorid\u0173 turin\u010diose aplinkose, ta\u010diau tai neatleid\u017eia nuo b\u016btinyb\u0117s u\u017etikrinti \u0161var\u0173 pavir\u0161i\u0173, drena\u017e\u0105 ir tinkamas tvirtinimo detales.<\/p>\n\n\n\n<h2 id=\"from-the-field-316-hinges-on-a-boat-hatch\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"From_the_field_316_hinges_on_a_boat_hatch\"><\/span>I\u0161 lauko: 316 vyriai ant laivo liuko<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch-1024x768.webp\" alt=\"SUS 316 ner\u016bdijan\u010dio plieno vyrai ant laivo liuko j\u016brin\u0117je druskos vandens aplinkoje\" class=\"wp-image-3962\" style=\"width:791px;height:auto\" srcset=\"https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch-1024x768.webp 1024w, https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch-300x225.webp 300w, https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch-768x576.webp 768w, https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch-16x12.webp 16w, https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch.webp 1448w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u010cia pavaizduotas liukas yra akivaizdus pavyzdys, kad reikia rinktis 316. Tai yra <strong>316 ner\u016bdijan\u010dio plieno vyriai laivo liuke<\/strong> \u2014 atviro denio daikt\u0173 laikymo skyriaus durel\u0117s, kasdien tiesiogiai veikiamos druskos pursl\u0173 ir dr\u0117gno j\u016bros oro. Tai aplinka, kurioje 304 ilgai nei\u0161laikyt\u0173: chlorid\u0173 apkrova prad\u0117t\u0173 ardyti pavir\u0161i\u0173 ir \u012fsiskverbt\u0173 \u012f kai\u0161\u010dio bei sklend\u0117s tarpelius, o laive sur\u016bdijusi liuko vyris yra tiek technin\u0117s prie\u017ei\u016bros, tiek saugos problema. Molibdenas 316 plieno sud\u0117tyje atlieka b\u016btent t\u0105 funkcij\u0105, kuriai ir yra skirtas \u2013 i\u0161laiko pavir\u0161i\u0173 ir judam\u0105j\u0105 jungt\u012f tvirt\u0105 nuolatin\u0117je druskos aplinkoje. Tai papras\u010diausias taisykl\u0117s pavyzdys: kai gaminys naudojamas j\u016bros vandenyje arba \u0161alia jo, sprendimas d\u0117l plieno r\u016b\u0161ies jau yra priimtas.<\/p>\n\n\n\n<h2 id=\"beyond-the-grade-finish-and-dissimilar-metals\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Beyond_the_grade_finish_and_dissimilar_metals\"><\/span>Ne tik pagal kokyb\u0117s klas\u0119: apdaila ir skirtingi metalai<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ar net ir tinkamas pa\u017eymys i\u0161liks, lemia du tarpusavyje susij\u0119 veiksniai. Pirma, <strong>baigti<\/strong>: \u0161varus, pasyvuotas arba poliruotas pavir\u0161ius geriau atsparus korozijai nei \u0161iurk\u0161tus ar u\u017eter\u0161tas, nes korozijos duobut\u0117s susidaro b\u016btent pavir\u0161iaus defekt\u0173 ir \u012fstrigusi\u0173 gele\u017eies daleli\u0173 vietose \u2014 taigi gerai apdorotas 304 plienas gali pasirodyti geriau nei prastai apdorotas, o pasyvavimas svarbus abiej\u0173 r\u016b\u0161i\u0173 plienui. Antra, <strong>skirtingi metalai<\/strong>: jei dr\u0117gnoje, druskos prisotintoje jungtyje ner\u016bdijan\u010dio plieno vyris sujungiamas su tvirtinimo detal\u0117mis arba r\u0117mu, pagamintu i\u0161 visi\u0161kai kitokio metalo, tai gali sukelti galvanin\u0119 korozij\u0105, tod\u0117l tvirtinimo detali\u0173 med\u017eiag\u0105 reikia suderinti su vyrio med\u017eiaga ir atid\u017eiai steb\u0117ti, prie ko tvirtinamas vyris. Jei tokiose aplinkose montuojamos pa\u010dios sunkiausios durys, b\u016btina kartu patikrinti apkrov\u0105 ir klas\u0119 \u2014 <a href=\"https:\/\/manufactorhinge.com\/lt\/products\/industrial-hinges\/heavy-duty-hinges\/\">auk\u0161tos apkrovos vyr\u0173 asortimentas<\/a> Si\u016blomas i\u0161 ner\u016bdijan\u010dio plieno, skirto naudoti korozijai jautriose vietose.<\/p>\n\n\n\n<h2 id=\"rfq-checklist-for-stainless-hinges\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"RFQ_checklist_for_stainless_hinges\"><\/span>Pasi\u016blym\u0173 u\u017eklausos kontrolinis s\u0105ra\u0161as ner\u016bdijan\u010dio plieno vyriams<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kai pra\u0161ote pateikti kainos pasi\u016blym\u0105, sprendimas d\u0117l kokyb\u0117s klas\u0117s bus priimtas grei\u010diau, jei nurodysite aplinkos s\u0105lygas ir dur\u0173 tip\u0105, o ne tik \u201cner\u016bdijan\u010dio plieno\u201d. Nukopijuokite ir u\u017epildykite:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PRA\u0160YMAS PATEIKTI PASI\u016aLYM\u0104 D\u0116L NER\u016aD\u0116JAN\u010cI\u0172 VYRI\u0172\n-------------------\nEksploatavimo s\u0105lygos (viduje \/ lauke \/ plovimo s\u0105lygomis \/ pakrant\u0117je \/ j\u016broje \/ chemin\u0117je aplinkoje):\nPoveikis druskai ar chloridams (n\u0117ra \/ retkar\u010diais \/ nuolat):\nReikalaujama arba rekomenduojama klas\u0117 (304 \/ 316):\nApdaila (pasivinta \/ poliruota \/ \u0161lifuota):\nTvirtinimo detali\u0173 med\u017eiaga (atitinkanti vyri\u0173 klas\u0119):\nDur\u0173 svoris:\nVyri\u0173 skai\u010dius:\nReikalingas pavyzdys \/ druskos pur\u0161kimo bandymas (taip \/ ne):<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Kai \u017einote aplinkos s\u0105lygas, duris ir apkrov\u0105, tinkamumas pasirenkamas savaime. Nurodykite naudojimo paskirt\u012f \u2013 vidaus, lauko, plovimo, pakrant\u0117s, j\u016brin\u0117s ar chemin\u0117s aplinkos \u2013 ir <a href=\"https:\/\/manufactorhinge.com\/lt\/contact-us\/\">m\u016bs\u0173 in\u017einieri\u0173 komanda<\/a> gali patvirtinti, ar tinkamas 304, ar 316, ir kok\u012f model\u012f rinktis.<\/p>\n\n\n\n<h2 id=\"faq\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>DUK<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1782700010001\"><strong class=\"schema-faq-question\">Kuo skiriasi \u201eSUS 304\u201c ir \u201eSUS 316\u201c vyriai?<\/strong> <p class=\"schema-faq-answer\">Abu yra atspar\u016bs korozijai austenitiniai ner\u016bdijantys plienai, ta\u010diau 316 sud\u0117tyje yra apie 2\u20133% molibdeno, o tai \u017eymiai padidina atsparum\u0105 chlorid\u0173 sukeliamai ta\u0161kin\u0117s ir tarp\u0173 korozijai. Sausose arba chlorid\u0173 neturin\u010diose aplinkose jie veikia pana\u0161iai, o 304 yra pigesnis pasirinkimas; esant druskos ar chemini\u0173 med\u017eiag\u0173 aplinkai, 316 i\u0161lieka tvirtas ten, kur 304 susidaro ta\u0161kin\u0117 korozija.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782700010002\"><strong class=\"schema-faq-question\">Kada ver\u010diau rinktis 316, o ne 304, kai reikia pasirinkti vyrius?<\/strong> <p class=\"schema-faq-answer\">Jei aplinkoje yra chlorid\u0173 \u2013 pakrant\u0117s ar priekrant\u0117s vietov\u0117se, j\u016brin\u0117je ir vandenyje naudojamoje \u012frangoje, keli\u0173 ar ledo tirpinimo druskoje, basein\u0173 aplinkoje bei daugelio technologini\u0173 chemini\u0173 med\u017eiag\u0173 atveju \u2013 rinkit\u0117s 316. Sausoms patalpoms, bendram naudojimui lauke ir daugumai plovimo atvej\u0173 pakanka 304, be to, jis yra ekonomi\u0161kesnis.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782700010003\"><strong class=\"schema-faq-question\">Ar 316 ner\u016bdijantis plienas visada geresnis u\u017e 304?<\/strong> <p class=\"schema-faq-answer\">Ne visada \u2013 316 geriau atsparus chloridams, ta\u010diau kainuoja brangiau, o aplinkoje be chlorid\u0173 304 veikia ma\u017edaug taip pat. Teisingas pasirinkimas priklauso nuo aplinkos: 304 \u2013 standartinis variantas, o 316 \u2013 ten, kur yra druskos ar agresyvi\u0173 chemini\u0173 med\u017eiag\u0173. Mok\u0117ti u\u017e 316 ten, kur pakakt\u0173 304, yra i\u0161laid\u0173 \u0161vaistymas, o ne kokyb\u0117s gerinimas.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782700010004\"><strong class=\"schema-faq-question\">Koks ner\u016bdijan\u010dio plieno tipas geriausiai tinka j\u016brin\u0117ms arba pakrant\u0117s vyr\u0117ms?<\/strong> <p class=\"schema-faq-answer\">316. Ilgainiui tiesioginis druskos purk\u0161tas ir chlorid\u0173 prisotintas pakran\u010di\u0173 oras sukelia 304 r\u016bdijim\u0105, ypa\u010d siauruose \u012ftr\u016bkimuose aplink vyrio kai\u0161t\u012f ir sklend\u0117s plok\u0161teles. 316 sud\u0117tyje esantis molibdenas u\u017etikrina atsparum\u0105 ta\u0161kinei ir \u012ftr\u016bkim\u0173 korozijai, tod\u0117l \u0161is plienas yra standartinis pasirinkimas j\u016briniams ir pakran\u010di\u0173 vyr\u0173 taikymams.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782700010005\"><strong class=\"schema-faq-question\">Ar 304 ner\u016bdijan\u010dio plieno vyrai lauke sur\u016bdys?<\/strong> <p class=\"schema-faq-answer\">304 ner\u016bdijan\u010dio plieno vyrai paprastai gerai atlaiko \u012fprastas lauko oro s\u0105lygas. Chlorid\u0173 turin\u010dioje aplinkoje, pavyzd\u017eiui, paj\u016brio ore, keli\u0173 druskos, basein\u0173 aplinkoje ar po cheminio plovimo, ant j\u0173 gali atsirasti r\u016bd\u017ei\u0173 d\u0117mi\u0173 ar duobeli\u0173 \u2013 da\u017eniausiai pirmiausia var\u017et\u0173 skyli\u0173 ir kai\u0161\u010di\u0173 srityje, kur \u012ftr\u016bkimuose susikaupia dr\u0117gm\u0117.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1782700010006\"><strong class=\"schema-faq-question\">Ar 316 ner\u016bdijan\u010dio plieno vyrai vis tiek gali r\u016bdyti?<\/strong> <p class=\"schema-faq-answer\">Taip. 316 plienas yra kur kas atsparesnis chlorid\u0173 sukeliamai ta\u0161kin\u0117ms korozijai nei 304, ta\u010diau jis vis tiek gali korozuoti, jei pavir\u0161ius yra u\u017eter\u0161tas arba netinkamai apdorotas, jei druskos vanduo susikaupia \u012ftr\u016bkimuose arba jei dr\u0117gnoje jungtyje naudojami su juo nesuderinami tvirtinimo elementai. Jis yra atsparesnis, bet ne ner\u016bdijantis.<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"<p>Choose SUS 304 stainless for general outdoor, washdown, and food-industry hinges, and step up to SUS 316 when chlorides are present \u2014 coastal sites, marine equipment, de-icing salt, and many chemical environments \u2014 because 316&#8217;s added molybdenum is what resists the pitting that 304 cannot. Both grades are corrosion-resistant stainless steels and look identical; the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3962,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-3961","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>SUS 304 vs SUS 316 Hinges | Stainless Grade Guide - HSP Industrial Hinges<\/title>\n<meta name=\"description\" content=\"Compare SUS 304 and SUS 316 stainless steel hinges by corrosion resistance, chloride exposure, coastal and marine use, washdown, finish, and cost.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/\" \/>\n<meta property=\"og:locale\" content=\"lt_LT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"SUS 304 vs SUS 316 Hinges | Stainless Grade Guide - 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In dry or chloride-free settings they perform similarly and 304 is the lower-cost choice; near salt or chemicals, 316 lasts where 304 pits.\",\"inLanguage\":\"lt-LT\"},\"inLanguage\":\"lt-LT\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010002\",\"position\":2,\"url\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010002\",\"name\":\"When should I choose 316 instead of 304 for a hinge?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Choose 316 when chlorides are present - coastal or near-shore sites, marine and on-water equipment, road or de-icing salt, swimming-pool atmospheres, and many process chemicals. For dry indoor, general outdoor, and most washdown use, 304 is sufficient and more economical.\",\"inLanguage\":\"lt-LT\"},\"inLanguage\":\"lt-LT\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010003\",\"position\":3,\"url\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010003\",\"name\":\"Is 316 stainless always better than 304?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Not always - 316 resists chlorides better, but it costs more, and in chloride-free environments 304 performs about the same. The right choice is by environment: 304 by default, 316 where salt or aggressive chemicals are present. Paying for 316 where 304 would do is overspending, not an upgrade.\",\"inLanguage\":\"lt-LT\"},\"inLanguage\":\"lt-LT\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010004\",\"position\":4,\"url\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010004\",\"name\":\"Which stainless grade is best for marine or coastal hinges?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"316. Direct salt spray and chloride-laden coastal air pit 304 over time, especially in the tight crevices around a hinge pin and leaves. The molybdenum in 316 resists that pitting and crevice corrosion, making it the standard grade for marine and coastal hinge applications.\",\"inLanguage\":\"lt-LT\"},\"inLanguage\":\"lt-LT\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010005\",\"position\":5,\"url\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010005\",\"name\":\"Will 304 stainless hinges rust outdoors?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"304 stainless hinges usually perform well in general outdoor weather. They can show rust staining or pitting in chloride-rich environments such as coastal air, road salt, pool atmospheres, or chemical washdown - often first at the screw holes and pin area, where crevices trap moisture.\",\"inLanguage\":\"lt-LT\"},\"inLanguage\":\"lt-LT\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010006\",\"position\":6,\"url\":\"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010006\",\"name\":\"Can 316 stainless hinges still corrode?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. 316 resists chloride pitting far better than 304, but it can still corrode if the surface is contaminated or poorly finished, if saltwater stays trapped in a crevice, or if it is paired with incompatible fasteners in a wet joint. It is more resistant, not rust-proof.\",\"inLanguage\":\"lt-LT\"},\"inLanguage\":\"lt-LT\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"SUS 304 ir SUS 316 vyrai | Ner\u016bdijan\u010dio plieno r\u016b\u0161i\u0173 vadovas \u2013 \u201eHSP Industrial Hinges\u201c","description":"Palyginkite SUS 304 ir SUS 316 ner\u016bdijan\u010dio plieno vyrius pagal atsparum\u0105 korozijai, poveik\u012f chloridams, naudojim\u0105 pakrant\u0117s ir j\u016briniuose s\u0105lygose, plovim\u0105, pavir\u0161iaus apdail\u0105 ir kain\u0105.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/","og_locale":"lt_LT","og_type":"article","og_title":"SUS 304 vs SUS 316 Hinges | Stainless Grade Guide - HSP Industrial Hinges","og_description":"Compare SUS 304 and SUS 316 stainless steel hinges by corrosion resistance, chloride exposure, coastal and marine use, washdown, finish, and cost.","og_url":"https:\/\/manufactorhinge.com\/lt\/sus-304-vs-sus-316-stainless-steel-hinges\/","og_site_name":"HSP Industrial Hinges","article_published_time":"2026-06-30T08:16:37+00:00","article_modified_time":"2026-06-30T08:20:02+00:00","og_image":[{"width":1448,"height":1086,"url":"https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch.webp","type":"image\/png"}],"author":"wpdev","twitter_card":"summary_large_image","twitter_misc":{"Written by":"wpdev","Est. reading time":"7 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Hinges\u201c","isPartOf":{"@id":"https:\/\/manufactorhinge.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#primaryimage"},"image":{"@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#primaryimage"},"thumbnailUrl":"https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-hinge-boat-hatch.webp","datePublished":"2026-06-30T08:16:37+00:00","dateModified":"2026-06-30T08:20:02+00:00","description":"Palyginkite SUS 304 ir SUS 316 ner\u016bdijan\u010dio plieno vyrius pagal atsparum\u0105 korozijai, poveik\u012f chloridams, naudojim\u0105 pakrant\u0117s ir j\u016briniuose s\u0105lygose, plovim\u0105, pavir\u0161iaus apdail\u0105 ir 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gamintojas","url":"https:\/\/manufactorhinge.com\/","logo":{"@type":"ImageObject","inLanguage":"lt-LT","@id":"https:\/\/manufactorhinge.com\/#\/schema\/logo\/image\/","url":"https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/03\/logo-1.webp","contentUrl":"https:\/\/manufactorhinge.com\/wp-content\/uploads\/2026\/03\/logo-1.webp","width":145,"height":46,"caption":"Torque & Industrial Hinge Manufacturer"},"image":{"@id":"https:\/\/manufactorhinge.com\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/manufactorhinge.com\/#\/schema\/person\/695e6c779112dee6d57ee26d872f68c8","name":"wpdev","sameAs":["https:\/\/manufactorhinge.com"],"url":"https:\/\/manufactorhinge.com\/lt\/author\/wpdev\/"},{"@type":"Question","@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010001","position":1,"url":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010001","name":"Kuo skiriasi \u201eSUS 304\u201c ir \u201eSUS 316\u201c vyriai?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Both are corrosion-resistant austenitic stainless steels, but 316 adds about 2-3% molybdenum, which strongly improves resistance to pitting and crevice corrosion from chlorides. In dry or chloride-free settings they perform similarly and 304 is the lower-cost choice; near salt or chemicals, 316 lasts where 304 pits.","inLanguage":"lt-LT"},"inLanguage":"lt-LT"},{"@type":"Question","@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010002","position":2,"url":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010002","name":"Kada ver\u010diau rinktis 316, o ne 304, kai reikia pasirinkti vyrius?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Choose 316 when chlorides are present - coastal or near-shore sites, marine and on-water equipment, road or de-icing salt, swimming-pool atmospheres, and many process chemicals. For dry indoor, general outdoor, and most washdown use, 304 is sufficient and more economical.","inLanguage":"lt-LT"},"inLanguage":"lt-LT"},{"@type":"Question","@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010003","position":3,"url":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010003","name":"Ar 316 ner\u016bdijantis plienas visada geresnis u\u017e 304?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Not always - 316 resists chlorides better, but it costs more, and in chloride-free environments 304 performs about the same. The right choice is by environment: 304 by default, 316 where salt or aggressive chemicals are present. Paying for 316 where 304 would do is overspending, not an upgrade.","inLanguage":"lt-LT"},"inLanguage":"lt-LT"},{"@type":"Question","@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010004","position":4,"url":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010004","name":"Koks ner\u016bdijan\u010dio plieno tipas geriausiai tinka j\u016brin\u0117ms arba pakrant\u0117s vyr\u0117ms?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"316. Direct salt spray and chloride-laden coastal air pit 304 over time, especially in the tight crevices around a hinge pin and leaves. The molybdenum in 316 resists that pitting and crevice corrosion, making it the standard grade for marine and coastal hinge applications.","inLanguage":"lt-LT"},"inLanguage":"lt-LT"},{"@type":"Question","@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010005","position":5,"url":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010005","name":"Ar 304 ner\u016bdijan\u010dio plieno vyrai lauke sur\u016bdys?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"304 stainless hinges usually perform well in general outdoor weather. They can show rust staining or pitting in chloride-rich environments such as coastal air, road salt, pool atmospheres, or chemical washdown - often first at the screw holes and pin area, where crevices trap moisture.","inLanguage":"lt-LT"},"inLanguage":"lt-LT"},{"@type":"Question","@id":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010006","position":6,"url":"https:\/\/manufactorhinge.com\/sus-304-vs-sus-316-stainless-steel-hinges\/#faq-question-1782700010006","name":"Ar 316 ner\u016bdijan\u010dio plieno vyrai vis tiek gali r\u016bdyti?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Yes. 316 resists chloride pitting far better than 304, but it can still corrode if the surface is contaminated or poorly finished, if saltwater stays trapped in a crevice, or if it is paired with incompatible fasteners in a wet joint. It is more resistant, not rust-proof.","inLanguage":"lt-LT"},"inLanguage":"lt-LT"}]}},"acf":[],"_links":{"self":[{"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/posts\/3961","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/comments?post=3961"}],"version-history":[{"count":1,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/posts\/3961\/revisions"}],"predecessor-version":[{"id":3963,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/posts\/3961\/revisions\/3963"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/media\/3962"}],"wp:attachment":[{"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/media?parent=3961"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/categories?post=3961"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/manufactorhinge.com\/lt\/wp-json\/wp\/v2\/tags?post=3961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}