{"id":19050,"date":"2026-08-13T09:43:28","date_gmt":"2026-08-13T09:43:28","guid":{"rendered":"https:\/\/tuohaihardware.com\/?p=19050"},"modified":"2026-09-28T12:34:17","modified_gmt":"2026-09-28T12:34:17","slug":"co-jsou-to-normy-a-vysledky-metod-testovani-solnou-mlhou","status":"publish","type":"post","link":"https:\/\/tuohaihardware.com\/cs\/what-is-salt-spray-testing-methods-standards-and-results\/","title":{"rendered":"Co je testov\u00e1n\u00ed solnou mlhou? Metody, standardy a v\u00fdsledky"},"content":{"rendered":"<p><!-- WordPress Title: What Is Salt Spray Testing? Methods, Standards and Results --><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19053\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Is-Salt-Spray-Testing-Methods-Standards-and-Results.jpg\" alt=\"Co je testov\u00e1n\u00ed solnou mlhou? Metody, standardy a v\u00fdsledky\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Is-Salt-Spray-Testing-Methods-Standards-and-Results.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Is-Salt-Spray-Testing-Methods-Standards-and-Results-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Is-Salt-Spray-Testing-Methods-Standards-and-Results-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Kdy\u017e si po\u0159izujete \u0159et\u011bzy, pru\u017einy, h\u00e1ky nebo jin\u00e9 kovov\u00e9 d\u00edly, dodavatel v\u00e1m m\u016f\u017ee sd\u011blit, \u017ee pokoven\u00fd nebo pota\u017een\u00fd v\u00fdrobek m\u016f\u017ee proj\u00edt 96, 240 nebo 500 hodinami testov\u00e1n\u00ed v soln\u00e9 mlze. Mo\u017en\u00e1 jste se s t\u011bmito \u010d\u00edsly setkali, ani\u017e byste v\u011bd\u011bli, jak test funguje, co m\u011b\u0159\u00ed nebo jak posoudit v\u00fdsledek. Tento \u010dl\u00e1nek vysv\u011btluje, co je testov\u00e1n\u00ed v soln\u00e9 mlze, pro\u010d se pou\u017e\u00edv\u00e1, jak se li\u0161\u00ed b\u011b\u017en\u00e9 metody a co v\u00e1m v\u00fdsledky mohou a nemohou \u0159\u00edct.<\/p>\n<h2>Co je testov\u00e1n\u00ed solnou mlhou?<\/h2>\n<p><strong>Zkou\u0161ka solnou mlhou, naz\u00fdvan\u00e1 tak\u00e9 korozn\u00ed zkou\u0161ka solnou mlhou, je laboratorn\u00ed test, p\u0159i kter\u00e9m se kovov\u00e9 nebo pota\u017een\u00e9 vzorky vystav\u00ed kontrolovan\u00e9 soln\u00e9 mlze za \u00fa\u010delem urychlen\u00ed koroze.<\/strong> V technick\u00e9 dokumentaci se m\u016f\u017eete tak\u00e9 setkat s term\u00edny test solnou mlhou, test solnou mlhou a test solnou mlhou.<\/p>\n<p>Tato zkou\u0161ka se pou\u017e\u00edv\u00e1 hlavn\u011b k porovn\u00e1n\u00ed odolnosti materi\u00e1l\u016f, pokoven\u00fdch povrchov\u00fdch \u00faprav, n\u00e1t\u011br\u016f a dal\u0161\u00edch povrchov\u00fdch \u00faprav proti korozi. V\u00fdrobci ji mohou tak\u00e9 pou\u017e\u00edt k ov\u011b\u0159en\u00ed, zda v\u00fdrobek spl\u0148uje specifikovan\u00e9 po\u017eadavky nebo zda povrchov\u00e1 \u00faprava z\u016fst\u00e1v\u00e1 mezi v\u00fdrobn\u00edmi \u0161ar\u017eemi konzistentn\u00ed. Zkou\u0161ka solnou mlhou ukazuje, jak si vzorek vede za definovan\u00fdch laboratorn\u00edch podm\u00ednek. Nereprodukuje pln\u011b venkovn\u00ed, pob\u0159e\u017en\u00ed ani pr\u016fmyslov\u00e9 prost\u0159ed\u00ed. Proto nelze hodiny soln\u00e9 mlhy p\u0159\u00edmo p\u0159ev\u00e9st na roky \u017eivotnosti.<\/p>\n<h2>Pro\u010d se pou\u017e\u00edv\u00e1 testov\u00e1n\u00ed solnou mlhou?<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19054\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/Why-Is-Salt-Spray-Testing-Used.jpg\" alt=\"Pro\u010d se pou\u017e\u00edv\u00e1 testov\u00e1n\u00ed solnou mlhou?\" width=\"1200\" height=\"700\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/Why-Is-Salt-Spray-Testing-Used.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/Why-Is-Salt-Spray-Testing-Used-768x448.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/Why-Is-Salt-Spray-Testing-Used-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Zkou\u0161ky v soln\u00e9 mlze mohou za kontrolovan\u00fdch podm\u00ednek rychleji odhalit slab\u00e1 m\u00edsta v ochran\u011b proti korozi. Pro n\u00e1kup a kontrolu kvality se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed k:<\/p>\n<ul>\n<li><strong>Porovnejte r\u016fzn\u00e9 mo\u017enosti.<\/strong> Pokud jsou substr\u00e1t, podm\u00ednky vzorku a zku\u0161ebn\u00ed metoda stejn\u00e9, m\u016f\u017eete porovnat odolnost r\u016fzn\u00fdch pokov\u016f nebo n\u00e1t\u011br\u016f proti korozi.<\/li>\n<li><strong>Ov\u011b\u0159te zadan\u00fd po\u017eadavek.<\/strong> Test m\u016f\u017ee pomoci potvrdit, zda produkt spl\u0148uje technick\u00e9 po\u017eadavky uveden\u00e9 ve specifikaci produktu nebo kupn\u00ed smlouv\u011b.<\/li>\n<li><strong>Zkontrolujte konzistenci v\u00fdroby.<\/strong> Pokud jedna v\u00fdrobn\u00ed \u0161ar\u017ee koroduje d\u0159\u00edve ne\u017e jin\u00e1, m\u016f\u017ee b\u00fdt nutn\u00e9, aby v\u00fdrobce p\u0159ezkoumal \u010di\u0161t\u011bn\u00ed, p\u0159ed\u00fapravu, pokovov\u00e1n\u00ed, n\u00e1t\u011br nebo vytvrzov\u00e1n\u00ed.<\/li>\n<li><strong>Najd\u011bte lok\u00e1ln\u00ed slab\u00e1 m\u00edsta.<\/strong> Povrchovou \u00fapravu m\u016f\u017ee b\u00fdt obt\u00ed\u017en\u011bj\u0161\u00ed nan\u00e9st rovnom\u011brn\u011b kolem p\u00f3r\u016f, hran, svar\u016f, slo\u017eit\u00fdch tvar\u016f a kontaktn\u00edch bod\u016f s dr\u00e1t\u011bn\u00fdm pletivem. Tyto oblasti mohou korodovat d\u0159\u00edve ne\u017e rovn\u00fd povrch.<\/li>\n<\/ul>\n<p>Zkou\u0161ky v soln\u00e9 mlze zahrnuj\u00ed pouze \u010d\u00e1st korozn\u00edch vlastnost\u00ed v\u00fdrobku. Nemohou nahradit rozm\u011brovou kontrolu, tahov\u00e9 nebo z\u00e1t\u011b\u017eov\u00e9 zkou\u0161ky, zkou\u0161ky adheze povlak\u016f, zkou\u0161ky opot\u0159eben\u00ed ani validaci za re\u00e1ln\u00fdch provozn\u00edch podm\u00ednek.<\/p>\n<h2>Jak funguje testov\u00e1n\u00ed solnou mlhou?<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19056\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/How-Does-Salt-Spray-Testing-Work.jpg\" alt=\"Jak funguje testov\u00e1n\u00ed solnou mlhou?\" width=\"1200\" height=\"700\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/How-Does-Salt-Spray-Testing-Work.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/How-Does-Salt-Spray-Testing-Work-768x448.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/How-Does-Salt-Spray-Testing-Work-18x12.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>P\u0159ed zah\u00e1jen\u00edm testov\u00e1n\u00ed je nutn\u00e9 definovat zku\u0161ebn\u00ed standard, podm\u00ednky vzorku, dobu expozice a krit\u00e9ria p\u0159ijet\u00ed. Bez t\u011bchto podrobnost\u00ed nemus\u00ed dokon\u010den\u00fd test poskytnout v\u00fdsledek, kter\u00fd m\u016f\u017eete pou\u017e\u00edt pro p\u0159ijet\u00ed.<\/p>\n<p>Typick\u00fd test soln\u00e9 mlhy prob\u00edh\u00e1 takto:<\/p>\n<ol>\n<li><strong>Vyberte reprezentativn\u00ed vzorky.<\/strong> Vzorky by m\u011bly reprezentovat skute\u010dn\u00fd substr\u00e1t, stav po tvarov\u00e1n\u00ed nebo sva\u0159ov\u00e1n\u00ed, p\u0159edb\u011b\u017enou \u00fapravu a kone\u010dnou povrchovou \u00fapravu.<\/li>\n<li><strong>Um\u00edst\u011bte vzorky.<\/strong> Laborato\u0159 um\u00edst\u00ed vzorky do komory podle p\u0159\u00edslu\u0161n\u00e9 metody a zabr\u00e1n\u00ed jejich vz\u00e1jemn\u00e9mu ovliv\u0148ov\u00e1n\u00ed.<\/li>\n<li><strong>Vytvo\u0159te kontrolovanou solnou mlhu.<\/strong> Komora pracuje za specifikovan\u00fdch teplotn\u00edch, roztokov\u00fdch a atomiza\u010dn\u00edch podm\u00ednek, p\u0159i\u010dem\u017e vzorky jsou vystaveny soln\u00e9 mlze.<\/li>\n<li><strong>Prov\u00e1d\u011bjte kontroly v ur\u010den\u00fdch \u010dasech.<\/strong> Laborato\u0159 kontroluje vzorky v po\u017eadovan\u00fdch intervalech. Kontrola by nem\u011bla naru\u0161it pr\u016fb\u011bh zkou\u0161ky ani ovlivnit ostatn\u00ed vzorky.<\/li>\n<li><strong>Zaznamenejte si zji\u0161t\u011bn\u00ed.<\/strong> Inspektor zaznamen\u00e1 typ, m\u00edsto, oblast a \u010das koroze a v p\u0159\u00edpad\u011b pot\u0159eby po\u0159\u00edd\u00ed fotografie.<\/li>\n<li><strong>V\u00fdsledek porovnejte se specifikac\u00ed.<\/strong> Zda v\u00fdsledek vyhov\u00ed nebo ne, z\u00e1vis\u00ed na p\u0159\u00edslu\u0161n\u00e9 specifikaci produktu, v\u00fdkresu nebo krit\u00e9ri\u00edch p\u0159ijet\u00ed z\u00e1kazn\u00edkem.<\/li>\n<\/ol>\n<p>Jako kupuj\u00edc\u00ed nemus\u00edte zn\u00e1t ka\u017ed\u00e9 nastaven\u00ed komory. Mus\u00edte si ov\u011b\u0159it, zda metoda, vzorky a krit\u00e9ria p\u0159ijet\u00ed odpov\u00eddaj\u00ed produktu, kter\u00fd kupujete.<\/p>\n<h2>Jak\u00e9 jsou hlavn\u00ed typy test\u016f solnou mlhou?<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19057\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Are-the-Main-Types-of-Salt-Spray-Tests.jpg\" alt=\"Jak\u00e9 jsou hlavn\u00ed typy test\u016f solnou mlhou?\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Are-the-Main-Types-of-Salt-Spray-Tests.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Are-the-Main-Types-of-Salt-Spray-Tests-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Are-the-Main-Types-of-Salt-Spray-Tests-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Zkou\u0161ka solnou mlhou nen\u00ed jednotn\u00e1 metoda. Neutr\u00e1ln\u00ed soln\u00e1 mlha, soln\u00e1 mlha s kyselinou octovou a soln\u00e1 mlha s kyselinou octovou urychlenou m\u011bd\u00ed pou\u017e\u00edvaj\u00ed r\u016fzn\u00e9 roztoky a prost\u0159ed\u00ed. Jsou tak\u00e9 ur\u010deny pro r\u016fzn\u00e9 materi\u00e1ly a povrchov\u00e9 \u00fapravy.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 24px 0;\">\n<thead>\n<tr>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Typ testu<\/th>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Z\u00e1kladn\u00ed prost\u0159ed\u00ed<\/th>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">B\u011b\u017en\u00e9 pou\u017eit\u00ed<\/th>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">D\u016fle\u017eit\u00e9 omezen\u00ed<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Neutr\u00e1ln\u00ed soln\u00e1 mlha (NSS)<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Souvisl\u00e1 mlha vytv\u00e1\u0159en\u00e1 z neutr\u00e1ln\u00edho roztoku chloridu sodn\u00e9ho<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Porovn\u00e1v\u00e1n\u00ed a kontrola kvality mnoha kov\u016f, galvanicky pokoven\u00fdch povlak\u016f, konverzn\u00edch povlak\u016f a organick\u00fdch povlak\u016f<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Je to nejb\u011b\u017en\u011bj\u0161\u00ed metoda, ale nen\u00ed vhodn\u00e1 pro ka\u017ed\u00fd materi\u00e1l nebo provozn\u00ed prost\u0159ed\u00ed.<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Soln\u00fd sprej s kyselinou octovou (AASS)<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Do soln\u00e9ho roztoku se p\u0159id\u00e1v\u00e1 kyselina octov\u00e1, aby se vytvo\u0159ilo kysel\u00e9 prost\u0159ed\u00ed<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">N\u011bkter\u00e9 kovov\u00e9 a dekorativn\u00ed n\u00e1t\u011bry a specifick\u00e9 povrchov\u00e9 \u00fapravy<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Nem\u011bl by b\u00fdt pova\u017eov\u00e1n pouze za univerz\u00e1ln\u011b p\u0159\u00edsn\u011bj\u0161\u00ed NSS test; vyberte jej pouze tehdy, kdy\u017e to vy\u017eaduje p\u0159\u00edslu\u0161n\u00e1 specifikace.<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">M\u011bd\u00ed urychlen\u00fd soln\u00fd sprej s kyselinou octovou (CASS)<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">M\u011bd\u011bn\u00e1 s\u016fl se p\u0159id\u00e1v\u00e1 do kysel\u00e9ho soln\u00e9ho roztoku, aby se vytvo\u0159ilo korozivn\u011bj\u0161\u00ed prost\u0159ed\u00ed.<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">N\u011bkter\u00e9 dekorativn\u00ed m\u011bd\u011bno-nikl-chromov\u00e9, nikl-chromov\u00e9 a dal\u0161\u00ed vhodn\u00e9 dekorativn\u00ed povlaky<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Hodiny CASS nelze p\u0159\u00edmo p\u0159ev\u00e9st na hodiny NSS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Nevyb\u00edrejte metodu jen proto, \u017ee se zd\u00e1 b\u00fdt n\u00e1ro\u010dn\u011bj\u0161\u00ed. Spr\u00e1vn\u00e1 metoda mus\u00ed odpov\u00eddat materi\u00e1lu, povrchov\u00e9 \u00faprav\u011b, specifikaci produktu a \u00fa\u010delu testu. P\u0159i porovn\u00e1v\u00e1n\u00ed dodavatel\u016f nebo produkt\u016f nejprve ov\u011b\u0159te, zda pou\u017eili stejnou metodu a krit\u00e9ria p\u0159ijet\u00ed.<\/p>\n<h2>Co specifikuj\u00ed normy ASTM B117 a ISO 9227?<\/h2>\n<p>Dva nejb\u011b\u017en\u011bj\u0161\u00ed referen\u010dn\u00ed dokumenty pro testov\u00e1n\u00ed v soln\u00e9 mlze jsou ASTM B117 a ISO 9227. Ob\u011b se vztahuj\u00ed ke testov\u00e1n\u00ed v soln\u00e9 mlze, ale ani jeden z n\u00e1zv\u016f norem s\u00e1m o sob\u011b nedefinuje \u00fapln\u00fd po\u017eadavek na p\u0159ijet\u00ed produktu.<\/p>\n<p><a href=\"https:\/\/store.astm.org\/b0117-26.html\">ASTM B117<\/a> vysv\u011btluje hlavn\u011b, jak laborato\u0159 vytv\u00e1\u0159\u00ed a udr\u017euje prost\u0159ed\u00ed soln\u00e9 mlhy, v\u010detn\u011b vybaven\u00ed, provozn\u00edho postupu a zku\u0161ebn\u00edch podm\u00ednek. Nestanovuje jednu dobu trv\u00e1n\u00ed zkou\u0161ky ani jedno krit\u00e9rium p\u0159ijet\u00ed pro ka\u017ed\u00fd produkt.<\/p>\n<p><a href=\"https:\/\/www.iso.org\/standard\/81744.html\">\u010cSN EN 9227:2022<\/a> specifikuje za\u0159\u00edzen\u00ed, \u010dinidla a postupy pro testov\u00e1n\u00ed NSS, AASS a CASS. Lze jej pou\u017e\u00edt na nechr\u00e1n\u011bn\u00e9 kovov\u00e9 materi\u00e1ly a na kovov\u00e9 v\u00fdrobky s trvalou nebo do\u010dasnou ochranou proti korozi. P\u0159\u00edslu\u0161n\u00e1 specifikace v\u00fdrobku mus\u00ed i nad\u00e1le definovat dobu expozice, vzorky a interpretaci v\u00fdsledk\u016f.<\/p>\n<p>Pro n\u00e1kup nesta\u010d\u00ed napsat \u201czkou\u0161ka dle normy ASTM B117\u201d nebo \u201cv souladu s normou ISO 9227\u201d. Je tak\u00e9 nutn\u00e9 specifikovat zku\u0161ebn\u00ed metodu, podm\u00ednky vzorku, dobu expozice, po\u017eadavky na kontrolu a krit\u00e9ria selh\u00e1n\u00ed.<\/p>\n<h2>Jak byste m\u011bli \u010d\u00edst v\u00fdsledky testu soln\u00e9 mlhy?<\/h2>\n<p>Nepova\u017eujte v\u00fdsledek testu v soln\u00e9 mlze pouze za hodinovou hodnotu. Mus\u00edte tak\u00e9 v\u011bd\u011bt, co bylo testov\u00e1no, jak\u00e1 metoda byla pou\u017eita a kter\u00e1 zm\u011bna povrchu byla po\u010d\u00edt\u00e1na jako selh\u00e1n\u00ed.<\/p>\n<h3>Samotn\u00e1 d\u00e9lka trv\u00e1n\u00ed testu nedefinuje \u00fasp\u011b\u0161nost<\/h3>\n<p>Zpr\u00e1va, kter\u00e1 pouze uv\u00e1d\u00ed \u201cpro\u0161lo 48 hodinami testov\u00e1n\u00ed v soln\u00e9 mlze\u201d, je ne\u00fapln\u00e1. St\u00e1le je t\u0159eba potvrdit standard a metodu, zda byl p\u0159i testu pou\u017eit ploch\u00fd panel, sou\u010d\u00e1stka nebo hotov\u00fd v\u00fdrobek a zda vzorek pro\u0161el po\u017eadovanou p\u0159\u00edpravou.<\/p>\n<p>Krit\u00e9ria p\u0159ijet\u00ed by m\u011bla tak\u00e9 definovat intervaly kontrol, \u010das ukon\u010den\u00ed, p\u0159ijateln\u00fd typ a oblast koroze nebo po\u017eadovan\u00e9 hodnocen\u00ed. Pokud se tyto podm\u00ednky li\u0161\u00ed, nemus\u00ed b\u00fdt dva protokoly, kter\u00e9 oba uv\u00e1d\u011bj\u00ed \u201c48 hodin\u201d, srovnateln\u00e9.<\/p>\n<h3>B\u00edl\u00e1 koroze a \u010derven\u00e1 rez znamenaj\u00ed r\u016fzn\u00e9 v\u011bci<\/h3>\n<p>U pozinkovan\u00fdch ocelov\u00fdch v\u00fdrobk\u016f p\u0159edstavuj\u00ed b\u00edl\u00e9 produkty koroze a \u010derven\u00e1 rez na podkladu r\u016fzn\u00e9 stavy selh\u00e1n\u00ed. B\u00edl\u00e1 koroze je obecn\u011b spojena s koroz\u00ed zinkov\u00e9 vrstvy. \u010cerven\u00e1 rez obvykle ukazuje, \u017ee ocelov\u00fd podklad za\u010dal korodovat. Specifikace v\u00fdrobku m\u016f\u017ee pro ka\u017edou podm\u00ednku stanovit r\u016fzn\u00e9 limity.<\/p>\n<p>Pro lakovan\u00e9, pr\u00e1\u0161kov\u011b lakovan\u00e9 nebo <a href=\"https:\/\/tuohaihardware.com\/cs\/co-je-elektroforeticke-povlakovani-vyhody-a-aplikace-v-procesech\/\">elektroforeticky pota\u017een\u00e9 produkty<\/a>, kontrola m\u016f\u017ee zahrnovat tak\u00e9 puch\u00fd\u0159e, odlupov\u00e1n\u00ed, korozn\u00ed te\u010den\u00ed od r\u00fdhy a lok\u00e1ln\u00ed korozi hran. Uveden\u00ed pouze \u201cbez rzi\u201d v n\u00e1kupn\u00ed specifikaci je obvykle p\u0159\u00edli\u0161 v\u00e1gn\u00ed.<\/p>\n<h3>Testovac\u00ed panel automaticky nep\u0159edstavuje hotov\u00fd produkt.<\/h3>\n<p>Standardn\u00ed ploch\u00fd panel je u\u017eite\u010dn\u00fd pro kontrolu z\u00e1kladn\u00edho v\u00fdkonu povlaku nebo procesu. Nem\u00e1 v\u0161ak v\u0161echny hrany, svary, spoje, prohlubn\u011b a lok\u00e1ln\u00ed odchylky v tlou\u0161\u0165ce povlaku, kter\u00e9 se vyskytuj\u00ed u hotov\u00e9ho v\u00fdrobku. Pokud kupujete hardware se slo\u017eit\u00fdm tvarem, ov\u011b\u0159te, zda se po\u017eadavek na p\u0159ijet\u00ed vztahuje na panel, sou\u010d\u00e1stku nebo hotov\u00fd v\u00fdrobek.<\/p>\n<p>Nap\u0159\u00edklad \u0159et\u011bz m\u00e1 kontaktn\u00ed plochy mezi \u010dl\u00e1nky a sva\u0159ovan\u00fd \u0159et\u011bz m\u00e1 tak\u00e9 svarov\u00e9 z\u00f3ny. Povrchov\u00e1 \u00faprava, lok\u00e1ln\u00ed t\u0159en\u00ed a korozn\u00ed chov\u00e1n\u00ed v t\u011bchto m\u00edstech se mohou li\u0161it od ploch\u00e9ho panelu. Panel m\u016f\u017ee podpo\u0159it srovn\u00e1n\u00ed proces\u016f, ale nem\u011bl by b\u00fdt pova\u017eov\u00e1n za d\u016fkaz v\u00fdkonu hotov\u00e9ho v\u00fdrobku bez validace na \u00farovni v\u00fdrobku.<\/p>\n<h2>Jak\u00e9 produkty a povrchov\u00e9 \u00fapravy se b\u011b\u017en\u011b testuj\u00ed?<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-19058\" src=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Products-and-Surface-Treatments-Are-Commonly-Tested.jpg\" alt=\"Jak\u00e9 produkty a povrchov\u00e9 \u00fapravy se b\u011b\u017en\u011b testuj\u00ed?\" width=\"1200\" height=\"550\" srcset=\"https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Products-and-Surface-Treatments-Are-Commonly-Tested.jpg 1200w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Products-and-Surface-Treatments-Are-Commonly-Tested-768x352.jpg 768w, https:\/\/tuohaihardware.com\/wp-content\/uploads\/2026\/08\/What-Products-and-Surface-Treatments-Are-Commonly-Tested-18x8.jpg 18w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/p>\n<p>Zkou\u0161ky v soln\u00e9 mlze se \u010dasto pou\u017e\u00edvaj\u00ed u v\u00fdrobk\u016f, kter\u00e9 vy\u017eaduj\u00ed posouzen\u00ed odolnosti kovu nebo povlaku proti korozi. R\u016fzn\u00e9 povrchov\u00e9 \u00fapravy chr\u00e1n\u00ed kov r\u016fzn\u00fdmi zp\u016fsoby. V\u00fdsledky maj\u00ed spole\u010dn\u00fd v\u00fdznam pouze tehdy, kdy\u017e jsou materi\u00e1ly, vzorky a zku\u0161ebn\u00ed podm\u00ednky stejn\u00e9 nebo jinak srovnateln\u00e9.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 24px 0;\">\n<thead>\n<tr>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Produkt nebo povrchov\u00e1 \u00faprava<\/th>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Co test b\u011b\u017en\u011b kontroluje<\/th>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Co je t\u0159eba zv\u00e1\u017eit<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Galvanicky pokoven\u00e9 zinkov\u00e9 d\u00edly<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Doba a rozsah b\u00edl\u00fdch korozn\u00edch produkt\u016f a \u010derven\u00e9 rzi na podkladu<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Tlou\u0161\u0165ka pokoven\u00ed, pasivace a ut\u011bsn\u011bn\u00ed mohou ovlivnit v\u00fdsledek<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">\u017d\u00e1rov\u011b zinkovan\u00e9 d\u00edly<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Korozn\u00ed chov\u00e1n\u00ed zinkov\u00e9 vrstvy za specifikovan\u00e9ho zku\u0161ebn\u00edho prost\u0159ed\u00ed<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Konstantn\u00ed soln\u00e1 mlha pln\u011b neodr\u00e1\u017e\u00ed, jak zinek koroduje v re\u00e1ln\u00e9 atmosf\u00e9\u0159e.<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Elektroforeticky lakovan\u00e9, lakovan\u00e9 a pr\u00e1\u0161kov\u011b lakovan\u00e9 d\u00edly<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Tvorba puch\u00fd\u0159\u016f, odlupov\u00e1n\u00ed, koroze hran a te\u010den\u00ed koroze z r\u00fdhovan\u00e9ho materi\u00e1lu<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">V\u00fdsledek m\u016f\u017ee ovlivnit p\u0159ed\u00faprava, tlou\u0161\u0165ka filmu, vytvrzov\u00e1n\u00ed a to, zda je vzorek r\u00fdhov\u00e1n.<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Niklov\u00e9, chromov\u00e9 a dekorativn\u00ed v\u00edcevrstv\u00e9 povlaky<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">P\u00f3ry, lok\u00e1ln\u00ed koroze a ochrann\u00fd v\u00fdkon n\u00e1t\u011brov\u00e9ho syst\u00e9mu<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Vyberte NSS, AASS nebo CASS podle aktu\u00e1ln\u00edho n\u00e1t\u011brov\u00e9ho syst\u00e9mu<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Konverzn\u00ed n\u00e1t\u011bry a do\u010dasn\u00e9 ochrann\u00e9 n\u00e1t\u011bry<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Kontinuita povlaku, ut\u011bsn\u011bn\u00ed a relativn\u00ed odolnost proti korozi<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Metoda a krit\u00e9ria p\u0159ijet\u00ed mus\u00ed odpov\u00eddat p\u0159\u00edslu\u0161n\u00e9 specifikaci produktu.<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Hotov\u00e9 \u0159et\u011bzy, pru\u017einy, h\u00e1ky a spojovac\u00ed d\u00edly<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Slab\u00e1 m\u00edsta kolem slo\u017eit\u00fdch tvar\u016f, svar\u016f, hran a kontaktn\u00edch bod\u016f<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Ov\u011b\u0159te, zda test pou\u017e\u00edv\u00e1 panel nebo hotov\u00fd produkt, kter\u00fd odpov\u00edd\u00e1 specifikaci n\u00e1kupu.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Nap\u0159\u00edklad sva\u0159ovan\u00fd \u0159et\u011bz vy\u017eaduje pozornost v okol\u00ed svar\u016f a kontaktn\u00edch bod\u016f \u010dl\u00e1nk\u016f. U leh\u010d\u00edch bezsvarov\u00fdch v\u00fdrobk\u016f, jako jsou <a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/retez-s-dvojitou-smyckou\/\">\u0159et\u011bz s dvojitou smy\u010dkou<\/a>, <a href=\"https:\/\/tuohaihardware.com\/cs\/retez-s-jednou-smyckou\/\">\u0159et\u011bz s jednou smy\u010dkou<\/a>a <a href=\"https:\/\/tuohaihardware.com\/cs\/nesvarovany-retez\/zvedak-retez\/\">\u0159et\u011bz typu Jack<\/a>, p\u0159ekr\u00fdvaj\u00edc\u00ed se nebo dot\u00fdkaj\u00edc\u00ed se oblasti m\u016f\u017ee b\u00fdt obt\u00ed\u017en\u011bj\u0161\u00ed nan\u00e9st rovnom\u011brn\u00fd n\u00e1t\u011br.<\/p>\n<p><a href=\"https:\/\/tuohaihardware.com\/cs\/spiralova-pruzina\/tlacna-pruzina\/\">Tla\u010dn\u00e9 pru\u017einy<\/a>, S-h\u00e1\u010dky a dal\u0161\u00ed tvary dr\u00e1tu mohou tak\u00e9 vy\u017eadovat bli\u017e\u0161\u00ed kontrolu v okol\u00ed ohyb\u016f a konc\u016f. Tyto v\u00fdrobky by nem\u011bly m\u00edt jeden spole\u010dn\u00fd v\u00e1gn\u00ed po\u017eadavek na zkou\u0161ku. Vyberte reprezentativn\u00ed hotov\u00e9 vzorky na z\u00e1klad\u011b skute\u010dn\u00e9ho tvaru v\u00fdrobku.<\/p>\n<p>P\u0159i porovn\u00e1v\u00e1n\u00ed dvou povrchov\u00fdch \u00faprav ned\u00e1vejte vedle sebe jejich nejvy\u0161\u0161\u00ed hodnoty za hodinu v soln\u00e9 mlze, ani\u017e byste si ov\u011b\u0159ili podrobnosti. Nejprve porovnejte materi\u00e1l, tvar a konstrukci vzorku, p\u0159ed\u00fapravu, n\u00e1t\u011brov\u00fd syst\u00e9m, zku\u0161ebn\u00ed metodu a krit\u00e9ria selh\u00e1n\u00ed. Jinak mohou b\u00fdt hodnoty zav\u00e1d\u011bj\u00edc\u00ed.<\/p>\n<h2>Jak\u00e1 jsou omezen\u00ed testov\u00e1n\u00ed solnou mlhou?<\/h2>\n<p>Zkou\u0161ka solnou mlhou vyu\u017e\u00edv\u00e1 stabiln\u00ed podm\u00ednky, co\u017e je u\u017eite\u010dn\u00e9 pro porovn\u00e1v\u00e1n\u00ed vzork\u016f a kontrolu konzistence v\u00fdroby. Prost\u0159ed\u00ed komory je mnohem jednodu\u0161\u0161\u00ed ne\u017e skute\u010dn\u00e9 provozn\u00ed prost\u0159ed\u00ed, tak\u017ee zkou\u0161ka m\u00e1 tak\u00e9 d\u016fle\u017eit\u00e1 omezen\u00ed.<\/p>\n<ul>\n<li><strong>Hodiny nelze p\u0159\u00edmo p\u0159ev\u00e9st na \u017eivotnost.<\/strong> Re\u00e1ln\u00e9 prost\u0159ed\u00ed zahrnuje cykly mokro-sucho, vystaven\u00ed ultrafialov\u00e9mu z\u00e1\u0159en\u00ed, teplotn\u00ed zm\u011bny, zne\u010di\u0161\u0165uj\u00edc\u00ed l\u00e1tky, opot\u0159eben\u00ed a \u00fadr\u017ebu. Tradi\u010dn\u00ed test solnou mlhou nereprodukuje v\u0161echny tyto faktory.<\/li>\n<li><strong>Hodnoty hodin pro r\u016fzn\u00e9 materi\u00e1ly a povrchov\u00e9 \u00fapravy nemus\u00ed b\u00fdt srovnateln\u00e9.<\/strong> Pokud se li\u0161\u00ed substr\u00e1t, p\u0159ed\u00faprava, povlak nebo ochrann\u00fd mechanismus, m\u016f\u017ee m\u00edt stejn\u00e1 doba expozice r\u016fzn\u00fd v\u00fdznam.<\/li>\n<li><strong>Mal\u00fd vzorek nem\u016f\u017ee reprezentovat v\u0161echny produkty v d\u00e1vce.<\/strong> Vzorkov\u00e1n\u00ed v\u00e1m m\u016f\u017ee pomoci posoudit konzistenci v\u00fdroby a \u0161ar\u017e\u00ed, ale nem\u016f\u017ee prok\u00e1zat, \u017ee ka\u017ed\u00e1 polo\u017eka bude fungovat stejn\u011b.<\/li>\n<li><strong>Konstantn\u00ed soln\u00e1 mlha nemus\u00ed b\u00fdt nejvhodn\u011bj\u0161\u00ed simulac\u00ed.<\/strong> Pokud je v\u00fdrobek opakovan\u011b vystaven vlhk\u00fdm, such\u00fdm nebo teplotn\u011b prom\u011bnliv\u00fdm podm\u00ednk\u00e1m, m\u016f\u017ee b\u00fdt vhodn\u011bj\u0161\u00ed cyklick\u00e9 korozn\u00ed testov\u00e1n\u00ed nebo jin\u00e1 dopl\u0148kov\u00e1 metoda.<\/li>\n<\/ul>\n<p>Testov\u00e1n\u00ed solnou mlhou proto l\u00e9pe odpov\u00edd\u00e1 na ot\u00e1zku: \u201cJak si tento vzorek vedl za specifikovan\u00fdch podm\u00ednek?\u201d. Samotn\u00e9 testov\u00e1n\u00ed nem\u016f\u017ee odpov\u011bd\u011bt na ot\u00e1zku: \u201cKolik let tento produkt vydr\u017e\u00ed v provozu?\u201d.\u201d<\/p>\n<h2>Jak\u00e9 po\u017eadavky na zkou\u0161ku solnou mlhou byste m\u011bli specifikovat p\u0159i n\u00e1kupu?<\/h2>\n<p>Nemus\u00edte definovat ka\u017ed\u00fd detail provozu laborato\u0159e. Mus\u00edte stanovit jasnou metodu, vzorek a krit\u00e9ria p\u0159ijet\u00ed, aby dodavatel a laborato\u0159 pracovali podle stejn\u00fdch po\u017eadavk\u016f.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 24px 0;\">\n<thead>\n<tr>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Polo\u017eka k potvrzen\u00ed<\/th>\n<th style=\"background: #f1f3f5; border: 1px solid #d9d9d9; padding: 12px 14px; text-align: left; font-weight: bold; vertical-align: middle;\">Co je t\u0159eba specifikovat<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Standard a metoda<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">P\u0159\u00edslu\u0161n\u00e1 norma a NSS, AASS, CASS nebo jin\u00e1 specifikovan\u00e1 metoda<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Testovan\u00e1 polo\u017eka<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Standardn\u00ed panel, sou\u010d\u00e1stka nebo hotov\u00fd v\u00fdrobek odpov\u00eddaj\u00edc\u00ed specifikaci n\u00e1kupu<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Podm\u00ednka vzorku<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Substr\u00e1t, p\u0159ed\u00faprava, pokovov\u00e1n\u00ed nebo n\u00e1t\u011brov\u00fd syst\u00e9m a zda je nutn\u00e1 r\u00fdhovac\u00ed fr\u00e9za<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Doba vystaven\u00ed<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Celkov\u00e1 doba expozice a po\u017eadovan\u00e9 intervaly kontrol<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Definice selh\u00e1n\u00ed<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">P\u0159ijateln\u00e9 limity pro b\u00edlou korozi, \u010dervenou rez, puch\u00fd\u0159e, odlupov\u00e1n\u00ed nebo korozn\u00ed te\u010den\u00ed z r\u00fdhovan\u00e9ho povrchu<\/td>\n<\/tr>\n<tr style=\"background-color: #f7f7f7;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Rozsah akceptace<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #f7f7f7;\">Povolen\u00e1 korozn\u00ed oblast, hodnocen\u00ed nebo jin\u00e1 dohodnut\u00e1 metoda hodnocen\u00ed<\/td>\n<\/tr>\n<tr style=\"background-color: #ffffff;\">\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Po\u017eadavky na zpr\u00e1vu<\/td>\n<td style=\"border: 1px solid #d9d9d9; padding: 12px 14px; vertical-align: top; background-color: #ffffff;\">Popis vzorku, zku\u0161ebn\u00ed podm\u00ednky, z\u00e1znamy z inspekc\u00ed, fotografie a zda je vy\u017eadov\u00e1na zpr\u00e1va t\u0159et\u00ed strany<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Pokud nap\u00ed\u0161ete pouze \u201cvy\u017eaduje se testov\u00e1n\u00ed solnou mlhou\u201d, r\u016fzn\u00ed dodavatel\u00e9 mohou pou\u017e\u00edvat r\u016fzn\u00e9 metody. I kdy\u017e zpr\u00e1vy uv\u00e1d\u011bj\u00ed stejn\u00fd po\u010det hodin, v\u00fdsledky mohou poch\u00e1zet z r\u016fzn\u00fdch podm\u00ednek a nelze je p\u0159\u00edmo porovn\u00e1vat.<\/p>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky o testov\u00e1n\u00ed soln\u00e9 mlhy<\/h2>\n<h3>Existuje rozd\u00edl mezi testem soln\u00e9 mlhy a testem soln\u00e9 mlhy?<\/h3>\n<p>Obvykle ne. Testov\u00e1n\u00ed solnou mlhou a testov\u00e1n\u00ed solnou mlhou se obecn\u011b vztahuj\u00ed ke stejn\u00e9mu typu testu. Komora vytv\u00e1\u0159\u00ed rovnom\u011brnou solnou mlhu a udr\u017euje vzorky vystaven\u00e9 kontrolovan\u00fdm podm\u00ednk\u00e1m. Produkt se neoplachuje p\u0159\u00edm\u00fdm proudem slan\u00e9 vody.<\/p>\n<h3>Stanovuje norma ASTM B117, kolik hodin mus\u00ed b\u00fdt v\u00fdrobek testov\u00e1n?<\/h3>\n<p>Ne. Norma ASTM B117 vysv\u011btluje, jak vytvo\u0159it a udr\u017eovat prost\u0159ed\u00ed soln\u00e9 mlhy, ale nestanovuje jednotnou dobu trv\u00e1n\u00ed pro v\u00e1\u0161 produkt. Zda test prob\u00edh\u00e1 po dobu 48, 96, 240 hodin nebo d\u00e9le, z\u00e1vis\u00ed na specifikaci produktu, v\u00fdkresu nebo po\u017eadavc\u00edch na n\u00e1kup. Mus\u00edte tak\u00e9 definovat, jak\u00fd stav se pova\u017euje za selh\u00e1n\u00ed.<\/p>\n<h3>Lze vzorek po testu solnou mlhou st\u00e1le pou\u017e\u00edt?<\/h3>\n<p>Obvykle by se nem\u011bl pou\u017e\u00edvat jako prodejn\u00ed produkt. Neust\u00e1l\u00e9 vystaven\u00ed korozi m\u016f\u017ee ovlivnit jak povrchovou \u00fapravu, tak i podkladov\u00fd kov, a to i v p\u0159\u00edpad\u011b, \u017ee vzorek vykazuje jen mal\u00e9 viditeln\u00e9 zm\u011bny. P\u0159i pl\u00e1nov\u00e1n\u00ed mno\u017estv\u00ed k odesl\u00e1n\u00ed zach\u00e1zejte se zku\u0161ebn\u00edmi vzorky jako se spot\u0159ebn\u00edm materi\u00e1lem.<\/p>\n<h3>Kolik vzork\u016f je pot\u0159eba pro test soln\u00e9 mlhy?<\/h3>\n<p>Pro ka\u017ed\u00fd produkt neexistuje pevn\u00fd po\u010det. Mno\u017estv\u00ed by m\u011blo odpov\u00eddat specifikaci produktu, pl\u00e1nu odb\u011bru vzork\u016f, velikosti d\u00edlu a \u00fa\u010delu testu. P\u0159i porovn\u00e1v\u00e1n\u00ed materi\u00e1l\u016f, povrchov\u00fdch \u00faprav nebo v\u00fdrobn\u00edch \u0161ar\u017e\u00ed p\u0159ipravte reprezentativn\u00ed vzorky pro ka\u017edou mo\u017enost. Mno\u017estv\u00ed by m\u011blo b\u00fdt tak\u00e9 dostate\u010dn\u00e9 k prok\u00e1z\u00e1n\u00ed, zda je v\u00fdsledek konzistentn\u00ed.<\/p>\n<h3>Lze nerezovou ocel testovat v soln\u00e9 mlze?<\/h3>\n<p>Ano, ale v\u00fdsledek je nutn\u00e9 interpretovat pe\u010dliv\u011b. V\u00fdkon nerezov\u00e9 oceli m\u016f\u017ee b\u00fdt ovlivn\u011bn jakost\u00ed, tvarem sou\u010d\u00e1sti, \u0161t\u011brbinami, stavem povrchu a zku\u0161ebn\u00edmi podm\u00ednkami. Zkou\u0161ka v soln\u00e9 mlze m\u016f\u017ee porovnat vzorky nebo podpo\u0159it kontrolu kvality za stejn\u00fdch podm\u00ednek. Samotn\u00e1 zkou\u0161ka nem\u016f\u017ee dok\u00e1zat, \u017ee jedna jakost nerezov\u00e9 oceli je vhodn\u00e1 pro ka\u017ed\u00e9 provozn\u00ed prost\u0159ed\u00ed.<\/p>\n<h3>Kdy byste m\u011bli pou\u017e\u00edt cyklick\u00e9 korozn\u00ed testov\u00e1n\u00ed?<\/h3>\n<p>Cyklick\u00e9 korozn\u00ed testy mohou b\u00fdt reprezentativn\u011bj\u0161\u00ed, pokud bude v\u00fdrobek opakovan\u011b vystaven zm\u011bn\u00e1m p\u016fsoben\u00ed soli, vlhkosti, vysych\u00e1n\u00ed nebo teploty. Metodu vyberte podle provozn\u00edch podm\u00ednek, pravd\u011bpodobn\u00fdch probl\u00e9m\u016f s koroz\u00ed a p\u0159\u00edslu\u0161n\u00fdch specifikac\u00ed. Nevyb\u00edrejte test jen proto, \u017ee trv\u00e1 d\u00e9le nebo se jev\u00ed jako n\u00e1ro\u010dn\u011bj\u0161\u00ed.<\/p>\n<h2>Z\u00e1v\u011bre\u010dn\u00e9 my\u0161lenky<\/h2>\n<p>Zkou\u0161ky v soln\u00e9 mlze v\u00e1m mohou pomoci porovnat korozn\u00ed odolnost kov\u016f a povrchov\u00fdch \u00faprav, ale nemohou p\u0159\u00edmo p\u0159edpov\u011bd\u011bt, jak dlouho bude v\u00fdrobek trvat. P\u0159i kontrole v\u00fdsledku zkontrolujte metodu, vzorek a krit\u00e9ria p\u0159ijet\u00ed, m\u00edsto abyste se d\u00edvali pouze na hodinovou hodnotu. <a href=\"https:\/\/tuohaihardware.com\/cs\/\">Tuohai<\/a> M\u016f\u017eeme zajistit r\u016fzn\u00e9 zkou\u0161ky solnou mlhou pro \u0159et\u011bzy, pru\u017einy, h\u00e1ky a dal\u0161\u00ed v\u00fdrobky z dr\u00e1tu dle va\u0161ich po\u017eadavk\u016f a poskytnout dohodnut\u00fd protokol o zkou\u0161ce. Pokud si nejste jisti, kterou metodu nebo krit\u00e9ria p\u0159ijet\u00ed specifikovat, <a href=\"https:\/\/tuohaihardware.com\/cs\/kontaktujte-nas\/\">kontaktujte n\u00e1s<\/a> p\u0159ezkoumat po\u017eadavky.<\/p>\n<p>Pro souvisej\u00edc\u00ed podrobnosti o produktech a praktick\u00e9 srovn\u00e1n\u00ed si m\u016f\u017eete tak\u00e9 p\u0159e\u010d\u00edst o <a href=\"https:\/\/tuohaihardware.com\/cs\/ocelovy-retez\/bezpecnostni-retez\/\">Bezpe\u010dnostn\u00ed \u0159et\u011bz<\/a> a <a href=\"https:\/\/tuohaihardware.com\/cs\/co-jsou-metody-tahovych-zkousek-vysledky-a-hardwarove-aplikace\/\">Co je to tahov\u00e9 testov\u00e1n\u00ed? Metody, v\u00fdsledky a hardwarov\u00e9 aplikace<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>When you source chains, springs, hooks, or other metal hardware, a supplier may tell you that a plated or coated product can pass 96, 240, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":19053,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-19050","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What Is Salt Spray Testing? Methods, Standards and Results - Tuohai Hardware<\/title>\n<meta name=\"description\" content=\"Understand salt spray testing, common methods and how to read results. Learn what test hours and corrosion criteria mean when buying metal hardware.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/tuohaihardware.com\/cs\/co-jsou-to-normy-a-vysledky-metod-testovani-solnou-mlhou\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What Is Salt Spray Testing? Methods, Standards and Results - Tuohai Hardware\" \/>\n<meta property=\"og:description\" content=\"Understand salt spray testing, common methods and how to read results. 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