{"id":16216,"date":"2025-09-01T09:56:07","date_gmt":"2025-09-01T01:56:07","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=16216"},"modified":"2025-09-01T09:56:07","modified_gmt":"2025-09-01T01:56:07","slug":"mi-a-rozsdamentes-acel-olvadaspontja","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/hu\/what-is-the-melting-point-of-stainless-steel\/","title":{"rendered":"Mennyi a rozsdamentes ac\u00e9l olvad\u00e1spontja?"},"content":{"rendered":"<p><figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/auto_1-5.webp\" alt=\"A SinoExtrud aut\u00f3ipari extrud\u00e1lt term\u00e9k\u00e9nek k\u00e9pe\"><figcaption>Aut\u00f3ipari extrud\u00e1l\u00e1s term\u00e9k a SinoExtrud \u00e1ltal<\/figcaption><\/figure>\n<\/p>\n<p>A rozsdamentes ac\u00e9l kem\u00e9nynek t\u0171nik - \u00e9s az is. De m\u00e9g a leger\u0151sebb anyagoknak is vannak hat\u00e1raik, \u00e9s a rozsdamentes ac\u00e9l eset\u00e9ben az egyik ilyen hat\u00e1r a h\u0151.<\/p>\n<p><strong>A rozsdamentes ac\u00e9l olvad\u00e1spontja a min\u0151s\u00e9gt\u0151l \u00e9s a k\u00e9miai \u00f6sszet\u00e9telt\u0151l f\u00fcgg\u0151en 1 375 \u00b0C \u00e9s 1 530 \u00b0C k\u00f6z\u00f6tt mozog.<\/strong><\/p>\n<p>Ez nem egyetlen sz\u00e1m, hanem egy tartom\u00e1ny. Mi\u00e9rt? Mert a rozsdamentes ac\u00e9l nem csak egy f\u00e9m, hanem egy \u00f6tv\u00f6zet. A nikkel, kr\u00f3m, molibd\u00e9n \u00e9s m\u00e1s elemek jelenl\u00e9te megv\u00e1ltoztatja a nikkel viselked\u00e9s\u00e9t sz\u00e9ls\u0151s\u00e9ges h\u0151m\u00e9rs\u00e9kleten.<\/p>\n<p>Ha a gy\u00e1rt\u00e1sban, az \u00e9p\u00edt\u0151iparban, a f\u00e9mform\u00e1l\u00e1sban vagy a magas h\u0151fok\u00fa k\u00f6rnyezetben dolgozik, akkor ennek az olvad\u00e1si tartom\u00e1nynak a meg\u00e9rt\u00e9se nem opcion\u00e1lis, hanem elengedhetetlen.<\/p>\n<h2>Mi befoly\u00e1solja a rozsdamentes ac\u00e9l olvad\u00e1spontj\u00e1t?<\/h2>\n<p><figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/auto_2-5.webp\" alt=\"Nagy teljes\u00edtm\u00e9ny\u0171 automatikus extruder ipari felhaszn\u00e1l\u00e1sra\"><figcaption>Auto Extruder 2.5 - ipari min\u0151s\u00e9g\u0171 berendez\u00e9sek a SinoExtrudt\u00f3l<\/figcaption><\/figure>\n<\/p>\n<p>Amikor el\u0151sz\u00f6r kezdtem el foglalkozni a rozsdamentes ac\u00e9l feldolgoz\u00e1s\u00e1val, azt felt\u00e9teleztem, hogy az olvad\u00e1spont egy fix sz\u00e1m. Kider\u00fclt, hogy ez egy cs\u00fasz\u00f3 sk\u00e1la - \u00e9s az okok, hogy mi\u00e9rt, el\u00e9g \u00e9rdekesek.<\/p>\n<p><strong>A rozsdamentes ac\u00e9l olvad\u00e1spontj\u00e1t befoly\u00e1solj\u00e1k az \u00f6tv\u00f6z\u0151elemek, a szemcseszerkezet, a sz\u00e9ntartalom, a szennyez\u0151d\u00e9sek \u00e9s a krist\u00e1lyszerkezet.<\/strong><\/p>\n<h3>1. \u00d6tv\u00f6z\u0151elemek<\/h3>\n<p>A legnagyobb befoly\u00e1sol\u00f3 t\u00e9nyez\u0151 a k\u00e9mia. \u00cdme n\u00e9h\u00e1ny kulcsszerepl\u0151:<\/p>\n<ul>\n<li><strong>Nikkel<\/strong>: Cs\u00f6kkenti az olvad\u00e1spontot.<\/li>\n<li><strong>Kr\u00f3m<\/strong>: N\u00f6veli a korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1got \u00e9s kiss\u00e9 megemeli az olvad\u00e1spontot.<\/li>\n<li><strong>Molibd\u00e9n<\/strong>: Er\u0151s\u00edti \u00e9s megemeli az olvad\u00e1spontot.<\/li>\n<li><strong>Sz\u00e9n<\/strong>: Kis mennyis\u00e9gben n\u00f6velheti a szil\u00e1rds\u00e1got, de a t\u00fal sok cs\u00f6kkentheti az olvad\u00e1spontot.<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>Elem<\/th>\n<th>\u00c1ltal\u00e1nos hat\u00e1s az olvad\u00e1spontra<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nikkel (Ni)<\/td>\n<td>Cs\u00f6kkenti a<\/td>\n<\/tr>\n<tr>\n<td>Kr\u00f3m (Cr)<\/td>\n<td>Enyh\u00e9n megemeli<\/td>\n<\/tr>\n<tr>\n<td>Molibd\u00e9n (Mo)<\/td>\n<td>Emeli a  c\u00edmet.<\/td>\n<\/tr>\n<tr>\n<td>Sz\u00e9n (C)<\/td>\n<td>V\u00e1ltoz\u00f3 (n\u00f6vekedhet vagy cs\u00f6kkenhet)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>2. Mikroszerkezet \u00e9s szemcsehat\u00e1rok<\/h3>\n<p>A kisebb szemcs\u00e9k n\u00f6velhetik a szemcsehat\u00e1rok sz\u00e1m\u00e1t, ami kiss\u00e9 cs\u00f6kkenti az \u00e1ltal\u00e1nos olvad\u00e1si h\u0151m\u00e9rs\u00e9kletet. Ez nem okoz drasztikus v\u00e1ltoz\u00e1st, de a prec\u00edzi\u00f3s gy\u00e1rt\u00e1sn\u00e1l minden fok sz\u00e1m\u00edt.<\/p>\n<h3>3. Krist\u00e1lyszerkezet<\/h3>\n<p>H\u00e1rom f\u0151 t\u00edpus l\u00e9tezik:<\/p>\n<ul>\n<li><strong>ausztenites (FCC)<\/strong>: Alacsonyabb olvad\u00e1spont, k\u00e9pl\u00e9kenyebb.<\/li>\n<li><strong>Ferritikus (BCC)<\/strong>: Magasabb olvad\u00e1spont, kev\u00e9sb\u00e9 k\u00e9pl\u00e9keny.<\/li>\n<li><strong>Martenzites (BCT)<\/strong>: Kem\u00e9nyebb, v\u00e1ltoz\u00f3 olvad\u00e1spontokkal.<\/li>\n<\/ul>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>Az olyan \u00f6tv\u00f6z\u0151elemek, mint a nikkel \u00e9s a sz\u00e9n, befoly\u00e1solhatj\u00e1k a rozsdamentes ac\u00e9l olvad\u00e1spontj\u00e1t.<\/b><span class='claim-true-or-false'>Igaz<\/span><\/p><p class='claim-explanation'>A nikkel cs\u00f6kkenti az olvad\u00e1spontot, m\u00edg a sz\u00e9n a koncentr\u00e1ci\u00f3t\u00f3l f\u00fcgg\u0151en emelheti vagy cs\u00f6kkentheti azt.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>A rozsdamentes ac\u00e9l \u00f6sszet\u00e9tel\u00e9t\u0151l f\u00fcggetlen\u00fcl mindig meghat\u00e1rozott h\u0151m\u00e9rs\u00e9kleten olvad.<\/b><span class='claim-true-or-false'>Hamis<\/span><\/p><p class='claim-explanation'>Az olvad\u00e1spont a min\u0151s\u00e9g \u00e9s az \u00f6tv\u00f6zetelemek f\u00fcggv\u00e9ny\u00e9ben v\u00e1ltozik.<\/p><\/div><\/p>\n<h2>Hogyan m\u00e9rik a rozsdamentes ac\u00e9l olvad\u00e1spontj\u00e1t?<\/h2>\n<p><figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/auto_3-5.webp\" alt=\"Aut\u00f3ipari alkatr\u00e9sz a SinoExtrudt\u00f3l\"><figcaption>Kiv\u00e1l\u00f3 min\u0151s\u00e9g\u0171 aut\u00f3ipari alkatr\u00e9sz<\/figcaption><\/figure>\n<\/p>\n<p>Nem lehet csak \u00fagy t\u0171zbe dobni a rozsdamentes ac\u00e9lt, \u00e9s kital\u00e1lni, hogy mikor olvad meg. Ipari \u00e9s laborat\u00f3riumi k\u00f6rnyezetben ellen\u0151rz\u00f6tt, megism\u00e9telhet\u0151 m\u00f3dszereket alkalmazunk.<\/p>\n<p><strong>A rozsdamentes ac\u00e9l olvad\u00e1spontj\u00e1t olyan h\u0151elemz\u00e9si m\u00f3dszerekkel m\u00e9rik, mint a differenci\u00e1l h\u0151elemz\u00e9s (DTA), a differenci\u00e1l p\u00e1szt\u00e1z\u00f3 kalorimetria (DSC) \u00e9s a termomechanikai elemz\u00e9s (TMA).<\/strong><\/p>\n<h3>Alkalmazott m\u00f3dszerek:<\/h3>\n<h4>1. <strong>Differenci\u00e1lis p\u00e1szt\u00e1z\u00f3 kalorimetria (DSC)<\/strong><\/h4>\n<ul>\n<li>A mint\u00e1ba vagy a mint\u00e1b\u00f3l t\u00f6rt\u00e9n\u0151 h\u0151\u00e1raml\u00e1st m\u00e9ri.<\/li>\n<li>Azonos\u00edtja a pontos h\u0151m\u00e9rs\u00e9kleti tartom\u00e1nyt, ahol az olvad\u00e1s kezd\u0151dik \u00e9s v\u00e9get \u00e9r.<\/li>\n<\/ul>\n<h4>2. <strong>Termomechanikai elemz\u00e9s (TMA)<\/strong><\/h4>\n<ul>\n<li>Nyomon k\u00f6veti a m\u00e9retv\u00e1ltoz\u00e1sokat a h\u0151m\u00e9rs\u00e9klet f\u00fcggv\u00e9ny\u00e9ben.<\/li>\n<li>Seg\u00edt felismerni a l\u00e1gyul\u00e1si vagy deform\u00e1ci\u00f3s pontokat az olvad\u00e1s el\u0151tt.<\/li>\n<\/ul>\n<h4>3. <strong>Pirom\u00e9terek<\/strong><\/h4>\n<ul>\n<li>Magas h\u0151m\u00e9rs\u00e9klet\u0171 kemenc\u00e9kben haszn\u00e1latos.<\/li>\n<li>\u00c9rint\u00e9smentes infrav\u00f6r\u00f6s eszk\u00f6z\u00f6k, amelyek nyomon k\u00f6vetik a felsz\u00edni h\u0151m\u00e9rs\u00e9kletet a felmeleged\u00e9s sor\u00e1n.<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>M\u00f3dszer<\/th>\n<th>Le\u00edr\u00e1s<\/th>\n<th>Pontoss\u00e1g<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>DSC<\/td>\n<td>H\u0151\u00e1ram m\u00e9r\u00e9se<\/td>\n<td>Magas<\/td>\n<\/tr>\n<tr>\n<td>TMA<\/td>\n<td>M\u00e9retv\u00e1ltoz\u00e1sok nyomon k\u00f6vet\u00e9se<\/td>\n<td>M\u00e9rs\u00e9kelt<\/td>\n<\/tr>\n<tr>\n<td>Pirom\u00e9ter<\/td>\n<td>Optikai fel\u00fcleti h\u0151m\u00e9rs\u00e9klet<\/td>\n<td>J\u00f3 ipari felhaszn\u00e1l\u00e1sra<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>A val\u00f3s alkalmaz\u00e1sokban, mint p\u00e9ld\u00e1ul a hegeszt\u00e9s vagy az \u00f6nt\u00e9s, a m\u00e9rn\u00f6k\u00f6k ezeket a laborat\u00f3riumi m\u00e9r\u00e9seket haszn\u00e1lj\u00e1k a f\u0171t\u00e9si \u00e9s h\u0171t\u00e9si sebess\u00e9gek szab\u00e1lyoz\u00e1s\u00e1hoz, k\u00fcl\u00f6n\u00f6sen a speci\u00e1lis rozsdamentes min\u0151s\u00e9gek eset\u00e9ben.<\/p>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>A differenci\u00e1l p\u00e1szt\u00e1z\u00f3 kalorimetria a rozsdamentes ac\u00e9l olvad\u00e1spontj\u00e1nak m\u00e9r\u00e9s\u00e9re haszn\u00e1lt m\u00f3dszer.<\/b><span class='claim-true-or-false'>Igaz<\/span><\/p><p class='claim-explanation'>A DSC a h\u0151\u00e1raml\u00e1st m\u00e9ri az olvad\u00e1s kezdet\u00e9nek \u00e9s befejez\u00e9s\u00e9nek \u00e9szlel\u00e9s\u00e9re.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>A rozsdamentes ac\u00e9l olvad\u00e1spontja a hev\u00edt\u00e9s k\u00f6zbeni szemrev\u00e9telez\u00e9ssel m\u00e9rhet\u0151.<\/b><span class='claim-true-or-false'>Hamis<\/span><\/p><p class='claim-explanation'>A f\u00e9nyvisszaver\u0151 fel\u00fcletek \u00e9s a fokozatos f\u00e1zisv\u00e1lt\u00e1s miatt a vizu\u00e1lis ellen\u0151rz\u00e9s nem megb\u00edzhat\u00f3.<\/p><\/div><\/p>\n<h2>Mi\u00e9rt befoly\u00e1solja az olvad\u00e1sh\u0151m\u00e9rs\u00e9kletet az oszt\u00e1lyoz\u00e1s?<\/h2>\n<p><figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/auto_4-4.webp\" alt=\"Automatikus extrud\u00e1l\u00f3 g\u00e9p ipari felhaszn\u00e1l\u00e1sra\"><figcaption>Nagy hat\u00e9konys\u00e1g\u00fa automatikus extrud\u00e1l\u00f3 g\u00e9p<\/figcaption><\/figure>\n<\/p>\n<p>Amikor valaki megk\u00e9rdezi t\u0151lem, hogy mi\u00e9rt olvadnak el a k\u00fcl\u00f6nb\u00f6z\u0151 fajt\u00e1k k\u00fcl\u00f6nb\u00f6z\u0151 h\u0151m\u00e9rs\u00e9kleten, azt mondom neki: minden a receptben van. Minden egyes min\u0151s\u00e9g a f\u00e9mek egyedi kever\u00e9ke.<\/p>\n<p><strong>A min\u0151s\u00e9g befoly\u00e1solja az olvad\u00e1si h\u0151m\u00e9rs\u00e9kletet, mivel a k\u00fcl\u00f6nb\u00f6z\u0151 rozsdamentes ac\u00e9lfajt\u00e1k k\u00fcl\u00f6nb\u00f6z\u0151 ar\u00e1nyban tartalmaznak olyan elemeket, mint a nikkel, a kr\u00f3m \u00e9s a sz\u00e9n.<\/strong><\/p>\n<p>N\u00e9zz\u00fcnk meg n\u00e9h\u00e1ny gyakori fokozatot:<\/p>\n<table>\n<thead>\n<tr>\n<th>Rozsdamentes ac\u00e9l fokozat<\/th>\n<th>Olvad\u00e1si tartom\u00e1ny (\u00b0C)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>304<\/td>\n<td>1,400-1,450<\/td>\n<\/tr>\n<tr>\n<td>316<\/td>\n<td>1,375-1,400<\/td>\n<\/tr>\n<tr>\n<td>430 (ferritikus)<\/td>\n<td>1,425-1,510<\/td>\n<\/tr>\n<tr>\n<td>410 (martenzites)<\/td>\n<td>1,480-1,530<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Mi v\u00e1ltozik az \u00e9vfolyamok k\u00f6z\u00f6tt?<\/h3>\n<h4>- <strong>304 vs. 316<\/strong><\/h4>\n<p>A 316 t\u00f6bb nikkelt \u00e9s molibd\u00e9nt tartalmaz, amelyek mindkett\u0151 kiss\u00e9 cs\u00f6kkenti az olvad\u00e1spontot.<\/p>\n<h4>- <strong>Ferrites oszt\u00e1lyok (pl. 430)<\/strong><\/h4>\n<p>Ezek kevesebb nikkelt \u00e9s t\u00f6bb kr\u00f3mot tartalmaznak, ami megemeli az olvad\u00e1spontot.<\/p>\n<h4>- <strong>Martenzites fokozatok (pl. 410, 420)<\/strong><\/h4>\n<p>A magasabb sz\u00e9ntartalom n\u00f6veli a kem\u00e9nys\u00e9get, de az olvad\u00e1si tartom\u00e1nyt kiss\u00e9 magasabbra \u00e9s v\u00e1ltoz\u00e9konyabbra teheti.<\/p>\n<p>Ez kritikus fontoss\u00e1g\u00fa az olyan ipar\u00e1gakban, mint a rep\u00fcl\u0151g\u00e9pipar, az \u00e9lelmiszer-feldolgoz\u00e1s \u00e9s az energiaipar, ahol a nem megfelel\u0151 min\u0151s\u00e9g\u0171 anyag haszn\u00e1lata nagy h\u0151 hat\u00e1s\u00e1ra id\u0151 el\u0151tti meghib\u00e1sod\u00e1shoz vezethet.<\/p>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>A 304 rozsdamentes ac\u00e9l magasabb h\u0151m\u00e9rs\u00e9klet-tartom\u00e1nyban olvad, mint a 316 rozsdamentes ac\u00e9l.<\/b><span class='claim-true-or-false'>Igaz<\/span><\/p><p class='claim-explanation'>A 304-ben valamivel kevesebb nikkel \u00e9s molibd\u00e9n van, ami jellemz\u0151en cs\u00f6kkenti a 316 olvad\u00e1spontj\u00e1t.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>Minden rozsdamentes ac\u00e9lfajta olvad\u00e1si h\u0151m\u00e9rs\u00e9klete azonos.<\/b><span class='claim-true-or-false'>Hamis<\/span><\/p><p class='claim-explanation'>Minden egyes min\u0151s\u00e9gnek egyedi \u00f6tv\u00f6zet-\u00f6sszet\u00e9tele van, ami befoly\u00e1solja az olvad\u00e1si tartom\u00e1nyt.<\/p><\/div><\/p>\n<h2>A rozsdamentes ac\u00e9l \u00f6sszet\u00e9tele megv\u00e1ltoztathatja az olvad\u00e1spontot?<\/h2>\n<p><figure><img decoding=\"async\" src=\"https:\/\/sinoextrud.com\/wp-content\/uploads\/auto_5-3.webp\" alt=\"Automatikus extrud\u00e1l\u00f3 berendez\u00e9sek - SinoExtrud\"><figcaption>Automatikus extrud\u00e1l\u00f3 berendez\u00e9s<\/figcaption><\/figure>\n<\/p>\n<p>Ezt a k\u00e9rd\u00e9st az egyedi \u00f6tv\u00f6zeteket fejleszt\u0151 \u00fcgyfelekt\u0151l hallom. \"Ha m\u00f3dos\u00edtjuk a k\u00e9pletet, m\u00e1sk\u00e9pp fog megolvadni?\" A r\u00f6vid v\u00e1lasz? Igen, felt\u00e9tlen\u00fcl.<\/p>\n<p><strong>Igen, a rozsdamentes ac\u00e9l \u00f6sszet\u00e9tel\u00e9nek megv\u00e1ltoztat\u00e1sa megv\u00e1ltoztatja az olvad\u00e1spontj\u00e1t. M\u00e9g az \u00f6tv\u00f6z\u0151elemek kis m\u00f3dos\u00edt\u00e1sai is eltolhatj\u00e1k az olvad\u00e1si tartom\u00e1nyt.<\/strong><\/p>\n<h3>K\u00f6z\u00f6s \u00f6sszet\u00e9tel-kiigaz\u00edt\u00e1sok:<\/h3>\n<h4>1. <strong>Add More Nickel<\/strong><\/h4>\n<ul>\n<li>Jav\u00edtja a k\u00e9pl\u00e9kenys\u00e9get.<\/li>\n<li>Cs\u00f6kkenti az olvad\u00e1spontot.<\/li>\n<\/ul>\n<h4>2. <strong>N\u00f6velje a kr\u00f3mot<\/strong><\/h4>\n<ul>\n<li>Fokozza a korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1got.<\/li>\n<li>Enyh\u00e9n megemeli az olvad\u00e1spontot.<\/li>\n<\/ul>\n<h4>3. <strong>Bevezetni a molibd\u00e9nt<\/strong><\/h4>\n<ul>\n<li>Jav\u00edtja a h\u0151\u00e1ll\u00f3s\u00e1got \u00e9s a szil\u00e1rds\u00e1got.<\/li>\n<li>Megemeli az olvad\u00e1spontot.<\/li>\n<\/ul>\n<h4>4. <strong>\u00c1ll\u00edtsa be a sz\u00e9n-dioxidot<\/strong><\/h4>\n<ul>\n<li>N\u00f6veli a kem\u00e9nys\u00e9get, de a felesleges sz\u00e9n ridegs\u00e9get \u00e9s alacsonyabb olvad\u00e1si h\u0151m\u00e9rs\u00e9kletet okozhat, ha nem stabiliz\u00e1lj\u00e1k.<\/li>\n<\/ul>\n<table>\n<thead>\n<tr>\n<th>\u00d6sszet\u00e9tel v\u00e1ltoz\u00e1s<\/th>\n<th>Az olvad\u00e1spontra gyakorolt hat\u00e1s<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>+ Nikkel<\/td>\n<td>Cs\u00f6kkenti a<\/td>\n<\/tr>\n<tr>\n<td>+ Kr\u00f3m<\/td>\n<td>Enyh\u00e9n n\u00f6vekszik<\/td>\n<\/tr>\n<tr>\n<td>+ Molibd\u00e9n<\/td>\n<td>N\u00f6veli a<\/td>\n<\/tr>\n<tr>\n<td>+ Sz\u00e9n (m\u00e9rs\u00e9kelt)<\/td>\n<td>V\u00e1ltoz\u00f3, \u00e1ltal\u00e1ban n\u00f6vekszik<\/td>\n<\/tr>\n<tr>\n<td>+ Tit\u00e1nium \/ ni\u00f3bium<\/td>\n<td>Stabiliz\u00e1lja a karbidokat, n\u00f6veli<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>M\u00e9g az olyan nyomelemek, mint a k\u00e9n vagy a foszfor is befoly\u00e1solhatj\u00e1k az olvad\u00e1si viselked\u00e9st. Ez\u00e9rt a rozsdamentes ac\u00e9l gy\u00e1rt\u00e1sa mindig szigor\u00fa min\u0151s\u00e9gellen\u0151rz\u00e9ssel \u00e9s k\u00e9miai tan\u00fas\u00edt\u00e1ssal j\u00e1r.<\/p>\n<p><div class=\"claim claim-true\" style=\"background-color: #e6f3e6; border-color: #e6f3e6; color: #2e8b57;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m9 12 2 2 4-4\"\/><\/svg> <b>A rozsdamentes ac\u00e9l nikkeltartalm\u00e1nak be\u00e1ll\u00edt\u00e1sa befoly\u00e1solja az olvad\u00e1si tartom\u00e1nyt.<\/b><span class='claim-true-or-false'>Igaz<\/span><\/p><p class='claim-explanation'>A nikkeltartalom k\u00f6zvetlen\u00fcl befoly\u00e1solja az olvad\u00e1si viselked\u00e9st az olvad\u00e1spont cs\u00f6kkent\u00e9s\u00e9vel.<\/p><\/div><br \/>\n<div class=\"claim claim-false\" style=\"background-color: #f8e6e6; border-color: #f8e6e6; color: #dc143c;\"><p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"transparent\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><path d=\"M20 13c0 5-3.5 7.5-7.66 8.95a1 1 0 0 1-.67-.01C7.5 20.5 4 18 4 13V6a1 1 0 0 1 1-1c2 0 4.5-1.2 6.24-2.72a1.17 1.17 0 0 1 1.52 0C14.51 3.81 17 5 19 5a1 1 0 0 1 1 1z\"\/><path d=\"m14.5 9.5-5 5\"\/><path d=\"m9.5 9.5 5 5\"\/><\/svg> <b>A rozsdamentes ac\u00e9l \u00f6sszet\u00e9tele nincs hat\u00e1ssal az olvad\u00e1si viselked\u00e9s\u00e9re.<\/b><span class='claim-true-or-false'>Hamis<\/span><\/p><p class='claim-explanation'>Az \u00f6sszet\u00e9tel v\u00e1ltoz\u00e1sai k\u00f6zvetlen\u00fcl befoly\u00e1solj\u00e1k az olvad\u00e1spontot \u00e9s a h\u0151m\u00e9rs\u00e9kleti teljes\u00edtm\u00e9nyt.<\/p><\/div><\/p>\n<h2>K\u00f6vetkeztet\u00e9s<\/h2>\n<p>Az olvad\u00e1spont nem csak egy technikai adat - az anyag teljes\u00edtm\u00e9ny\u00e9nek kritikus t\u00e9nyez\u0151je. A rozsdamentes ac\u00e9l eset\u00e9ben az olvad\u00e1spont-tartom\u00e1ny teljes m\u00e9rt\u00e9kben a min\u0151s\u00e9gt\u0151l \u00e9s az \u00f6sszet\u00e9telt\u0151l f\u00fcgg. Ak\u00e1r magas h\u0151m\u00e9rs\u00e9klet\u0171 felhaszn\u00e1l\u00e1sra, \u00f6nt\u00e9shez vagy hegeszt\u00e9shez v\u00e1laszt egy fajt\u00e1t, ennek az olvad\u00e1si viselked\u00e9snek a meg\u00e9rt\u00e9se seg\u00edt elker\u00fclni a k\u00f6lts\u00e9ges hib\u00e1kat, \u00e9s biztos\u00edtja a tart\u00f3s szerkezeti teljes\u00edtm\u00e9nyt.<\/p>","protected":false},"excerpt":{"rendered":"<p>Automotive Extrusion Product by SinoExtrud Stainless steel looks tough\u2014and it is. But even the strongest materials have their limits, and for stainless steel, one of those limits is heat. The melting point of stainless steel ranges from 1,375\u202f\u00b0C to 1,530\u202f\u00b0C (2,507\u202f\u00b0F to 2,786\u202f\u00b0F), depending on the grade and its chemical composition. That\u2019s not a single [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":16208,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-16216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/posts\/16216","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/comments?post=16216"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/posts\/16216\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/media\/16208"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/media?parent=16216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/categories?post=16216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/hu\/wp-json\/wp\/v2\/tags?post=16216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}