End\u00fcstriyel paslanmaz \u00e7elikle kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda t\u0131bbi paslanmaz \u00e7eli\u011fin, metal iyon \u00e7\u00f6z\u00fcnmesini azaltma ve tanecikler aras\u0131 korozyon ve stres korozyonu gibi yerel korozyonu \u00f6nleme ana \u00f6zellikleri nedeniyle kimyasal bile\u015fim konusunda daha kat\u0131 gereksinimleri vard\u0131r. Ni ve Cr gibi ala\u015f\u0131m elementlerinin i\u00e7eri\u011fi s\u0131radan paslanmaz \u00e7eli\u011finkinden daha y\u00fcksektir (genellikle s\u0131radan paslanmaz \u00e7eli\u011fin \u00fcst s\u0131n\u0131r\u0131), S ve P gibi safs\u0131zl\u0131k elementlerinin i\u00e7eri\u011fi ise s\u0131radan paslanmaz \u00e7eli\u011finkinden daha d\u00fc\u015f\u00fckt\u00fcr. Y\u0131llard\u0131r t\u0131bbi paslanmaz \u00e7elik, \u00f6zellikle kritik bak\u0131m ve cerrahi durumlarda cerrahi uygulamalarda tercih edilen malzeme olmu\u015ftur. Ni ve Cr elementi, ortopedik implantlar, a\u011f\u0131z bo\u015flu\u011fu ve t\u0131bbi cihazlar\u0131n gerekli oldu\u011fu ama\u00e7lar i\u00e7in kullan\u0131lmas\u0131na olanak tan\u0131yan daha y\u00fcksek korozyon direncine sahiptir. Bir t\u00fcr Ni-Cr ala\u015f\u0131m\u0131 olan paslanmaz \u00e7elik, genel kalite paslanmaz \u00e7elikle kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda \u00e7e\u015fitli avantajlar sunar. Cerrahi aletlerde kullan\u0131lan t\u0131bbi paslanmaz \u00e7elikte kullan\u0131lan ala\u015f\u0131m t\u00fcr\u00fc, aletin korozyona kar\u015f\u0131 diren\u00e7 g\u00f6sterme ve i\u00e7 hata ve bo\u015fluklardan uzak kalma yetene\u011fi a\u00e7\u0131s\u0131ndan \u00e7ok \u00f6nemlidir.<\/p>\n
Bir\u00e7ok paslanmaz \u00e7elik t\u0131bbi ama\u00e7lar i\u00e7in kullan\u0131labilir; bunlar\u0131n en yayg\u0131n olan\u0131 \u201ccerrahi \u00e7elik\u201d olarak bilinen Ostenitik 316 (AISI 316L)'dir. AISI 301, t\u0131bbi yaylar\u0131n \u00fcretiminde en yayg\u0131n kullan\u0131lan metaldir. T\u0131bbi kullan\u0131m i\u00e7in yayg\u0131n olarak kullan\u0131lan di\u011fer paslanmaz \u00e7elikler aras\u0131nda 420, 440 ve 17-4PH bulunur. Bu Martensitik paslanmaz \u00e7elikler, \u00d6stenitik paslanmaz \u00e7elikler 316 kadar korozyona dayan\u0131kl\u0131 de\u011fildir ancak daha y\u00fcksek sertli\u011fe sahiptirler. Bu nedenle Martensitik paslanmaz \u00e7elik tesisleri kesici tak\u0131mlar veya di\u011fer implant d\u0131\u015f\u0131 cihazlar i\u00e7in kullan\u0131l\u0131r. So\u011fuk i\u015flerde esneklik kazan\u0131r ancak korozyon direncini kaybeder. T\u0131bbi paslanmaz \u00e7elik, e\u015fsiz dayan\u0131kl\u0131l\u0131\u011f\u0131, \u0131s\u0131l i\u015flem direnci, cerrahi i\u015flevselli\u011fi ve korozyon direnci nedeniyle yayg\u0131n bir pop\u00fclerlik kazanm\u0131\u015ft\u0131r. Hastane oturma \u00e7er\u00e7eveleri, be\u015fikler, u\u00e7 plakalar\u0131, cerrahi eldivenler, serum ask\u0131lar\u0131 ve z\u0131mbalar dahil olmak \u00fczere \u00e7e\u015fitli uygulamalarda kullan\u0131l\u0131r. A\u015f\u0131r\u0131 dayan\u0131kl\u0131l\u0131\u011f\u0131 ve \u00f6zel uygulamalarda kullan\u0131lmas\u0131 ihtiyac\u0131 nedeniyle, bu paslanmaz \u00e7elik s\u0131n\u0131f\u0131n\u0131 kullanan \u00fcreticilerin kalite kontrol ve \u00fcretim spesifikasyonlar\u0131na \u00e7ok dikkat etmesi zorunludur. Cerrahi aletlerin \u00fcretiminde kullan\u0131lan en pop\u00fcler t\u0131bbi paslanmaz \u00e7elik 304<\/a> ve 316. Ancak en iyi ala\u015f\u0131mlar, 316L ve 317L \u00e7elik gibi daha d\u00fc\u015f\u00fck karbon i\u00e7eri\u011fine ve Mo ilavesine sahiptir.<\/p>\n 304 paslanmaz \u00e7elik yani 18-8 paslanmaz \u00e7elik, 304 serisi paslanmaz \u00e7elik de daha d\u00fc\u015f\u00fck karbon i\u00e7erir 304L<\/a>, 304H \u0131s\u0131ya dayan\u0131kl\u0131 ama\u00e7lar i\u00e7in, bir soru var, 304 paslanmaz \u00e7elik t\u0131bbi ama\u00e7lar i\u00e7in kullan\u0131labilir mi? 1926,18% CR-8% Ni paslanmaz \u00e7elikte (AISI304<\/a>) ilk \u00f6nce ortopedik implant malzemesi olarak, daha sonra stomatolojide kullan\u0131ld\u0131. 1952 y\u0131l\u0131na kadar 2%Mo i\u00e7eren AISI 316 paslanmaz \u00e7elik klinikte kullan\u0131lmad\u0131 ve yava\u015f yava\u015f 304 paslanmaz \u00e7eli\u011fin yerini ald\u0131. Paslanmaz \u00e7eli\u011fin tanecikler aras\u0131 korozyon problemini \u00e7\u00f6zmek i\u00e7in 1960'l\u0131 y\u0131llarda iyi biyouyumluluk, mekanik \u00f6zellikler ve daha iyi korozyon direncine sahip ultra d\u00fc\u015f\u00fck karbonlu paslanmaz \u00e7elik AISI 316L ve AISI 317L t\u0131bbi alanda kullan\u0131lmaya ba\u015fland\u0131. Ancak Ni insan v\u00fccudu i\u00e7in potansiyel bir duyarl\u0131l\u0131k fakt\u00f6r\u00fcd\u00fcr. Son y\u0131llarda bir\u00e7ok \u00fclke g\u00fcnl\u00fck ihtiya\u00e7lar ve t\u0131bbi metal malzemelerdeki Ni i\u00e7eri\u011fini s\u0131n\u0131rlad\u0131 ve izin verilen maksimum Ni i\u00e7eri\u011fi giderek azal\u0131yor. Avrupa Parlamentosu'nun 1994 y\u0131l\u0131nda yay\u0131mlad\u0131\u011f\u0131 94\/27\/EC Standard\u0131, insan v\u00fccuduna implante edilen materyallerdeki (implant materyalleri, ortodontik protezler vb.) Ni i\u00e7eri\u011finin 0,105%'yi a\u015fmamas\u0131n\u0131 \u015fart ko\u015fmaktad\u0131r; Uzun s\u00fcre insan derisi ile temas eden metal malzemelerde (tak\u0131, saat, y\u00fcz\u00fck, bilezik vb.) maksimum Ni miktar\u0131 haftal\u0131k 015Lg\/cm2'yi ge\u00e7memelidir. Bug\u00fcn 304 hala \u015f\u0131r\u0131nga, t\u0131bbi makas, c\u0131mb\u0131z ve ne\u015fter serisi gibi yayg\u0131n t\u0131bbi aletlerin imalat\u0131nda kullan\u0131lmaktad\u0131r.<\/p>\n <\/p>","protected":false},"excerpt":{"rendered":" End\u00fcstriyel paslanmaz \u00e7elikle kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda t\u0131bbi paslanmaz \u00e7eli\u011fin, metal iyon \u00e7\u00f6z\u00fcnmesini azaltma ve tanecikler aras\u0131 korozyon ve stres korozyonu gibi yerel korozyonu \u00f6nleme ana \u00f6zellikleri nedeniyle kimyasal bile\u015fim konusunda daha kat\u0131 gereksinimleri vard\u0131r. Ni ve Cr gibi ala\u015f\u0131m elementlerinin i\u00e7eri\u011fi s\u0131radan paslanmaz \u00e7eli\u011finkinden daha y\u00fcksektir (genellikle [\u2026]<\/p>","protected":false},"author":1,"featured_media":2263,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2262","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts\/2262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/comments?post=2262"}],"version-history":[{"count":2,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts\/2262\/revisions"}],"predecessor-version":[{"id":2265,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts\/2262\/revisions\/2265"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/media\/2263"}],"wp:attachment":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/media?parent=2262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/categories?post=2262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/tags?post=2262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}