Ocel je odoln\u011bj\u0161\u00ed v\u016f\u010di korozi ne\u017e v\u011bt\u0161ina kov\u016f, ale za spr\u00e1vn\u00fdch okolnost\u00ed m\u016f\u017ee koroze zp\u016fsobit spou\u0161\u0165 na ocelov\u00fdch trubk\u00e1ch, konstrukc\u00edch a dal\u0161\u00edch materi\u00e1lech. Jeden z b\u011b\u017en\u00fdch druh\u016f koroze, mezikrystalov\u00e1 koroze, roze\u017e\u00edr\u00e1 ocel zevnit\u0159, tak\u017ee je t\u011b\u017ek\u00e9 ji odhalit a je obzvl\u00e1\u0161t\u011b z\u00e1ke\u0159n\u00e1.<\/p>\n
Pokud se pt\u00e1te: \"Co je to mezikrystalov\u00e1 koroze?\" \"Jak\u00e9 jsou p\u0159\u00ed\u010diny mezikrystalov\u00e9 koroze?\" a \"Jak j\u00ed mohu zabr\u00e1nit?\", \u010dt\u011bte d\u00e1le - n\u00ed\u017ee si projdeme, co pot\u0159ebujete v\u011bd\u011bt o mezikrystalov\u00e9 korozi.<\/p>\n
Mezikrystalov\u00e1 koroze, zn\u00e1m\u00e1 tak\u00e9 jako interkrystalick\u00e1 koroze nebo interdendritick\u00e1 koroze, je forma koroze, kter\u00e1 napad\u00e1 hranice zrn (m\u00edsto povrchu) materi\u00e1lu. Mezikrystalovou korozi je obt\u00ed\u017en\u00e9 odhalit - ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f lze pozitivn\u00ed identifikaci z\u00edskat pouze zkoum\u00e1n\u00edm mikrostruktury pod mikroskopem.<\/p>\n
Jak\u00e9 jsou p\u0159\u00ed\u010diny mezikrystalov\u00e9 koroze? Mezikrystalick\u00e1 koroze koroze je d\u016fsledkem lok\u00e1ln\u00ed<\/a> rozd\u00edly ve slo\u017een\u00ed. Vy\u010derp\u00e1n\u00ed hranic zrn, konkr\u00e9tn\u011b sr\u00e1\u017een\u00ed karbid\u016f chromu, je spole\u010dn\u00fd d\u016fvod<\/a> pro tento rozd\u00edl. Kdy\u017e v zrnu zmiz\u00ed korozivzdorn\u00e9 prvky, oblast, kde se prvek ztratil, se zm\u011bn\u00ed v anodu. To zp\u016fsobuje korozi a \u00fabytek zrn pod\u00e9l posti\u017een\u00e9 hranice zrn.<\/p>\n V p\u0159\u00edpad\u011b sr\u00e1\u017een\u00ed karbidu chromu je nej\u010dast\u011bji pou\u017e\u00edv\u00e1n b\u011b\u017enou p\u0159\u00ed\u010dinou mezikrystalov\u00e9 koroze,<\/a> sr\u00e1\u017een\u00ed vznik\u00e1 p\u0159i zcitliv\u011bn\u00ed kovu p\u0159i teplot\u00e1ch mezi 1020-1560 \u00b0C b\u011bhem tepeln\u00e9ho zpracov\u00e1n\u00ed nebo sva\u0159ov\u00e1n\u00ed.<\/p>\n Stejn\u011b jako v\u011bt\u0161in\u011b druh\u016f koroze lze na\u0161t\u011bst\u00ed i mezikrystalov\u00e9 korozi p\u0159edch\u00e1zet. Mezikrystalick\u00e9 korozi m\u016f\u017eete zabr\u00e1nit:<\/p>\n Koroze m\u016f\u017ee na konstrukc\u00edch zp\u016fsobit spou\u0161\u0165. Korozi v\u0161ak nemus\u00edte nechat zv\u00edt\u011bzit. Spole\u010dnost Dreiym Engineering v\u00e1m m\u016f\u017ee pomoci zabr\u00e1nit korozi t\u00edm, \u017ee navrhne syst\u00e9my katodick\u00e9 ochrany a otestuje st\u00e1vaj\u00edc\u00ed syst\u00e9my z hlediska\u00a0ru\u0161en\u00ed katodick\u00e9 ochrany<\/a>. Kontaktujte n\u00e1s je\u0161t\u011b dnes, abyste se dozv\u011bd\u011bli o na\u0161ich slu\u017eb\u00e1ch a o tom, jak v\u00e1m m\u016f\u017eeme pomoci udr\u017eet korozi na uzd\u011b.<\/p>","protected":false},"excerpt":{"rendered":" Steel is more resistant to corrosion than most metals, but under the right circumstances, corrosion can wreak havoc on steel pipes, structures, and more. One common kind of corrosion, intergranular corrosion, eats away at steel from the inside out, making it hard to spot and particularly insidious. If you\u2019re wondering, \u201cWhat\u2019s intergranular corrosion?\u201d \u201cWhat are […]<\/p>\n","protected":false},"author":8,"featured_media":3455,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_mbp_gutenberg_autopost":false,"_pgmb_is_evergreen":true,"_pgmb_ap_template_id":0,"iawp_total_views":284,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-3047","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-corrosion-and-cathodic-protection"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\tJak tomu mohu zabr\u00e1nit?<\/h2>\n
\n