{"id":50,"date":"2026-09-01T07:30:00","date_gmt":"2026-09-01T05:30:00","guid":{"rendered":"https:\/\/www.matai.cz\/blog\/?p=50"},"modified":"2026-08-31T17:19:55","modified_gmt":"2026-08-31T15:19:55","slug":"din-7980-pruzne-podlozky-vejarove","status":"publish","type":"post","link":"https:\/\/www.matai.cz\/blog\/din-7980-pruzne-podlozky-vejarove\/","title":{"rendered":"DIN 7980 pru\u017en\u00e9 podlo\u017eky: rozm\u011bry, materi\u00e1l a kdy je nasadit"},"content":{"rendered":"<p>Pru\u017en\u00e1 podlo\u017eka podle normy <strong>DIN 7980<\/strong> je drobn\u00e1, ale \u010dasto p\u0159ehl\u00ed\u017een\u00e1 sou\u010d\u00e1st \u0161roubov\u00e9ho spoje. Tato verze p\u00e9rovky se vyzna\u010duje <strong>\u010dtvercov\u00fdm pr\u016f\u0159ezem<\/strong> a men\u0161\u00edm vn\u011bj\u0161\u00edm pr\u016fm\u011brem, d\u00edky \u010demu\u017e se vejde pod v\u00e1lcov\u00e9 hlavy \u0161roub\u016f. V tomto \u010dl\u00e1nku najdete ov\u011b\u0159enou rozm\u011brovou tabulku, p\u0159ehled materi\u00e1l\u016f a praktick\u00e9 vod\u00edtko, kdy DIN 7980 nasadit a kdy s\u00e1hnout po jin\u00e9m typu podlo\u017eky.<\/p>\n<h2>Co je DIN 7980 a \u010d\u00edm se li\u0161\u00ed<\/h2>\n<p>DIN 7980 popisuje <strong>pru\u017enou (p\u00e9rovou) podlo\u017eku se \u010dtvercov\u00fdm pr\u016f\u0159ezem ur\u010denou pod \u0161rouby s v\u00e1lcovou hlavou<\/strong> \u2014 typicky pod imbusov\u00e9 \u0161rouby s v\u00e1lcovou hlavou (ISO 4762 \/ DIN 912). Oproti b\u011b\u017en\u00e9 pru\u017en\u00e9 podlo\u017ece DIN 127 typu B m\u00e1 DIN 7980 <strong>men\u0161\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br<\/strong>, aby nep\u0159esahovala p\u0159es okraj mal\u00e9 v\u00e1lcov\u00e9 hlavy \u0161roubu, a relativn\u011b vy\u0161\u0161\u00ed tlou\u0161\u0165ku. Podlo\u017eka je roz\u0159\u00edznut\u00e1 a \u0161roubovicov\u011b nastaven\u00e1; pod p\u0159\u00edtlakem se sev\u0159e a jej\u00ed ostr\u00e9 hrany se za\u0159e\u017eou do dosedac\u00ed plochy a hlavy, \u010d\u00edm\u017e zvy\u0161uj\u00ed t\u0159en\u00ed proti pooto\u010den\u00ed.<\/p>\n<p>D\u016fle\u017eit\u00e9 up\u0159esn\u011bn\u00ed k pojmu \u201ev\u011bj\u00ed\u0159ov\u00e1&#8220;: DIN 7980 <strong>nen\u00ed<\/strong> v\u011bj\u00ed\u0159ov\u00e1 ani ozuben\u00e1 podlo\u017eka. Skute\u010dn\u011b ozuben\u00e9 (v\u011bj\u00ed\u0159ov\u00e9) podlo\u017eky s vn\u011bj\u0161\u00edm nebo vnit\u0159n\u00edm ozuben\u00edm definuje jin\u00e1 norma \u2014 <strong>DIN 6798<\/strong>. Pokud pot\u0159ebujete podlo\u017eku s ozuben\u00edm po obvodu, hled\u00e1te DIN 6798, nikoli DIN 7980. V tomto \u010dl\u00e1nku se proto dr\u017e\u00edme p\u0159esn\u00e9 definice DIN 7980 jako p\u00e9rovky se \u010dtvercov\u00fdm pr\u016f\u0159ezem pod v\u00e1lcovou hlavu. \u0160ir\u0161\u00ed kontext typ\u016f podlo\u017eek a jejich norem najdete v na\u0161em p\u0159ehledu <a href=\"\/blog\/normy-a-materialy\/\">norem a materi\u00e1l\u016f spojovac\u00edho materi\u00e1lu<\/a>.<\/p>\n<h2>Princip funkce: jak p\u00e9rovka zaji\u0161\u0165uje spoj<\/h2>\n<p>Pru\u017en\u00e1 podlo\u017eka pracuje na dvou principech. Za prv\u00e9 funguje jako pru\u017einov\u00fd element \u2014 i po dota\u017een\u00ed v n\u00ed z\u016fst\u00e1v\u00e1 \u010d\u00e1st pru\u017en\u00e9 energie, kter\u00e1 kompenzuje drobn\u00e9 dosednut\u00ed materi\u00e1lu a tepelnou dilataci. Za druh\u00e9 se jej\u00ed <strong>ostr\u00e9 roz\u0159\u00edznut\u00e9 konce<\/strong> zabo\u0159\u00ed do dosedac\u00ed plochy a do spodn\u00ed strany hlavy \u0161roubu, co\u017e vytv\u00e1\u0159\u00ed mechanickou p\u0159ek\u00e1\u017eku proti samovoln\u00e9mu povolen\u00ed vlivem vibrac\u00ed.<\/p>\n<p>Je f\u00e9rov\u00e9 dodat, \u017ee \u00fa\u010dinnost pru\u017en\u00fdch podlo\u017eek proti uvoln\u011bn\u00ed p\u0159i dynamick\u00e9m zat\u00ed\u017een\u00ed je v odborn\u00e9 literatu\u0159e dlouhodob\u011b diskutovan\u00e1 a u kritick\u00fdch vibra\u010dn\u00edch spoj\u016f se dnes preferuj\u00ed jin\u00e9 syst\u00e9my (kl\u00ednov\u00e9 podlo\u017eky, lepidla na z\u00e1vity, samojistn\u00e9 matice). Pro b\u011b\u017en\u00e9 statick\u00e9 a m\u00edrn\u011b dynamick\u00e9 spoje v\u0161ak DIN 7980 z\u016fst\u00e1v\u00e1 levn\u00fdm a praktick\u00fdm \u0159e\u0161en\u00edm. V\u00edce o volb\u011b zaji\u0161t\u011bn\u00ed najdete v pr\u016fvodci <a href=\"\/blog\/jak-vybrat-spojovaci-material\/\">jak vybrat spojovac\u00ed materi\u00e1l<\/a>.<\/p>\n<h2>Rozm\u011brov\u00e1 tabulka DIN 7980<\/h2>\n<p>N\u00e1sleduj\u00edc\u00ed tabulka uv\u00e1d\u00ed jmenovit\u00e9 hodnoty: <strong>d1<\/strong> = vnit\u0159n\u00ed pr\u016fm\u011br (min.), <strong>d2<\/strong> = vn\u011bj\u0161\u00ed pr\u016fm\u011br (max.), <strong>s<\/strong> = tlou\u0161\u0165ka\/\u0161\u00ed\u0159ka p\u00e9rka (max.). Hodnoty odpov\u00eddaj\u00ed b\u011b\u017en\u011b publikovan\u00fdm \u00fadaj\u016fm v\u00fdrobc\u016f dle DIN 7980; pro p\u0159esn\u00e9 mezn\u00ed \u00fachylky v\u017edy konzultujte aktu\u00e1ln\u00ed zn\u011bn\u00ed normy nebo datov\u00fd list dod\u00e1vky.<\/p>\n<table>\n<thead>\n<tr>\n<th>Z\u00e1vit<\/th>\n<th>d1 min. (mm)<\/th>\n<th>d2 max. (mm)<\/th>\n<th>s max. (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M3<\/td>\n<td>3,1<\/td>\n<td>5,6<\/td>\n<td>1,0<\/td>\n<\/tr>\n<tr>\n<td>M3,5<\/td>\n<td>3,6<\/td>\n<td>6,1<\/td>\n<td>1,0<\/td>\n<\/tr>\n<tr>\n<td>M4<\/td>\n<td>4,1<\/td>\n<td>7,0<\/td>\n<td>1,2<\/td>\n<\/tr>\n<tr>\n<td>M5<\/td>\n<td>5,1<\/td>\n<td>8,8<\/td>\n<td>1,6<\/td>\n<\/tr>\n<tr>\n<td>M6<\/td>\n<td>6,1<\/td>\n<td>9,9<\/td>\n<td>1,6<\/td>\n<\/tr>\n<tr>\n<td>M8<\/td>\n<td>8,1<\/td>\n<td>12,7<\/td>\n<td>2,0<\/td>\n<\/tr>\n<tr>\n<td>M10<\/td>\n<td>10,2<\/td>\n<td>16,0<\/td>\n<td>2,5<\/td>\n<\/tr>\n<tr>\n<td>M12<\/td>\n<td>12,2<\/td>\n<td>18,0<\/td>\n<td>2,5<\/td>\n<\/tr>\n<tr>\n<td>M14<\/td>\n<td>14,2<\/td>\n<td>21,1<\/td>\n<td>3,0<\/td>\n<\/tr>\n<tr>\n<td>M16<\/td>\n<td>16,2<\/td>\n<td>24,4<\/td>\n<td>3,5<\/td>\n<\/tr>\n<tr>\n<td>M18<\/td>\n<td>18,2<\/td>\n<td>26,4<\/td>\n<td>3,5<\/td>\n<\/tr>\n<tr>\n<td>M20<\/td>\n<td>20,2<\/td>\n<td>30,6<\/td>\n<td>4,5<\/td>\n<\/tr>\n<tr>\n<td>M22<\/td>\n<td>22,5<\/td>\n<td>32,9<\/td>\n<td>4,5<\/td>\n<\/tr>\n<tr>\n<td>M24<\/td>\n<td>24,5<\/td>\n<td>35,9<\/td>\n<td>5,0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Charakteristick\u00fdm rysem DIN 7980 je pr\u00e1v\u011b mal\u00fd vn\u011bj\u0161\u00ed pr\u016fm\u011br \u2014 porovnejte t\u0159eba M10, kde d2 \u010din\u00ed pouze 16 mm, zat\u00edmco u b\u011b\u017en\u00e9 p\u00e9rovky DIN 127 B je vn\u011bj\u0161\u00ed pr\u016fm\u011br v\u00fdrazn\u011b v\u011bt\u0161\u00ed. D\u00edky tomu podlo\u017eka nep\u0159e\u010dn\u00edv\u00e1 p\u0159es v\u00e1lcovou hlavu \u0161roubu a nebr\u00e1n\u00ed zapu\u0161t\u011bn\u00ed do dr\u00e1\u017eky \u010di zahlouben\u00ed.<\/p>\n<h2>Materi\u00e1ly a povrchov\u00e9 \u00fapravy<\/h2>\n<p>DIN 7980 se dod\u00e1v\u00e1 ve dvou z\u00e1kladn\u00edch materi\u00e1lov\u00fdch lini\u00edch:<\/p>\n<ul>\n<li><strong>P\u00e9rov\u00e1 (pru\u017einov\u00e1) ocel<\/strong> \u2014 standardn\u00ed proveden\u00ed, kalen\u00e1 pro zachov\u00e1n\u00ed pru\u017enosti. Bez povrchov\u00e9 \u00fapravy podl\u00e9h\u00e1 korozi, proto se nej\u010dast\u011bji dod\u00e1v\u00e1 <strong>galvanicky pozinkovan\u00e1<\/strong> (b\u00edl\u00fd nebo \u017elut\u00fd zinek). Rozd\u00edly mezi povrchov\u00fdmi \u00fapravami rozeb\u00edr\u00e1me v \u010dl\u00e1nku <a href=\"\/blog\/zinkovani-galvanicke-vs-zarove\/\">galvanick\u00e9 vs. \u017e\u00e1rov\u00e9 zinkov\u00e1n\u00ed<\/a>.<\/li>\n<li><strong>Nerezov\u00e1 ocel A2 a A4<\/strong> \u2014 pro vlhk\u00e9, venkovn\u00ed a chemicky agresivn\u00ed prost\u0159ed\u00ed. Nerezov\u00e9 p\u00e9rovky jsou pru\u017en\u00e9 d\u00edky tv\u00e1\u0159en\u00ed za studena, nikoli kalen\u00edm. Rozd\u00edl mezi jakostmi popisuje srovn\u00e1n\u00ed <a href=\"\/blog\/nerez-a2-vs-a4\/\">nerez A2 vs. A4<\/a>.<\/li>\n<\/ul>\n<p>Vyr\u00e1b\u00ed se i proveden\u00ed v jakosti A1. Pro skladovou dostupnost v nerezu A2 i A4 a v pozinkovan\u00e9 oceli se pod\u00edvejte na <a href=\"\/p\/podlozka-3-1-perova-din-7980-a4\/\">pru\u017en\u00e9 podlo\u017eky DIN 7980<\/a> v na\u0161em sortimentu.<\/p>\n<h2>Kdy DIN 7980 nasadit a kdy ne<\/h2>\n<p><strong>Vhodn\u00e9 pou\u017eit\u00ed:<\/strong><\/p>\n<ul>\n<li>Spoje s <strong>imbusov\u00fdmi \u0161rouby s v\u00e1lcovou hlavou<\/strong> (ISO 4762 \/ DIN 912), kde b\u011b\u017en\u00e1 p\u00e9rovka p\u0159e\u010dn\u00edv\u00e1 p\u0159es hlavu.<\/li>\n<li>Z\u00e1pustn\u00e9 a zahlouben\u00e9 mont\u00e1\u017ee s omezen\u00fdm prostorem kolem hlavy.<\/li>\n<li>Statick\u00e9 a m\u00edrn\u011b dynamicky nam\u00e1han\u00e9 spoje, kde sta\u010d\u00ed z\u00e1kladn\u00ed zaji\u0161t\u011bn\u00ed proti samovoln\u00e9mu povolen\u00ed.<\/li>\n<\/ul>\n<p><strong>Nevhodn\u00e9 nebo diskutabiln\u00ed pou\u017eit\u00ed:<\/strong><\/p>\n<ul>\n<li>Siln\u011b vibruj\u00edc\u00ed kritick\u00e9 spoje \u2014 zva\u017ete kl\u00ednov\u00e9 podlo\u017eky, lepidla na z\u00e1vity nebo samojistn\u00e9 matice.<\/li>\n<li>Spoje na m\u011bkk\u00fdch nebo lakovan\u00fdch povr\u0161\u00edch, kde by za\u0159ez\u00e1n\u00ed hran po\u0161kodilo povrch.<\/li>\n<li>Vysokopevnostn\u00ed spoje, kde se podlo\u017eka mezi materi\u00e1ly &#8222;zplo\u0161t\u00ed&#8220; a ztrat\u00ed funkci \u2014 pak je lep\u0161\u00ed navrhnout spoj p\u0159\u00edmo na p\u0159edep\u011bt\u00ed dle <a href=\"\/blog\/trida-pevnosti-8-8\/\">t\u0159\u00eddy pevnosti \u0161roubu<\/a>.<\/li>\n<\/ul>\n<h2>Mont\u00e1\u017en\u00ed z\u00e1sady<\/h2>\n<ul>\n<li>Podlo\u017eka se umis\u0165uje <strong>p\u0159\u00edmo pod hlavu \u0161roubu nebo pod matici<\/strong>, na ot\u00e1\u010dej\u00edc\u00ed se \u010d\u00e1st spoje.<\/li>\n<li>Materi\u00e1l podlo\u017eky volte shodn\u011b se \u0161roubem a matic\u00ed \u2014 kombinace nerez\/zinek m\u016f\u017ee v\u00e9st ke kontaktn\u00ed korozi.<\/li>\n<li>P\u00e9rovka se m\u00e1 p\u0159i dota\u017een\u00ed <strong>\u00fapln\u011b sev\u0159\u00edt do roviny<\/strong>; pokud z\u016fst\u00e1v\u00e1 viditeln\u011b rozev\u0159en\u00e1, spoj nen\u00ed dota\u017een\u00fd a podlo\u017eka nepln\u00ed funkci.<\/li>\n<li>Pro dosa\u017een\u00ed spr\u00e1vn\u00e9ho p\u0159edp\u011bt\u00ed dotahujte na p\u0159edepsan\u00fd moment dle t\u0159\u00eddy pevnosti a pr\u016fm\u011bru \u2014 utahovac\u00ed momenty rozeb\u00edr\u00e1me v sortimentu \u0161roub\u016f s v\u00e1lcovou hlavou, nap\u0159. <a href=\"\/p\/srouby-s-valcovou-hlavou-s-vnitrnim-sestihranem-din-912-a2\/\">\u0161roub\u016f ISO 4762<\/a>.<\/li>\n<\/ul>\n<h2>Shrnut\u00ed<\/h2>\n<p>DIN 7980 je p\u00e9rov\u00e1 podlo\u017eka se \u010dtvercov\u00fdm pr\u016f\u0159ezem a mal\u00fdm vn\u011bj\u0161\u00edm pr\u016fm\u011brem ur\u010den\u00e1 pod v\u00e1lcov\u00e9 hlavy \u0161roub\u016f \u2014 nen\u00ed to v\u011bj\u00ed\u0159ov\u00e1 ani ozuben\u00e1 podlo\u017eka (ta spad\u00e1 pod DIN 6798). Dod\u00e1v\u00e1 se v p\u00e9rov\u00e9 oceli (nej\u010dast\u011bji pozinkovan\u00e9) a v nerezu A2\/A4. Hod\u00ed se do b\u011b\u017en\u00fdch spoj\u016f s imbusov\u00fdmi \u0161rouby a do m\u00edst s omezen\u00fdm prostorem; u kritick\u00fdch vibra\u010dn\u00edch spoj\u016f zva\u017ete v\u00fdkonn\u011bj\u0161\u00ed syst\u00e9my zaji\u0161t\u011bn\u00ed.<\/p>\n<h2>\u010cast\u00e9 dotazy<\/h2>\n<h3>Je DIN 7980 v\u011bj\u00ed\u0159ov\u00e1 (ozuben\u00e1) podlo\u017eka?<\/h3>\n<p>Ne. DIN 7980 je pru\u017en\u00e1 podlo\u017eka se \u010dtvercov\u00fdm pr\u016f\u0159ezem pod v\u00e1lcovou hlavu \u0161roubu. Ozuben\u00e9 (v\u011bj\u00ed\u0159ov\u00e9) podlo\u017eky s vnit\u0159n\u00edm nebo vn\u011bj\u0161\u00edm ozuben\u00edm definuje norma DIN 6798.<\/p>\n<h3>\u010c\u00edm se DIN 7980 li\u0161\u00ed od DIN 127?<\/h3>\n<p>DIN 7980 m\u00e1 men\u0161\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br, aby se ve\u0161la pod mal\u00e9 v\u00e1lcov\u00e9 hlavy \u0161roub\u016f (ISO 4762 \/ DIN 912). DIN 127 typu B m\u00e1 v\u011bt\u0161\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br a pou\u017e\u00edv\u00e1 se pod b\u011b\u017en\u00e9 \u0161estihrann\u00e9 hlavy a matice.<\/p>\n<h3>Z jak\u00fdch materi\u00e1l\u016f se DIN 7980 vyr\u00e1b\u00ed?<\/h3>\n<p>Standardn\u011b z p\u00e9rov\u00e9 (pru\u017einov\u00e9) oceli, nej\u010dast\u011bji galvanicky pozinkovan\u00e9. Pro korozn\u011b n\u00e1ro\u010dn\u00e9 prost\u0159ed\u00ed se dod\u00e1v\u00e1 v nerezu A2 a A4, p\u0159\u00edpadn\u011b A1.<\/p>\n<h3>Pro jak\u00e9 \u0161rouby je DIN 7980 ur\u010dena?<\/h3>\n<p>P\u0159edev\u0161\u00edm pro imbusov\u00e9 \u0161rouby s v\u00e1lcovou hlavou (ISO 4762 \/ DIN 912), kde b\u011b\u017en\u00e1 p\u00e9rovka p\u0159e\u010dn\u00edv\u00e1 p\u0159es okraj hlavy. Hod\u00ed se i do zahlouben\u00fdch a z\u00e1pustn\u00fdch mont\u00e1\u017e\u00ed.<\/p>\n<h3>Jak pozn\u00e1m, \u017ee je p\u00e9rovka spr\u00e1vn\u011b dota\u017een\u00e1?<\/h3>\n<p>P\u0159i spr\u00e1vn\u00e9m dota\u017een\u00ed se roz\u0159\u00edznut\u00e1 podlo\u017eka \u00fapln\u011b sev\u0159e do roviny. Pokud z\u016fst\u00e1v\u00e1 viditeln\u011b rozev\u0159en\u00e1, spoj nen\u00ed dota\u017een\u00fd na pot\u0159ebn\u00e9 p\u0159edp\u011bt\u00ed a podlo\u017eka nepln\u00ed zaji\u0161\u0165ovac\u00ed funkci.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DIN 7980 pru\u017en\u00e1 podlo\u017eka se \u010dtvercov\u00fdm pr\u016f\u0159ezem pod v\u00e1lcovou hlavu: rozm\u011brov\u00e1 tabulka M3\u2013M24, materi\u00e1ly (p\u00e9rov\u00e1 ocel, nerez A2\/A4) a kdy ji nasadit.<\/p>\n","protected":false},"author":1,"featured_media":733,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_matai_meta_desc":"DIN 7980 pru\u017en\u00e1 podlo\u017eka se \u010dtvercov\u00fdm pr\u016f\u0159ezem pod v\u00e1lcovou hlavu: rozm\u011brov\u00e1 tabulka M3\u2013M24, materi\u00e1ly (p\u00e9rov\u00e1 ocel, nerez A2\/A4) a kdy ji nasadit.","_matai_faq":"[{\"q\": \"Je DIN 7980 v\u011bj\u00ed\u0159ov\u00e1 (ozuben\u00e1) podlo\u017eka?\", \"a\": \"Ne. DIN 7980 je pru\u017en\u00e1 podlo\u017eka se \u010dtvercov\u00fdm pr\u016f\u0159ezem pod v\u00e1lcovou hlavu \u0161roubu. Ozuben\u00e9 (v\u011bj\u00ed\u0159ov\u00e9) podlo\u017eky s vnit\u0159n\u00edm nebo vn\u011bj\u0161\u00edm ozuben\u00edm definuje norma DIN 6798.\"}, {\"q\": \"\u010c\u00edm se DIN 7980 li\u0161\u00ed od DIN 127?\", \"a\": \"DIN 7980 m\u00e1 men\u0161\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br, aby se ve\u0161la pod mal\u00e9 v\u00e1lcov\u00e9 hlavy \u0161roub\u016f (ISO 4762 \/ DIN 912). DIN 127 typu B m\u00e1 v\u011bt\u0161\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br a pou\u017e\u00edv\u00e1 se pod b\u011b\u017en\u00e9 \u0161estihrann\u00e9 hlavy a matice.\"}, {\"q\": \"Z jak\u00fdch materi\u00e1l\u016f se DIN 7980 vyr\u00e1b\u00ed?\", \"a\": \"Standardn\u011b z p\u00e9rov\u00e9 (pru\u017einov\u00e9) oceli, nej\u010dast\u011bji galvanicky pozinkovan\u00e9. Pro korozn\u011b n\u00e1ro\u010dn\u00e9 prost\u0159ed\u00ed se dod\u00e1v\u00e1 v nerezu A2 a A4, p\u0159\u00edpadn\u011b A1.\"}, {\"q\": \"Pro jak\u00e9 \u0161rouby je DIN 7980 ur\u010dena?\", \"a\": \"P\u0159edev\u0161\u00edm pro imbusov\u00e9 \u0161rouby s v\u00e1lcovou hlavou (ISO 4762 \/ DIN 912), kde b\u011b\u017en\u00e1 p\u00e9rovka p\u0159e\u010dn\u00edv\u00e1 p\u0159es okraj hlavy. Hod\u00ed se i do zahlouben\u00fdch a z\u00e1pustn\u00fdch mont\u00e1\u017e\u00ed.\"}, {\"q\": \"Jak pozn\u00e1m, \u017ee je p\u00e9rovka spr\u00e1vn\u011b dota\u017een\u00e1?\", \"a\": \"P\u0159i spr\u00e1vn\u00e9m dota\u017een\u00ed se roz\u0159\u00edznut\u00e1 podlo\u017eka \u00fapln\u011b sev\u0159e do roviny. Pokud z\u016fst\u00e1v\u00e1 viditeln\u011b rozev\u0159en\u00e1, spoj nen\u00ed dota\u017een\u00fd na pot\u0159ebn\u00e9 p\u0159edp\u011bt\u00ed a podlo\u017eka nepln\u00ed zaji\u0161\u0165ovac\u00ed funkci.\"}]","_matai_schema_type":"TechArticle","footnotes":""},"categories":[2],"tags":[],"class_list":["post-50","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-normy-a-materialy"],"_links":{"self":[{"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/posts\/50","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/comments?post=50"}],"version-history":[{"count":1,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/posts\/50\/revisions"}],"predecessor-version":[{"id":60,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/posts\/50\/revisions\/60"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/media\/733"}],"wp:attachment":[{"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/media?parent=50"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/categories?post=50"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.matai.cz\/blog\/wp-json\/wp\/v2\/tags?post=50"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}