{"id":231,"date":"2024-12-26T19:13:07","date_gmt":"2024-12-26T19:13:07","guid":{"rendered":"https:\/\/pwhtsolutions.net\/?p=231"},"modified":"2024-12-26T19:13:07","modified_gmt":"2024-12-26T19:13:07","slug":"tepelne-zpracovani-po-svarovani-podle-asme-pwht","status":"publish","type":"post","link":"https:\/\/pwhtsolutions.net\/cs\/asme-post-weld-heat-treatment-pwht\/","title":{"rendered":"Tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed (PWHT) podle ASME"},"content":{"rendered":"<p>Tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed (PWHT) je \u0159\u00edzen\u00fd proces ur\u010den\u00fd k minimalizaci zbytkov\u00fdch nap\u011bt\u00ed a mikrostrukturn\u00edch zm\u011bn ve sva\u0159ovan\u00fdch ocel\u00edch po sva\u0159ov\u00e1n\u00ed, jak to vy\u017eaduje v\u011bt\u0161ina p\u0159edpis\u016f pro potrub\u00ed.<\/p>\n<p>Svarov\u00e9 spoje materi\u00e1l\u016f P-4 a P-5A jsou v sou\u010dasn\u00e9 dob\u011b v pravidlech kodexu vy\u0148aty z povinn\u00e9ho tepeln\u00e9ho zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed z d\u016fvodu lomov\u00e9 hou\u017eevnatosti. Tato zpr\u00e1va analyzuje jejich z\u00e1klad jak z hlediska p\u016fvodu, tak z hlediska technick\u00fdch detail\u016f.<\/p>\n<h2>ASME<\/h2>\n<p>ASME je organizace, kter\u00e1 vytv\u00e1\u0159\u00ed a prosazuje technick\u00e9 normy pro celou \u0159adu pr\u016fmyslov\u00fdch odv\u011btv\u00ed. Jej\u00ed normy zaji\u0161\u0165uj\u00ed bezpe\u010dnost a spolehlivost mechanick\u00fdch syst\u00e9m\u016f v cel\u00e9 \u0159ad\u011b obchodn\u00edch aplikac\u00ed a z\u00e1rove\u0148 podporuj\u00ed t\u00fdmovou spolupr\u00e1ci in\u017een\u00fdr\u016f z r\u016fzn\u00fdch obor\u016f a zaji\u0161\u0165uj\u00ed, aby v\u00fdrobky spl\u0148ovaly stanoven\u00e1 krit\u00e9ria a fungovaly tak, jak maj\u00ed. \u010clenstv\u00ed v ASME v\u00e1m poskytuje p\u0159\u00edstup k cenn\u00fdm zdroj\u016fm, kter\u00e9 v\u00e1m pomohou usp\u011bt ve va\u0161em oboru a z\u00e1rove\u0148 z\u016fstat na \u0161pi\u010dce technologick\u00fdch inovac\u00ed.<\/p>\n<p>Po\u017eadavky ASME na PWHT se v\u00fdrazn\u011b li\u0161\u00ed od ostatn\u00edch p\u0159edpis\u016f. ANSI B31.1 nep\u0159edepisuje zkou\u0161en\u00ed PWHT u materi\u00e1l\u016f o tlou\u0161\u0165ce men\u0161\u00ed ne\u017e 5\/8 palce, zat\u00edmco odd\u00edly I a VIII ASME je p\u0159edepisuj\u00ed, proto\u017ee tyto materi\u00e1ly, svary a HAZ v norm\u00e1ln\u00edm stavu neposkytuj\u00ed dostate\u010dn\u00e9 pru\u017en\u00e9 omezen\u00ed, aby odolaly lom\u016fm s n\u00edzkou energi\u00ed.<\/p>\n<p>N\u011bkter\u00e9 legovan\u00e9 oceli vykazuj\u00ed zna\u010dnou shodu, pokud jde o po\u017eadavky na PWHT v r\u016fzn\u00fdch p\u0159edpisech, zejm\u00e9na oceli C a C-Mn, u nich\u017e jsou po\u017eadavky r\u016fzn\u00fdch p\u0159edpis\u016f t\u00e9m\u011b\u0159 toto\u017en\u00e9. Ni\u017e\u0161\u00ed legovan\u00e9 oceli nevykazuj\u00ed tak konzistentn\u00ed p\u0159\u00edstup, a\u010dkoli po\u017eadavky BS 2633 a ASME VIII\/B31.1\/3.13 vykazuj\u00ed n\u00e1padn\u00e9 paralely.<\/p>\n<h2>\u010clenstv\u00ed<\/h2>\n<p>ASME je ji\u017e dlouho v \u010dele pr\u016fmyslov\u00fdch inovac\u00ed a dokonalosti, jej\u00ed normy zvy\u0161uj\u00ed bezpe\u010dnost, spolehlivost a kvalitu v\u00fdroby, konstrukce a designu. \u010cleny jsou in\u017een\u00fd\u0159i z firem po cel\u00e9m sv\u011bt\u011b i akademi\u010dt\u00ed pracovn\u00edci; akademici poskytuj\u00ed odborn\u00e9 posudky. \u010clenov\u00e9 z\u00edsk\u00e1vaj\u00ed p\u0159\u00edstup k n\u00e1stroj\u016fm a technick\u00fdm trend\u016fm, kter\u00e9 pom\u00e1haj\u00ed rozv\u00edjet jejich kari\u00e9ru, zat\u00edmco ASME jim poskytuje cenn\u00e9 v\u00fdhody pro dal\u0161\u00ed kari\u00e9ru.<\/p>\n<p>\u010clenov\u00e9 ASME si mohou udr\u017eovat aktu\u00e1ln\u00ed informace o v\u00fdvoji ve sv\u00fdch oborech \u00fa\u010dast\u00ed na konferenc\u00edch, semin\u00e1\u0159\u00edch, webov\u00fdch semin\u00e1\u0159\u00edch, v technick\u00fdch \u010dasopisech, knih\u00e1ch a online zdroj\u00edch nab\u00edzen\u00fdch ASME. Program posuzov\u00e1n\u00ed shody nav\u00edc pom\u00e1h\u00e1 \u010dlen\u016fm zvy\u0161ovat glob\u00e1ln\u00ed konkurenceschopnost t\u00edm, \u017ee prokazuje, \u017ee jejich v\u00fdrobky spl\u0148uj\u00ed mezin\u00e1rodn\u00ed normy kvality a bezpe\u010dnosti.<\/p>\n<p>Americk\u00e1 spole\u010dnost strojn\u00edch in\u017een\u00fdr\u016f nab\u00edz\u00ed r\u016fzn\u00e9 \u00farovn\u011b \u010dlenstv\u00ed, kter\u00e9 vyhovuj\u00ed r\u016fzn\u00fdm pot\u0159eb\u00e1m a rozpo\u010dt\u016fm. Studenti se mohou p\u0159ipojit zdarma, zat\u00edmco profesion\u00e1ln\u00ed \u010dlenov\u00e9 maj\u00ed r\u016fzn\u00e9 exkluzivn\u00ed v\u00fdhody, kter\u00e9 jdou daleko za r\u00e1mec prost\u00e9ho \u010dlenstv\u00ed zdarma - nap\u0159\u00edklad maj\u00ed p\u0159\u00edstup k novin\u00e1m ASME Mechanical Advantage, kter\u00e9 informuj\u00ed o v\u00fdznamn\u00fdch ud\u00e1lostech a \u00fasp\u011b\u0161\u00edch v jejich oboru, a slevy na kurzy, technick\u00e9 \u010dasopisy, publikace a konference.<\/p>\n<p>Profesion\u00e1ln\u00ed \u010dlenstv\u00ed v ASME je otev\u0159eno v\u0161em in\u017een\u00fdr\u016fm s in\u017een\u00fdrsk\u00fdm vzd\u011bl\u00e1n\u00edm z jak\u00e9hokoli oboru a s jakoukoli \u00farovn\u00ed zku\u0161enost\u00ed - student\u016fm bakal\u00e1\u0159sk\u00e9ho nebo magistersk\u00e9ho studia, mana\u017eer\u016fm v oblasti in\u017een\u00fdrstv\u00ed, vedouc\u00edm pracovn\u00edk\u016fm firem a v\u00fdzkumn\u00fdm pracovn\u00edk\u016fm.<\/p>\n<h2>Certifikace<\/h2>\n<p>Certifikace ASME je pro v\u00fdrobce pr\u016fmyslov\u00fdch za\u0159\u00edzen\u00ed ned\u00edln\u00fdm krokem. Organizace ASME zav\u00e1d\u00ed p\u0159\u00edsn\u00e9 in\u017een\u00fdrsk\u00e9 postupy, jejich\u017e c\u00edlem je podporovat bezpe\u010dnost, kvalitu a spolehlivost v in\u017een\u00fdrsk\u00e9 praxi. Tyto p\u0159edpisy pravideln\u011b aktualizuje v reakci na technologick\u00fd pokrok a pot\u0159eby pr\u016fmyslu - p\u0159edpisy jsou \u0161iroce uzn\u00e1v\u00e1ny ve v\u00edce ne\u017e 100 zem\u00edch sv\u011bta.<\/p>\n<p>\u010clenem ASME se m\u016f\u017ee st\u00e1t jednotlivec, student nebo firma.V\u00fdhody \u010dlenstv\u00ed sahaj\u00ed od p\u0159\u00edstupu k r\u016fzn\u00fdm publikac\u00edm a konferenc\u00edm, kter\u00e9 zvy\u0161uj\u00ed odborn\u00fd r\u016fst a technick\u00e9 znalosti, a\u017e po p\u0159isp\u00edv\u00e1n\u00ed k technick\u00fdm norm\u00e1m a p\u0159edpis\u016fm, kter\u00e9 udr\u017euj\u00ed in\u017een\u00fdrstv\u00ed na \u0161pici v oblasti technologi\u00ed.<\/p>\n<p>V r\u00e1mci certifikace ASME byste se m\u011bli sezn\u00e1mit s informacemi o certifika\u010dn\u00edm programu na jejich webov\u00fdch str\u00e1nk\u00e1ch. Pot\u00e9 si p\u0159ipravte p\u0159\u00edru\u010dku kvality a popis sv\u00e9ho programu kvality pro p\u0159ezkoum\u00e1n\u00ed autorizovanou inspek\u010dn\u00ed agenturou (AIA) podle po\u017eadavk\u016f normy ASME.<\/p>\n<p>Dal\u0161\u00edm krokem v certifika\u010dn\u00edm procesu by m\u011blo b\u00fdt napl\u00e1nov\u00e1n\u00ed spole\u010dn\u00e9 kontroly ASME s AIA. Tato dvoudenn\u00ed n\u00e1v\u0161t\u011bva t\u00fdmu ASME review\/survey posoud\u00ed va\u0161e za\u0159\u00edzen\u00ed a pot\u00e9 poskytne svou zpr\u00e1vu ASME, kter\u00e1 n\u00e1sledn\u011b vyd\u00e1 sv\u00e9 certifika\u010dn\u00ed raz\u00edtko a vy si m\u016f\u017eete zkontrolovat jeho stav pomoc\u00ed CA Connect.<\/p>\n<h2>\u0160kolen\u00ed<\/h2>\n<p>\u0160kolen\u00ed ASME m\u016f\u017ee pomoci in\u017een\u00fdr\u016fm i majitel\u016fm firem zv\u00fd\u0161it efektivitu a soulad s pr\u016fmyslov\u00fdmi normami va\u0161\u00ed spole\u010dnosti. Jejich kurzy pokr\u00fdvaj\u00ed t\u00e9mata zahrnuj\u00edc\u00ed konstruk\u010dn\u00ed, v\u00fdrobn\u00ed, kontroln\u00ed a zku\u0161ebn\u00ed procesy i osv\u011bd\u010den\u00e9 postupy v oblasti bezpe\u010dnosti a \u0159\u00edzen\u00ed kvality.<\/p>\n<p>Certifikace ASME jsou v\u0161eobecn\u011b uzn\u00e1v\u00e1ny za stanoven\u00ed stroj\u00edrensk\u00fdch norem a dohled nad jejich uplat\u0148ov\u00e1n\u00edm v pr\u016fmyslov\u00e9m prost\u0159ed\u00ed. Tato organizace nav\u00edc p\u0159esahuje pouh\u00e9 stanoven\u00ed pravidel a nab\u00edz\u00ed p\u0159\u00edle\u017eitost k r\u016fstu in\u017een\u00fdr\u016fm v\u0161ech \u00farovn\u00ed zku\u0161enost\u00ed i spole\u010dnostem, kter\u00e9 cht\u011bj\u00ed p\u0159ijmout nejvy\u0161\u0161\u00ed standardy stroj\u00edrenstv\u00ed.<\/p>\n<p>\u0160kol\u00edc\u00ed programy organizace se skl\u00e1daj\u00ed z workshop\u016f, semin\u00e1\u0159\u016f a konferenc\u00ed zam\u011b\u0159en\u00fdch na nejnov\u011bj\u0161\u00ed inovace ve stroj\u00edrenstv\u00ed. C\u00edlem t\u011bchto akc\u00ed je p\u0159ed\u00e1vat z\u00e1kladn\u00ed znalosti o kl\u00ed\u010dov\u00fdch aspektech stroj\u00edrenstv\u00ed a z\u00e1rove\u0148 budovat nad\u0161enou komunitu s podobn\u00fdmi z\u00e1jmy a c\u00edli.<\/p>\n<p>Tento ofici\u00e1ln\u00ed kurz ASME GD&amp;T umo\u017en\u00ed \u00fa\u010dastn\u00edk\u016fm \u00fasp\u011b\u0161n\u011b definovat, dokumentovat a \u010d\u00edst technick\u00e9 v\u00fdkresy a defini\u010dn\u00ed dokumenty v\u00fdrobk\u016f a interpretovat konstruk\u010dn\u00ed z\u00e1m\u011br podle ASME Y14.5. Krom\u011b toho \u00fa\u010dastn\u00edci z\u00edskaj\u00ed praktick\u00e9 zku\u0161enosti s aplikac\u00ed GD&amp;T prost\u0159ednictv\u00edm autentick\u00fdch p\u0159\u00edpadov\u00fdch studi\u00ed.<\/p>\n<p>ASME nab\u00edz\u00ed slu\u017eby v oblasti vztah\u016f s vl\u00e1dou, kter\u00e9 spolupracuj\u00ed s tv\u016frci politik a regula\u010dn\u00edmi agenturami s c\u00edlem h\u00e1jit z\u00e1jmy stroj\u00edrensk\u00e9 komunity. To zahrnuje nab\u00eddku odborn\u00fdch poznatk\u016f a doporu\u010den\u00ed, kter\u00e9 ovliv\u0148uj\u00ed legislativu a regulaci, a ASME tak\u00e9 nab\u00edz\u00ed programy profesn\u00edho rozvoje a mentoringu, kter\u00e9 maj\u00ed pomoci mlad\u00fdm in\u017een\u00fdr\u016fm v jejich kari\u00e9\u0159e.<\/p>","protected":false},"excerpt":{"rendered":"<p>Tepeln\u00e9 zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed (PWHT) je \u0159\u00edzen\u00fd proces ur\u010den\u00fd k minimalizaci zbytkov\u00fdch nap\u011bt\u00ed a mikrostrukturn\u00edch zm\u011bn ve sva\u0159ovan\u00fdch ocel\u00edch po sva\u0159ov\u00e1n\u00ed, jak to vy\u017eaduje v\u011bt\u0161ina p\u0159edpis\u016f pro potrub\u00ed. Sva\u0159ence materi\u00e1l\u016f P-4 a P-5A jsou v sou\u010dasn\u00e9 dob\u011b v p\u0159edpisech kodexu vy\u0148aty z povinn\u00e9ho dodate\u010dn\u00e9ho tepeln\u00e9ho zpracov\u00e1n\u00ed po sva\u0159ov\u00e1n\u00ed z d\u016fvodu obav o lomovou hou\u017eevnatost. Tato zpr\u00e1va analyzuje jejich z\u00e1klad v ... <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/pwhtsolutions.net\/cs\/asme-post-weld-heat-treatment-pwht\/\" class=\"more-link\">P\u0159e\u010dt\u011bte si v\u00edce<span class=\"screen-reader-text\"> &#8220;ASME Post Weld Heat Treatment (PWHT)&#8221;<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-231","post","type-post","status-publish","format-standard","hentry","category-pwht-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/posts\/231","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/comments?post=231"}],"version-history":[{"count":1,"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/posts\/231\/revisions"}],"predecessor-version":[{"id":232,"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/posts\/231\/revisions\/232"}],"wp:attachment":[{"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/media?parent=231"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/categories?post=231"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pwhtsolutions.net\/cs\/wp-json\/wp\/v2\/tags?post=231"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}