{"id":113726,"date":"2024-11-06T15:46:48","date_gmt":"2024-11-06T14:46:48","guid":{"rendered":"https:\/\/step-lab.com\/?page_id=113726"},"modified":"2024-11-06T15:46:48","modified_gmt":"2024-11-06T14:46:48","slug":"astm-e399","status":"publish","type":"page","link":"https:\/\/step-lab.com\/it\/astm\/astm-e399\/","title":{"rendered":"ASTM E399"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-12hunhy-5a34906e2774806c11080b9455f694ee\">\n.avia-section.av-12hunhy-5a34906e2774806c11080b9455f694ee{\nbackground-repeat:no-repeat;\nbackground-image:url(https:\/\/step-lab.com\/wp-content\/uploads\/2023\/11\/background-for-standards.jpg);\nbackground-position:0% 0%;\nbackground-attachment:scroll;\n}\n.avia-section.av-12hunhy-5a34906e2774806c11080b9455f694ee .av-section-color-overlay{\nopacity:0.4;\nbackground-color:#0a0a0a;\n}\n<\/style>\n<div id='av_section_1'  class='avia-section av-12hunhy-5a34906e2774806c11080b9455f694ee main_color avia-section-default avia-no-border-styling  avia-builder-el-0  el_before_av_one_fifth  avia-builder-el-first  avia-full-stretch avia-bg-style-scroll av-section-color-overlay-active av-minimum-height av-minimum-height-custom av-height-custom  container_wrap fullsize'  data-section-bg-repeat='stretch' data-av_minimum_height_px='400'><div class=\"av-section-color-overlay-wrap\"><div class=\"av-section-color-overlay\"><\/div><div class='container av-section-cont-open' style='height:400px'><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-113726'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lp13jptg-63eddbf62092de98163adfceeefc58b4\">\n#top .av_textblock_section.av-lp13jptg-63eddbf62092de98163adfceeefc58b4 .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-lp13jptg-63eddbf62092de98163adfceeefc58b4 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h1 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"ASTM_E399\"><\/span>ASTM E399<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<\/div><\/section>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-s1zpau-de7e9c4e65155d0786b727bb6c986f5f\">\n#top .hr.hr-invisible.av-s1zpau-de7e9c4e65155d0786b727bb6c986f5f{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-s1zpau-de7e9c4e65155d0786b727bb6c986f5f hr-invisible  avia-builder-el-2  el_after_av_textblock  el_before_av_textblock '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lp13jyh5-4a9392d1352b953e455a9920b048676c\">\n#top .av_textblock_section.av-lp13jyh5-4a9392d1352b953e455a9920b048676c .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-lp13jyh5-4a9392d1352b953e455a9920b048676c '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><h2 style=\"text-align: center;\"><span class=\"ez-toc-section\" id=\"Test_di_resistenza_alla_frattura_dei_materiali_metallici\"><\/span><strong>Test di resistenza alla frattura dei materiali metallici<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<\/div><\/section>\n<\/div><\/div><\/main><!-- close content main element --><\/div><\/div><\/div><div id='after_section_1'  class='main_color av_default_container_wrap container_wrap fullsize'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-full alpha units'><div class='post-entry post-entry-type-page post-entry-113726'><div class='entry-content-wrapper clearfix'><div  class='flex_column av-a2t75hy-8867e5f8db00a9f77dcd9d04a327d3c0 av_one_fifth  avia-builder-el-4  el_after_av_section  el_before_av_three_fifth  avia-builder-el-first  first flex_column_div  '     ><\/div><\/p>\n<div  class='flex_column av-9h8y6za-389868629b92df4682dd5622a3abb370 av_three_fifth  avia-builder-el-5  el_after_av_one_fifth  el_before_av_one_fifth  flex_column_div  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnimbzcf-6b2a84a0193d0ca2da52322a6c981693\">\n#top .av_textblock_section.av-lnimbzcf-6b2a84a0193d0ca2da52322a6c981693 .avia_textblock{\nfont-size:18px;\n}\n<\/style>\n<section  class='av_textblock_section av-lnimbzcf-6b2a84a0193d0ca2da52322a6c981693 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>Sperimentate l&#8217;eccellenza in STEP Lab, dove progettiamo macchine di prova che ridefiniscono gli standard del settore. Il nostro impegno per la precisione e l&#8217;innovazione garantisce prestazioni e affidabilit\u00e0 superiori, soddisfacendo e superando le vostre esigenze di test. Conformi a standard internazionali come <strong>ASTM E399<\/strong>, le nostre soluzioni garantiscono qualit\u00e0 ed efficienza di alto livello.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">PAGE CONTENT<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #a81010;color:#a81010\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #a81010;color:#a81010\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#ASTM_E399\" >ASTM E399<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#Test_di_resistenza_alla_frattura_dei_materiali_metallici\" >Test di resistenza alla frattura dei materiali metallici<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#CHE_COSE_LASTM_E399\" >CHE COS&#8217;\u00c8 L&#8217;ASTM E399?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#COSA_MISURA_LASTM_E399\" >COSA MISURA L&#8217;ASTM E399?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#PERCHE_LASTM_E399_E_IMPORTANTE\" >PERCH\u00c9 L&#8217;ASTM E399 \u00c8 IMPORTANTE?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#ASTM_E399_%E2%80%93_DUE_PARTI_PRINCIPALI\" >ASTM E399 &#8211; DUE PARTI PRINCIPALI<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#COME_CONDURRE_UN_TEST_ASTM_E399\" >COME CONDURRE UN TEST ASTM E399?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/step-lab.com\/it\/astm\/astm-e399\/#MACCHINE_DI_PROVA_PER_ASTM_E399\" >MACCHINE DI PROVA PER ASTM E399<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnip5g4k-6698dba274103a68d30e9d05a1c5838f\">\n#top .hr.hr-invisible.av-lnip5g4k-6698dba274103a68d30e9d05a1c5838f{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-lnip5g4k-6698dba274103a68d30e9d05a1c5838f hr-invisible'><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnip594k-9af56c4db2effe03fc29408419886359\">\n#top .av_textblock_section.av-lnip594k-9af56c4db2effe03fc29408419886359 .avia_textblock{\nfont-size:18px;\n}\n<\/style>\n<section  class='av_textblock_section av-lnip594k-9af56c4db2effe03fc29408419886359 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h3><span class=\"ez-toc-section\" id=\"CHE_COSE_LASTM_E399\"><\/span>CHE COS&#8217;\u00c8 L&#8217;ASTM E399? <br \/><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La norma <strong>ASTM E399<\/strong> definisce la metodologia per la determinazione della resistenza alla frattura (K<sub>Ic<\/sub> e facoltativamente K<sub>Isi<\/sub>) dei materiali metallici in condizioni di deformazione piana prevalentemente lineare-elastica. Comporta l&#8217;utilizzo di provini precompressi per fatica con uno spessore di 1,6 mm o superiore, sottoposti a una forza di spostamento della cricca gradualmente crescente.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"COSA_MISURA_LASTM_E399\"><\/span>COSA MISURA L&#8217;ASTM E399?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La ASTM E399 misura la <strong>resistenza alla frattura<\/strong>, specificamente indicata come K<sub>Ic<\/sub>. La resistenza alla frattura caratterizza la resistenza di un materiale alla frattura in condizioni di sollecitazione lineare-elastica e di severo vincolo di trazione. Riflette il comportamento del materiale in presenza di una cricca netta, che si avvicina alla deformazione piana di tritensione in prossimit\u00e0 del fronte della cricca, mantenendo una piccola zona plastica rispetto alle dimensioni della cricca, allo spessore del provino e al legamento davanti alla cricca.<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnipgqfx-d1e1a6ab5c6b14ae73fbf014727b911c\">\n#top .hr.hr-invisible.av-lnipgqfx-d1e1a6ab5c6b14ae73fbf014727b911c{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-lnipgqfx-d1e1a6ab5c6b14ae73fbf014727b911c hr-invisible'><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lniphq5m-a4a7a3b5a3857bd2f88560cc7c01b2ea\">\n.avia-image-container.av-lniphq5m-a4a7a3b5a3857bd2f88560cc7c01b2ea img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-lniphq5m-a4a7a3b5a3857bd2f88560cc7c01b2ea .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-lniphq5m-a4a7a3b5a3857bd2f88560cc7c01b2ea av-styling- avia-align-center'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-106535 avia-img-lazy-loading-not-106535 avia_image ' src=\"https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/FRACTURE-TEST-960x430.png\" alt='' title='FRACTURE TEST'  height=\"430\" width=\"960\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-3a876428eececa9d35452247ddb053af\">\n#top .hr.hr-invisible.av-av_hr-3a876428eececa9d35452247ddb053af{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-av_hr-3a876428eececa9d35452247ddb053af hr-invisible'><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnip74zk-bff03b588620857d9910efff1c84be90\">\n#top .av_textblock_section.av-lnip74zk-bff03b588620857d9910efff1c84be90 .avia_textblock{\nfont-size:18px;\n}\n<\/style>\n<section  class='av_textblock_section av-lnip74zk-bff03b588620857d9910efff1c84be90 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h3><span class=\"ez-toc-section\" id=\"PERCHE_LASTM_E399_E_IMPORTANTE\"><\/span>PERCH\u00c9 L&#8217;ASTM E399 \u00c8 IMPORTANTE?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La determinazione della tenacit\u00e0 alla frattura \u00e8 fondamentale per <strong>valutare l&#8217;integrit\u00e0 strutturale e l&#8217;affidabilit\u00e0 dei materiali metallici<\/strong>, soprattutto nelle applicazioni critiche in cui la resistenza alla frattura \u00e8 fondamentale. La norma ASTM E399 fornisce procedure standardizzate per ottenere i valori di tenacit\u00e0 alla frattura, consentendo a produttori, ingegneri e ricercatori di prendere decisioni informate in merito alla selezione dei materiali, all&#8217;ottimizzazione della progettazione e all&#8217;analisi dei guasti.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"ASTM_E399_%E2%80%93_DUE_PARTI_PRINCIPALI\"><\/span>ASTM E399 &#8211; DUE PARTI PRINCIPALI <br \/><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Lo standard ASTM E399 comprende due parti principali.<\/p>\n<ul>\n<li>La <strong>prima parte<\/strong> delinea le raccomandazioni e i requisiti generali per le prove di resistenza alla frattura, comprese le linee guida specifiche per la procedura di prova K<sub>Ic<\/sub>. <br \/> Copre aspetti essenziali come la preparazione dei provini, le configurazioni di carico e i metodi di analisi dei dati necessari per condurre prove accurate e affidabili.<\/li>\n<li>La <strong>seconda parte <\/strong> \u00e8 costituita da raccomandazioni dettagliate per la progettazione di misuratori di spostamento e dispositivi di carico, da requisiti speciali per le configurazioni individuali dei provini e da procedure complete per la precompressione da fatica.<\/li>\n<\/ul>\n<p>Insieme, queste due parti forniscono un quadro completo per la conduzione di prove di tenacit\u00e0 alla frattura secondo gli standard ASTM E399.<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnipd49g-5ab10050875e2ba4dce0f6207bd32e09\">\n.avia-image-container.av-lnipd49g-5ab10050875e2ba4dce0f6207bd32e09 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-lnipd49g-5ab10050875e2ba4dce0f6207bd32e09 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-lnipd49g-5ab10050875e2ba4dce0f6207bd32e09 av-styling- avia-align-center'   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-106544 avia-img-lazy-loading-not-106544 avia_image ' src=\"https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/fracture_mechanics_COD_gage-Model_3541-with_CT_specimen-300x192.jpg\" alt='Epsilon One Extensometer' title='Epsilon One Extensometer'  height=\"192\" width=\"300\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/fracture_mechanics_COD_gage-Model_3541-with_CT_specimen-300x192.jpg 300w, https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/fracture_mechanics_COD_gage-Model_3541-with_CT_specimen-1030x659.jpg 1030w, https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/fracture_mechanics_COD_gage-Model_3541-with_CT_specimen-768x491.jpg 768w, https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/fracture_mechanics_COD_gage-Model_3541-with_CT_specimen-705x451.jpg 705w, https:\/\/step-lab.com\/wp-content\/uploads\/2024\/02\/fracture_mechanics_COD_gage-Model_3541-with_CT_specimen.jpg 1040w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-8sprs7q-82b068d5b1a8b6bcdfc373033ad5d47e\">\n#top .hr.hr-invisible.av-8sprs7q-82b068d5b1a8b6bcdfc373033ad5d47e{\nheight:50px;\n}\n<\/style>\n<div  class='hr av-8sprs7q-82b068d5b1a8b6bcdfc373033ad5d47e hr-invisible'><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnip7iul-44c1d6fd6ca2867827c4c69f414f9eb3\">\n#top .av_textblock_section.av-lnip7iul-44c1d6fd6ca2867827c4c69f414f9eb3 .avia_textblock{\nfont-size:18px;\n}\n<\/style>\n<section  class='av_textblock_section av-lnip7iul-44c1d6fd6ca2867827c4c69f414f9eb3 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h3><span class=\"ez-toc-section\" id=\"COME_CONDURRE_UN_TEST_ASTM_E399\"><\/span>COME CONDURRE UN TEST ASTM E399?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La procedura di test ASTM E399 prevede le seguenti fasi:<\/p>\n<ol>\n<li>Iniziare a preparare il campione secondo le linee guida indicate nella norma.<\/li>\n<li>Misurare la larghezza e lo spessore del campione intagliato e documentare le misure come riferimento.<\/li>\n<li>Caricare il campione preparato nel dispositivo designato, assicurando un allineamento corretto.<\/li>\n<li>Collegare il misuratore di spostamento all&#8217;apertura della fessura del provino per misurare con precisione lo spostamento dell&#8217;apertura della bocca della fessura (CMOD).<\/li>\n<li>Applicare il carico al provino in conformit\u00e0 alle specifiche prescritte dalla norma.<\/li>\n<li>Eseguire la prova, aumentando progressivamente il carico fino a quando la forza applicata raggiunge la forza massima che il campione pu\u00f2 sopportare.<\/li>\n<li>Durante l&#8217;intero processo di prova, registrare la forza massima applicata sul campione per l&#8217;analisi dei dati e la stesura dei rapporti.<\/li>\n<\/ol>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lniopw1b-2b6f92d46338e82bdd3020f63ec15e6f\">\n#top .hr.hr-invisible.av-lniopw1b-2b6f92d46338e82bdd3020f63ec15e6f{\nheight:100px;\n}\n<\/style>\n<div  class='hr av-lniopw1b-2b6f92d46338e82bdd3020f63ec15e6f hr-invisible'><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><\/p><\/div><div  class='flex_column av-8n6uv06-b477c06b8f06684125d57542ba7e65dc av_one_fifth flex_column_div  '     ><\/div><\/p>\n<div  class='flex_column av-8474nw6-1a8c78c3b031abb0343757646d18d239 av_one_fifth first flex_column_div  '     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width=\"845\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/step-lab.com\/wp-content\/uploads\/2022\/06\/Statiche-845x684.png 845w, https:\/\/step-lab.com\/wp-content\/uploads\/2022\/06\/Statiche-495x400.png 495w\" sizes=\"(max-width: 845px) 100vw, 845px\" \/><\/div><\/div><\/div><\/div>\n<div  class='flex_column av-6uufno6-ea50bcc3bd8e698d8c441ed06aeb9fa4 av_one_third flex_column_div  '     ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-lnijs7ll-4d508c243b00316a168df36a626f27c6\">\n#top .av_textblock_section.av-lnijs7ll-4d508c243b00316a168df36a626f27c6 .avia_textblock{\nfont-size:16px;\n}\n<\/style>\n<section  class='av_textblock_section av-lnijs7ll-4d508c243b00316a168df36a626f27c6 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><h3><span class=\"ez-toc-section\" id=\"MACCHINE_DI_PROVA_PER_ASTM_E399\"><\/span>MACCHINE DI PROVA PER ASTM E399<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Le nostre macchine per prove dinamiche e di fatica rappresentano una soluzione versatile per l&#8217;esecuzione di prove che richiedono un&#8217;elevata precisione e velocit\u00e0 nel controllo della forza e della posizione.<\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Gamma di carichi dinamici fino a 200kN<\/li>\n<li>Zero manutenzione e facile installazione<\/li>\n<li>Basso consumo energetico<\/li>\n<li>Test altamente affidabili<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div><\/section>\n<p>[av_button label=&#8221;Per saperne di pi\u00f9 sulle nostre macchine di prova<br&#093;\" icon_select=\"no\" icon=\"ue800\" font=\"entypo-fontello\" link=\"page,74671\" link_target=\"\" size=\"small\" position=\"left\" label_display=\"\" title_attr=\"\" size-text=\"\" av-desktop-font-size-text=\"\" av-medium-font-size-text=\"\" av-small-font-size-text=\"\" av-mini-font-size-text=\"\" margin=\"\" margin_sync=\"true\" padding=\"\" 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