{"id":16563,"date":"2022-06-21T07:50:00","date_gmt":"2022-06-21T07:50:00","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16563"},"modified":"2022-06-21T07:50:00","modified_gmt":"2022-06-21T07:50:00","slug":"characteristics-application-and-disadvantages-of-butterfly-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/de\/characteristics-application-and-disadvantages-of-butterfly-valve.html","title":{"rendered":"Eigenschaften, Anwendung und Nachteile der Absperrklappe"},"content":{"rendered":"<p>Das Absperrventil ist wegen seiner schnellen \u00d6ffnungs- und Schlie\u00dfgeschwindigkeit, seiner Selbstdichtungstendenz und seines geringen Gewichts beliebt. Es wird h\u00e4ufig in Ger\u00e4ten mit gro\u00dfem und mittlerem Kaliber bei mittlerem und niedrigem Druck verwendet. Insbesondere in den letzten Jahren hat das Absperrventil mit dreidimensionaler exzentrischer Hartdichtung die Arbeitstemperatur des Absperrventils erheblich verbessert.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-but-the-butterfly-valve-has-two-problems\"><strong>Allerdings gibt es mit der Absperrklappe zwei Probleme:<\/strong><\/h2>\n\n\n\n<p>Erstens ist das \u00d6ffnungs- und Schlie\u00dfdrehmoment des Ventils aufgrund der radialen Exzentrizit\u00e4t der Ventilstange und der Reibungskraft der Dichtfl\u00e4che gro\u00df;<\/p>\n\n\n\n<p>Zweitens aufgrund des Spalts zwischen der Ventilstange und dem Ventilk\u00f6rper und der Interferenzverformung der Drosselklappe und der Ventilstange, wenn die Drosselklappe unter Druck steht, die Dichtleistung der&nbsp;<a href=\"https:\/\/zecovalve.com\/de\/products\/butterfly-valve\/\">Absperrklappe<\/a>&nbsp;Die Zufuhr des Mediums von der Seite mit der Ventilstange ist gut, sodass die Dichtungsanforderungen nicht erf\u00fcllt werden k\u00f6nnen, wenn das Medium umgekehrt zugef\u00fchrt wird. Fr\u00fcher wurde dies als Einwegdichtung bezeichnet, die nicht nur Kugelh\u00e4hnen, Schiebern und anderen Zweiwege-Dichtungsventilen unterlegen ist, sondern in vielen F\u00e4llen auch die Anforderungen der Benutzer nicht erf\u00fcllen kann. Noch wichtiger ist, dass es die Anforderungen der Norm nicht erf\u00fcllt.<\/p>\n\n\n\n<p>GB\/T13927 schreibt vor, dass das \u201eAbsperrventil\u201c das Medium in die f\u00fcr die Abdichtung ung\u00fcnstigste Richtung einf\u00fchren und Druck aus\u00fcben soll. Das Absperrventil mit symmetrischem Ventil kann in jede Richtung unter Druck gesetzt werden.<\/p>\n\n\n\n<p>Es ist ersichtlich, dass die Absperrklappe, die nur auf eine Art abgedichtet werden kann, gem\u00e4\u00df den Anforderungen von GB\/T13927 nicht qualifiziert ist.<\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Verwandte Tags:<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/\">ZECO-Ventil<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/produkt\/manual-gate-valve\/\">Hersteller von manuell bet\u00e4tigten Absperrschiebern<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/what-is-an-axial-flow-silent-check-valve.html\/\">Was ist ein Axialr\u00fcckschlagventil<\/a>\n\n<\/div>\n\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/the-function-of-globe-valve-in-pipeline-system.html\/\">Was sind Absperrventile?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/gate-valve-problems.html\/\">Reparatur von Absperrschiebern<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/difference-between-gate-valves-and-ball-valves.html\/\">Schieberventil vs. Kugelhahn<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/introduction-of-epdm-nbr-butterfly-valve-seat-industrial-valve-information-news-zeco-valve.html\/\">NBR-Absperrklappe<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/difference-between-gate-valve-and-butterfly-valve.html\/\">Unterschied zwischen Absperrschieber und Absperrklappe<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/de\/tag\/shanghai-pressure-reducing-valve-factory\/\">Shanghai Druckminderventilfabrik<\/a>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Das Absperrventil ist wegen seiner schnellen \u00d6ffnungs- und Schlie\u00dfgeschwindigkeit, seiner Selbstdichtungstendenz und seines geringen Gewichts beliebt. Es wird h\u00e4ufig in gro\u00dfen und mittelgro\u00dfen Ger\u00e4ten verwendet \u2026 <a title=\"Eigenschaften, Anwendung und Nachteile der Absperrklappe\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/de\/characteristics-application-and-disadvantages-of-butterfly-valve.html\" aria-label=\"Mehr zu Eigenschaften Anwendung und Nachteile von Absperrklappen\">Weiterlesen ...<\/a><\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[2210],"tags":[1957,2074],"class_list":["post-16563","post","type-post","status-publish","format-standard","hentry","category-butterfly-valve","tag-butterfly-valve","tag-disadvantages-of-butterfly-valve","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":false,"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/de\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":2210,"name":"Butterfly Valve","slug":"butterfly-valve","term_group":0,"term_taxonomy_id":2210,"taxonomy":"category","description":"","parent":0,"count":49,"filter":"raw","cat_ID":2210,"category_count":49,"category_description":"","cat_name":"Butterfly Valve","category_nicename":"butterfly-valve","category_parent":0}],"tag_info":[{"term_id":1957,"name":"butterfly valve","slug":"butterfly-valve","term_group":0,"term_taxonomy_id":1957,"taxonomy":"post_tag","description":"","parent":0,"count":30,"filter":"raw"},{"term_id":2074,"name":"disadvantages of butterfly valve","slug":"disadvantages-of-butterfly-valve","term_group":0,"term_taxonomy_id":2074,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"}],"taxonomy_info":{"category":[{"value":2210,"label":"Butterfly Valve"}],"post_tag":[{"value":1957,"label":"butterfly valve"},{"value":2074,"label":"disadvantages of butterfly valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Characteristics Application and Disadvantages of Butterfly Valve - ZECO Valve<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zecovalve.com\/de\/characteristics-application-and-disadvantages-of-butterfly-valve.html\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Characteristics Application and Disadvantages of Butterfly Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"The butterfly valve is popular because of its fast opening and&nbsp;closing&nbsp;speed,&nbsp;self-sealing&nbsp;tendency and light weight. 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