{"id":946,"date":"2024-09-26T15:48:00","date_gmt":"2024-09-26T07:48:00","guid":{"rendered":"https:\/\/www.darko-tech.com\/?post_type=products&#038;p=946"},"modified":"2024-12-04T11:12:33","modified_gmt":"2024-12-04T03:12:33","slug":"valvula-de-borboleta-pneumatica","status":"publish","type":"products","link":"https:\/\/www.darko-tech.com\/pt\/produtos\/valvula-de-borboleta-pneumatica\/","title":{"rendered":"V\u00e1lvula de borboleta pneum\u00e1tica"},"content":{"rendered":"<h2>Par\u00e2metros de especifica\u00e7\u00e3o<\/h2>\n<p>Os principais par\u00e2metros da v\u00e1lvula de borboleta pneum\u00e1tica s\u00e3o os seguintes<\/p>\n<ul>\n<li><strong>Di\u00e2metro nominal<\/strong>: DN 40 a DN 1400 mm.<\/li>\n<li><strong>Material do corpo da v\u00e1lvula<\/strong>: ferro fundido cinzento, ferro fundido d\u00factil, a\u00e7o carbono e a\u00e7o inoxid\u00e1vel.<\/li>\n<li><strong>Temperatura aplic\u00e1vel<\/strong>: de -20\u2103 a 100\u2103.<\/li>\n<li><strong>\u00c2ngulo de rota\u00e7\u00e3o<\/strong>: 90\u00b0 \u00b1 3\u00b0.<\/li>\n<li><strong>M\u00e9todo de controlo<\/strong>: articula\u00e7\u00e3o pneum\u00e1tica, de parafuso sem fim, el\u00e9ctrica e electro-hidr\u00e1ulica.<\/li>\n<li><strong>Acess\u00f3rios pneum\u00e1ticos<\/strong>: Estes incluem v\u00e1lvulas solen\u00f3ides, filtros de ar, posicionadores e interruptores de sinal, que melhoram o desempenho e a precis\u00e3o do controlo.<\/li>\n<li><strong>Objectivos funcionais<\/strong>: \u00c9 utilizado principalmente para controlo de ligar\/desligar, regula\u00e7\u00e3o proporcional e fecho de emerg\u00eancia, tornando-o adequado para uma variedade de aplica\u00e7\u00f5es industriais.<\/li>\n<li><strong>Meios de comunica\u00e7\u00e3o aplic\u00e1veis<\/strong>: l\u00edquidos, gases e p\u00f3s.<\/li>\n<li><strong>Material do disco<\/strong>:  QT 450, WCB, 304, e 316 L.<\/li>\n<li><strong>Press\u00e3o nominal<\/strong>: 0,1 MPa a 2,5 MPa.<\/li>\n<\/ul>\n<p><strong>\u00c1reas de aplica\u00e7\u00e3o<\/strong>: alimenta\u00e7\u00e3o, qu\u00edmica, petr\u00f3leo, eletricidade <a href=\"https:\/\/www.darko-tech.com\/pt\/en\/central-electrica\/\">pot\u00eancia<\/a> e outros <a href=\"https:\/\/www.darko-tech.com\/pt\/en\/sectores-que-servimos\/\">ind\u00fastrias<\/a><\/p>\n<p><!--more--><\/p>\n<p><!--more--><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2429 size-large\" src=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/pneumatic-butterfly-valve-drawing-1024x762.jpeg\" alt=\"\" width=\"800\" height=\"595\" srcset=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/pneumatic-butterfly-valve-drawing-1024x762.jpeg 1024w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/pneumatic-butterfly-valve-drawing-300x223.jpeg 300w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/pneumatic-butterfly-valve-drawing-768x571.jpeg 768w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/pneumatic-butterfly-valve-drawing-1536x1143.jpeg 1536w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/pneumatic-butterfly-valve-drawing-2048x1524.jpeg 2048w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2>Quais s\u00e3o as vantagens da v\u00e1lvula de borboleta pneum\u00e1tica?<\/h2>\n<ul>\n<li><strong>Resposta r\u00e1pida<\/strong><\/li>\n<\/ul>\n<p>Utiliza um atuador pneum\u00e1tico para controlar a abertura e o fecho da v\u00e1lvula, permitindo uma resposta r\u00e1pida e possibilitando mudan\u00e7as r\u00e1pidas no fluxo do fluido.<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Poupan\u00e7a de espa\u00e7o<\/strong><\/li>\n<\/ul>\n<p>A v\u00e1lvula de borboleta pneum\u00e1tica tem um tamanho relativamente pequeno e uma estrutura compacta, economizando espa\u00e7o de instala\u00e7\u00e3o, facilitando a instala\u00e7\u00e3o e a manuten\u00e7\u00e3o em \u00e1reas confinadas.<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Baixa perda de press\u00e3o<\/strong><\/li>\n<\/ul>\n<p>A estrutura interna \u00e9 simples, com caminhos de fluxo internos relativamente rectos, resultando numa menor resist\u00eancia \u00e0 passagem do fluido, reduzindo assim a perda de press\u00e3o no sistema de tubagem.<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Forte resist\u00eancia \u00e0 corros\u00e3o<\/strong><\/li>\n<\/ul>\n<p>A Drako normalmente fabrica o corpo e a sede da v\u00e1lvula com materiais resistentes \u00e0 corros\u00e3o. Esses materiais incluem a\u00e7o inoxid\u00e1vel, a\u00e7o duplex e bronze de alum\u00ednio. Eles oferecem alta resist\u00eancia a meios corrosivos.<\/p>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>Boa capacidade de ajuste<\/strong><\/li>\n<\/ul>\n<p>Permite a regula\u00e7\u00e3o da abertura da v\u00e1lvula. Isto \u00e9 efectuado atrav\u00e9s da regula\u00e7\u00e3o da press\u00e3o da alimenta\u00e7\u00e3o de ar. Oferece uma ampla gama de regula\u00e7\u00e3o e uma elevada precis\u00e3o. Esta capacidade satisfaz v\u00e1rios requisitos de controlo de caudal.<\/p>\n<p>Para mais informa\u00e7\u00f5es ou quest\u00f5es t\u00e9cnicas, n\u00e3o hesite em contactar\u00a0<a href=\"https:\/\/www.darko-tech.com\/pt\/en\/contactar-nos\/\">contactar-nos<\/a>. Teremos todo o gosto em ajudar-te.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1538 aligncenter\" src=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/Pneumatic-butterfly-valve.jpg\" alt=\"\" width=\"900\" height=\"454\" srcset=\"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/Pneumatic-butterfly-valve.jpg 900w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/Pneumatic-butterfly-valve-300x151.jpg 300w, https:\/\/www.darko-tech.com\/wp-content\/uploads\/2024\/06\/Pneumatic-butterfly-valve-768x387.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>A v\u00e1lvula de borboleta pneum\u00e1tica tem uma excelente fun\u00e7\u00e3o de veda\u00e7\u00e3o bidirecional. \u00c9 constitu\u00edda por um atuador pneum\u00e1tico e uma v\u00e1lvula de borboleta. A v\u00e1lvula de borboleta pneum\u00e1tica realiza ac\u00e7\u00f5es de abertura e fecho atrav\u00e9s de uma placa de borboleta circular que roda com a haste da v\u00e1lvula. Esta v\u00e1lvula \u00e9 utilizada principalmente para controlo de ligar\/desligar, mas tamb\u00e9m pode ser concebida para ter fun\u00e7\u00f5es de estrangulamento ou regula\u00e7\u00e3o. \u00c9 o melhor dispositivo para regular o fluxo, cortar ou ligar fluidos em condutas com diferentes meios, como petr\u00f3leo, ind\u00fastria qu\u00edmica, metalurgia, energia el\u00e9ctrica, alimenta\u00e7\u00e3o, medicina, abastecimento e drenagem de \u00e1gua, transporte de g\u00e1s, etc.<\/p>","protected":false},"featured_media":3752,"parent":0,"menu_order":0,"template":"","product":[84],"size":[],"material":[],"class_list":["post-946","products","type-products","status-publish","has-post-thumbnail","hentry","product-high-quality-valves-reliable-solutions-for-fluid-control"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pneumatic butterfly valve | DARKO<\/title>\n<meta name=\"description\" content=\"The pneumatic butterfly valve uses a pneumatic actuator to control the opening and closing of the valve. 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