{"id":16725,"date":"2022-06-23T03:44:13","date_gmt":"2022-06-23T03:44:13","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16725"},"modified":"2022-06-23T03:44:14","modified_gmt":"2022-06-23T03:44:14","slug":"precautions-for-use-of-ball-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/precautions-for-use-of-ball-valve.html","title":{"rendered":"Precau\u00e7\u00f5es para a utiliza\u00e7\u00e3o da v\u00e1lvula de esfera"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-specific-precautions-for-use-of-ball-valve\"><strong>Precau\u00e7\u00f5es espec\u00edficas para uso da v\u00e1lvula esf\u00e9rica:<\/strong><\/h2>\n\n\n\n<p>Quando a v\u00e1lvula esf\u00e9rica est\u00e1 fechada, ainda h\u00e1 fluido sob press\u00e3o dentro do corpo da v\u00e1lvula. Antes da manuten\u00e7\u00e3o, alivie a press\u00e3o da tubula\u00e7\u00e3o e mantenha a v\u00e1lvula na posi\u00e7\u00e3o aberta. Antes da manuten\u00e7\u00e3o, desconecte a alimenta\u00e7\u00e3o ou o fornecimento de ar. Antes da manuten\u00e7\u00e3o, separe o atuador do suporte. \u00c9 necess\u00e1rio confirmar se a press\u00e3o dos tubos a montante e a jusante da v\u00e1lvula esfera foi removida antes da desmontagem. Durante a desmontagem e remontagem, deve-se ter cuidado para evitar danos \u00e0 superf\u00edcie de veda\u00e7\u00e3o das pe\u00e7as, especialmente pe\u00e7as n\u00e3o met\u00e1licas. Ferramentas especiais devem ser usadas ao retirar o O-ring. Durante a montagem, os parafusos do flange devem ser apertados simetricamente, passo a passo e uniformemente. O agente de limpeza deve ser compat\u00edvel com as pe\u00e7as de borracha, pe\u00e7as de pl\u00e1stico, pe\u00e7as de metal e meio de trabalho (como g\u00e1s) na v\u00e1lvula esf\u00e9rica.<\/p>\n\n\n\n<p>Quando o meio de trabalho \u00e9 g\u00e1s, as pe\u00e7as met\u00e1licas podem ser limpas com gasolina (GB484-89). Limpe as pe\u00e7as n\u00e3o met\u00e1licas com \u00e1gua pura ou \u00e1lcool. As pe\u00e7as individuais desmontadas podem ser lavadas por imers\u00e3o. Para as pe\u00e7as met\u00e1licas que n\u00e3o foram decompostas, pode-se usar para esfregar um pano de seda limpo e fino impregnado com agente de limpeza (para evitar que a fibra caia e adira \u00e0s pe\u00e7as). Durante a limpeza, toda graxa, sujeira, cola e poeira aderida \u00e0 parede dever\u00e3o ser removidas. As pe\u00e7as n\u00e3o met\u00e1licas devem ser retiradas do agente de limpeza imediatamente ap\u00f3s a limpeza e n\u00e3o devem ficar encharcadas por muito tempo. Ap\u00f3s a limpeza, ele precisa ser montado ap\u00f3s a evapora\u00e7\u00e3o do agente de limpeza na parede lavada (pode ser limpo com pano de seda sem agente de limpeza), mas n\u00e3o pode ser usado por muito tempo, caso contr\u00e1rio enferrujar\u00e1 e ser\u00e1 polu\u00eddo por p\u00f3. As pe\u00e7as novas precisam ser limpas antes da montagem. Graxa lubrificante pode ser usada para lubrifica\u00e7\u00e3o.<\/p>\n\n\n\n<p>A graxa deve ser compat\u00edvel com materiais met\u00e1licos, pe\u00e7as de borracha, pe\u00e7as pl\u00e1sticas e meios de trabalho da v\u00e1lvula de esfera. Quando o meio de trabalho for g\u00e1s, pode-se usar graxa como a graxa Especial 221. Aplique uma fina camada de graxa na superf\u00edcie da ranhura de instala\u00e7\u00e3o da veda\u00e7\u00e3o, aplique uma fina camada de graxa na veda\u00e7\u00e3o de borracha e aplique uma fina camada de graxa na superf\u00edcie de veda\u00e7\u00e3o e na superf\u00edcie de fric\u00e7\u00e3o da haste da v\u00e1lvula. Durante a montagem, lascas de metal, fibras, graxa (exceto as especificadas), poeira e outras impurezas, materiais estranhos e outros poluentes n\u00e3o devem aderir \u00e0 superf\u00edcie das pe\u00e7as ou entrar na cavidade interna.<\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Etiquetas relacionadas :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/\">V\u00e1lvula ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/difference-between-gate-valves-and-ball-valves.html\/\">V\u00e1lvula de gaveta vs V\u00e1lvula de esfera<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diferen\u00e7a entre a v\u00e1lvula de gaveta e a v\u00e1lvula de borboleta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/produto\/manual-gate-valve\/\">V\u00e1lvula de gaveta de acionamento manual Fabricante<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/china-gate-valves-suppliersnon-rising-stem-gate-valvesks-gate-valves.html\/\">O que \u00e9 uma v\u00e1lvula de gaveta?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/tag\/shanghai-pressure-reducing-valve-factory\/\">F\u00e1brica de v\u00e1lvulas redutoras de press\u00e3o de Xangai<\/a>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Precau\u00e7\u00f5es espec\u00edficas para a utiliza\u00e7\u00e3o da v\u00e1lvula de esfera: Quando a v\u00e1lvula de macho esf\u00e9rico est\u00e1 fechada, ainda existe fluido sob press\u00e3o no interior do corpo da v\u00e1lvula. ... <a title=\"Precau\u00e7\u00f5es para a utiliza\u00e7\u00e3o da v\u00e1lvula de esfera\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/precautions-for-use-of-ball-valve.html\" aria-label=\"Mais em Precau\u00e7\u00f5es para Uso da V\u00e1lvula Esfera\">Ler mais<\/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":[1927],"tags":[2204,2426],"class_list":["post-16725","post","type-post","status-publish","format-standard","hentry","category-ball-valve","tag-ball-valves","tag-use-of-ball-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\/pt\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1927,"name":"Ball Valve","slug":"ball-valve","term_group":0,"term_taxonomy_id":1927,"taxonomy":"category","description":"Ball Valve Description","parent":0,"count":82,"filter":"raw","cat_ID":1927,"category_count":82,"category_description":"Ball Valve Description","cat_name":"Ball Valve","category_nicename":"ball-valve","category_parent":0}],"tag_info":[{"term_id":2204,"name":"Ball Valves","slug":"ball-valves","term_group":0,"term_taxonomy_id":2204,"taxonomy":"post_tag","description":"","parent":0,"count":38,"filter":"raw"},{"term_id":2426,"name":"use of ball valve","slug":"use-of-ball-valve","term_group":0,"term_taxonomy_id":2426,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1927,"label":"Ball Valve"}],"post_tag":[{"value":2204,"label":"Ball Valves"},{"value":2426,"label":"use of ball valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Precautions for Use of Ball 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\/pt\/precautions-for-use-of-ball-valve.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Precautions for Use of Ball Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"Specific precautions for use of ball valve: When the ball valve is closed, there is still pressure fluid inside the valve body. ... 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