A a\u00e7\u00e3o de chave de duas posi\u00e7\u00f5es \u00e9 usada principalmente no sistema de suprimento de \u00e1gua de grandes conjuntos geradores. \u00c9 um equipamento importante para prevenir a vaporiza\u00e7\u00e3o da bomba de alimenta\u00e7\u00e3o da caldeira e uma das v\u00e1lvulas reguladoras chave em usinas de energia. \u00c9 tamb\u00e9m comumente usada em aplica\u00e7\u00f5es de controle de duas posi\u00e7\u00f5es com alta diferencial de press\u00e3o em petr\u00f3leo, qu\u00edmica e outras ind\u00fastrias.<\/p>\n
Dados t\u00e9cnicos:<\/p>\n
-DN:80-200
\n-Press\u00e3o: PN64-420
\nANSI Classe 900-2500
\n-Padr\u00e3o de conex\u00e3o: RF, RJ, BW, anel de veda\u00e7\u00e3o -Temperatura: -17\u2103~+300\u2103 -Caracter\u00edsticas de fluxo: chave de duas posi\u00e7\u00f5es -Vazamento: Classe IV<\/p>\n
Material:<\/p>\n
\u2013 Corpo da v\u00e1lvula: Forjado 20#
\n\u2013 Internos: a\u00e7o inoxid\u00e1vel endurecido com nitreto<\/p>\n
Opcional:<\/p>\n
nenhum<\/p>\n
Caracter\u00edsticas:<\/p>\n
\u2013 Corpo da v\u00e1lvula reto fundido ou reto forjado, angular
\n-As pe\u00e7as da luva podem ser balanceadas ou n\u00e3o balanceadas
\n-A superf\u00edcie de estrangulamento \u00e9 separada da superf\u00edcie de veda\u00e7\u00e3o, e as superf\u00edcies do n\u00facleo da v\u00e1lvula, luva do n\u00facleo da v\u00e1lvula e parte de estrangulamento s\u00e3o tratadas com endurecimento por infiltra\u00e7\u00e3o de am\u00f4nia
\nCanal de fluxo de estrangulamento multicamadas tipo labirinto, alterando constantemente a dire\u00e7\u00e3o do fluxo, controlando a velocidade do fluido, prevenindo danos por cavita\u00e7\u00e3o e permitindo press\u00e3o diferencial de at\u00e9 30MPa
\nTodos os internos podem ser desmontados rapidamente<\/p>","protected":false},"excerpt":{"rendered":"
A a\u00e7\u00e3o de chave de duas posi\u00e7\u00f5es \u00e9 usada principalmente no sistema de suprimento de \u00e1gua de grandes conjuntos geradores. \u00c9 um equipamento importante para prevenir a vaporiza\u00e7\u00e3o da bomba de alimenta\u00e7\u00e3o da caldeira e uma das v\u00e1lvulas reguladoras chave em usinas de energia. \u00c9 tamb\u00e9m comumente usada em aplica\u00e7\u00f5es de controle de duas posi\u00e7\u00f5es com alta diferencial de press\u00e3o em petr\u00f3leo, qu\u00edmica e outras 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