{"id":7357,"date":"2021-12-30T07:06:36","date_gmt":"2021-12-30T07:06:36","guid":{"rendered":"https:\/\/zecovalve.com\/news-the-difference-between-forged-and-cast-valves-industrial-valve-manufacturer.html"},"modified":"2022-09-07T02:11:38","modified_gmt":"2022-09-07T02:11:38","slug":"news-the-difference-between-forged-and-cast-valves-industrial-valve-manufacturer","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/news-the-difference-between-forged-and-cast-valves-industrial-valve-manufacturer.html","title":{"rendered":"Diferen\u00e7a entre v\u00e1lvulas forjadas e fundidas \u2013 v\u00e1lvula forjada versus v\u00e1lvula fundida"},"content":{"rendered":"<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">A v\u00e1lvula de fundi\u00e7\u00e3o \u00e9 fundida na v\u00e1lvula, o grau geral de press\u00e3o da v\u00e1lvula de fundi\u00e7\u00e3o \u00e9 relativamente baixo (como PN16, PN25, PN40, mas tamb\u00e9m h\u00e1 alta press\u00e3o, pode ser de 1500LD, 2500LB), a maior parte do calibre \u00e9 superior a DN50. As v\u00e1lvulas forjadas s\u00e3o forjadas. Eles geralmente s\u00e3o usados em tubula\u00e7\u00f5es de alto grau. O calibre \u00e9 pequeno e geralmente est\u00e1 abaixo de DN50.<\/span><\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-casting\">O que \u00e9 elenco?<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"205\" height=\"300\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/cast.jpg\" alt=\"\" class=\"wp-image-20730\"\/><\/figure>\n<\/div>\n\n\n<p>O n\u00facleo da fundi\u00e7\u00e3o consiste em aquecer o metal componente at\u00e9 um estado fundido e despej\u00e1-lo em um molde preparado. Embora o molde seja geralmente uma matriz, a fundi\u00e7\u00e3o em areia e a microfus\u00e3o s\u00e3o frequentemente usadas para ligas espec\u00edficas ou para pe\u00e7as com dimens\u00f5es e design incomuns. Depois que o metal esfria no formato b\u00e1sico desejado, o metal\u00fargico finaliza a pe\u00e7a com os detalhes solicitados pelo cliente, manualmente ou por meio de usinagem adicional.<\/p>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">O custo da produ\u00e7\u00e3o de fundi\u00e7\u00e3o de blanks \u00e9 baixo, para formatos complexos, principalmente com pe\u00e7as de cavidades complexas, mais pode mostrar sua economia; Ao mesmo tempo, possui ampla adaptabilidade e boas propriedades mec\u00e2nicas abrangentes.<\/span><\/p>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">Mas os materiais necess\u00e1rios para a produ\u00e7\u00e3o de fundi\u00e7\u00e3o (como metal, madeira, combust\u00edvel, materiais de moldagem, etc.) e equipamentos (como forno metal\u00fargico, m\u00e1quina de mistura de areia, m\u00e1quina de moldagem, m\u00e1quina de fabrica\u00e7\u00e3o de n\u00facleo, agitador, m\u00e1quina de jateamento, ferro fundido placa, etc.) s\u00e3o maiores e produzir\u00e3o poeira, gases nocivos e ru\u00eddo e poluir\u00e3o o meio ambiente.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hist\u00f3ria do elenco<\/h2>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">A fundi\u00e7\u00e3o \u00e9 um tipo de tecnologia de trabalho a quente de metal com uma hist\u00f3ria de cerca de 6.000 anos. Em 3.200 aC, pe\u00e7as fundidas de sapos de bronze apareceram na Mesopot\u00e2mia. Entre 13 aC e 10 aC, a China entrou no apogeu das fundi\u00e7\u00f5es de bronze, o processo atingiu um n\u00edvel bastante elevado, como a Dinastia Shang Simuwu quadrado Ding pesando 875 kg, a Dinastia dos Reinos Combatentes Jinghou Yi Zunpan e a Dinastia Han Ocidental espelho transparente s\u00e3o os produtos representativos da fundi\u00e7\u00e3o antiga. A fundi\u00e7\u00e3o inicial foi muito influenciada pela cer\u00e2mica, e a maioria das pe\u00e7as fundidas eram ferramentas ou utens\u00edlios para a produ\u00e7\u00e3o agr\u00edcola, religi\u00e3o, vida e outros aspectos, com forte colorido art\u00edstico. Em 513 a.C., a China produziu o primeiro ferro fundido registrado no mundo \u2013 o Jin Casting Ding (cerca de 270 kg). Por volta do s\u00e9culo VIII, a Europa come\u00e7ou a produzir ferro fundido. Ap\u00f3s a revolu\u00e7\u00e3o industrial no s\u00e9culo XVIII, as pe\u00e7as fundidas entraram em um novo per\u00edodo de atendimento \u00e0s grandes ind\u00fastrias. No s\u00e9culo 20, o r\u00e1pido desenvolvimento da fundi\u00e7\u00e3o, desenvolveu o ferro d\u00factil, ferro fundido male\u00e1vel, a\u00e7o inoxid\u00e1vel de carbono ultrabaixo e cobre alum\u00ednio, sil\u00edcio de alum\u00ednio, liga de alum\u00ednio e magn\u00e9sio, base de tit\u00e2nio, liga \u00e0 base de n\u00edquel e outros materiais met\u00e1licos fundidos, e inventou um novo processo para o ferro fundido cinzento realizar o tratamento. Ap\u00f3s a d\u00e9cada de 1950, novas tecnologias, como moldagem de alta press\u00e3o com areia \u00famida, moldagem de areia com endurecimento qu\u00edmico, fabrica\u00e7\u00e3o de machos, moldagem por press\u00e3o negativa e outras pe\u00e7as especiais de fundi\u00e7\u00e3o e jateamento foram introduzidas.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tipos de fundi\u00e7\u00e3o<\/h2>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">Existem muitos tipos de fundi\u00e7\u00e3o. De acordo com o m\u00e9todo de modelagem, ela \u00e9 normalmente dividida em 0 fundi\u00e7\u00e3o em areia comum, incluindo tipo de areia \u00famida, tipo de areia seca e areia de endurecimento qu\u00edmico tipo 3. (2) fundi\u00e7\u00e3o especial, materiais de moldagem por prensa e pode ser dividida em areia mineral natural como o principais materiais de moldagem de fundi\u00e7\u00e3o especial (por exemplo, fundi\u00e7\u00e3o de investimento, fundi\u00e7\u00e3o de molde, fundi\u00e7\u00e3o de molde de casca, fundi\u00e7\u00e3o de press\u00e3o negativa, fundi\u00e7\u00e3o de molde, fundi\u00e7\u00e3o de molde cer\u00e2mico, etc.) e metal como principal material de molde de fundi\u00e7\u00e3o especial (como fundi\u00e7\u00e3o de molde de metal, fundi\u00e7\u00e3o sob press\u00e3o, fundi\u00e7\u00e3o cont\u00ednua, fundi\u00e7\u00e3o de baixa press\u00e3o, fundi\u00e7\u00e3o centr\u00edfuga, etc.).<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Processo de fundi\u00e7\u00e3o<\/h2>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">O processo de fundi\u00e7\u00e3o geralmente inclui: (fundi\u00e7\u00e3o (recipientes) faz fundi\u00e7\u00e3o s\u00f3lida de metal l\u00edquido, a fundi\u00e7\u00e3o de acordo com os materiais pode ser dividida em molde de areia, metal, cer\u00e2mica, lama, grafite, etc., pode ser dividida pelo uso descart\u00e1vel, semipermanente e permanente tipo, qualidade de prepara\u00e7\u00e3o do molde s\u00e3o os principais fatores que influenciam a qualidade da fundi\u00e7\u00e3o; A fus\u00e3o e vazamento do metal fundido, metal fundido (liga de fundi\u00e7\u00e3o) inclui principalmente ferro fundido, a\u00e7o fundido e ligas n\u00e3o ferrosas fundidas (3) tratamento e inspe\u00e7\u00e3o de fundi\u00e7\u00e3o; tratamento de fundi\u00e7\u00e3o, incluindo a remo\u00e7\u00e3o de corpos estranhos no n\u00facleo e na superf\u00edcie de fundi\u00e7\u00e3o, remo\u00e7\u00e3o do riser de fundi\u00e7\u00e3o, rebarbas de retifica\u00e7\u00e3o com p\u00e1 e outras sali\u00eancias, tratamento t\u00e9rmico, modelagem, tratamento antiferrugem e usinagem \u00e1spera da v\u00e1lvula da bomba de entrada.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">O que \u00e9 forjamento?<\/h2>\n\n\n\n<p>Embora o aquecimento do metal componente tamb\u00e9m seja essencial para o forjamento, o aquecimento neste m\u00e9todo nunca \u00e9 t\u00e3o intenso a ponto de fazer com que o metal derreta. Em vez disso, ele \u00e9 simplesmente aquecido o suficiente para permitir que o metal\u00fargico conduza o forjamento com martelo ou, de outra forma, manipule-o em uma matriz preparada. Prensas gigantescas s\u00e3o utilizadas para produtos maiores e o m\u00e9todo de forjamento pode variar dependendo do produto final desejado; o forjamento pode ser um processo de forjamento a quente ou a frio, por exemplo, ou pode utilizar uma matriz aberta ou fechada.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"372\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red-1024x372.jpg\" alt=\"\" class=\"wp-image-20729\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red-1024x372.jpg 1024w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red-300x109.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red-768x279.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red-600x218.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red.jpg 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">Forjamento: \u00e9 o uso de m\u00e1quinas de forjamento na press\u00e3o do tarugo de metal, deforma\u00e7\u00e3o pl\u00e1stica para obter certas propriedades mec\u00e2nicas, uma certa forma e tamanho do m\u00e9todo de processamento de pe\u00e7as forjadas.<\/span><\/p>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">Um dos dois principais componentes do forjamento. Atrav\u00e9s do forjamento pode-se eliminar o metal fundido solto, furos de soldagem, as propriedades mec\u00e2nicas dos forjados s\u00e3o geralmente melhores do que as fundi\u00e7\u00f5es do mesmo material. Para as pe\u00e7as importantes com alta carga e severas condi\u00e7\u00f5es de trabalho em m\u00e1quinas, os forjados s\u00e3o principalmente utilizados al\u00e9m da chapa, perfil ou pe\u00e7as soldadas com formato simples que podem ser laminados.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tipos de forjamento<\/h2>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">O forjamento de acordo com o m\u00e9todo de conforma\u00e7\u00e3o pode ser dividido em: 0 forjamento aberto (forjamento livre). O uso de for\u00e7a ou press\u00e3o para fazer com que o metal entre os dois anti-ferro superior e inferior (bloco de bigorna) deforme para obter os forjados necess\u00e1rios, principalmente forjamento manual e forjamento mec\u00e2nico. \u2461 Forjamento em modo fechado. A pe\u00e7a bruta de metal \u00e9 deformada sob press\u00e3o na c\u00e2mara da matriz de forjamento de um determinado formato, e o forjamento pode ser dividido em forjamento, forjamento a frio, forjamento rotativo, extrus\u00e3o e assim por diante. De acordo com a temperatura de deforma\u00e7\u00e3o, o forjamento pode ser dividido em forjamento a quente (a temperatura de processamento \u00e9 superior \u00e0 temperatura de recristaliza\u00e7\u00e3o do metal em branco), forjamento a quente (inferior \u00e0 temperatura de recristaliza\u00e7\u00e3o) e forjamento a frio (temperatura normal).<\/span><\/p>\n\n\n\n<p><span style=\"font-family: arial, helvetica, sans-serif; font-size: small;\">O material de forjamento \u00e9 principalmente uma variedade de componentes de a\u00e7o carbono e ligas de a\u00e7o, seguidos de alum\u00ednio, magn\u00e9sio, tit\u00e2nio, cobre e suas ligas. O estado original do material inclui hastes, correntes de fundi\u00e7\u00e3o, p\u00f3s met\u00e1licos e metais l\u00edquidos. A raz\u00e3o entre a \u00e1rea da se\u00e7\u00e3o transversal do metal antes da deforma\u00e7\u00e3o e a \u00e1rea da se\u00e7\u00e3o da matriz ap\u00f3s a deforma\u00e7\u00e3o \u00e9 chamada de raz\u00e3o de forjamento. A escolha correta do forjamento do que melhorar a qualidade do produto, reduzir o custo tem um \u00f3timo relacionamento.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Processo de Forjamento<\/h2>\n\n\n\n<p>O processo b\u00e1sico de forjamento consiste em algumas etapas tradicionais:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>a mat\u00e9ria-prima (blocos de a\u00e7o, lingotes, tarugos) \u00e9 cortada em partes menores, se necess\u00e1rio<\/li><li>a mat\u00e9ria-prima \u00e9 aquecida at\u00e9 atingir a temperatura de forjamento necess\u00e1ria (a aplica\u00e7\u00e3o de calor \u00e9 necess\u00e1ria para tornar o material d\u00factil e male\u00e1vel); a temperatura de forjamento depende do tipo de metal e \u00e9 obtida posicionando o material em um forno\/forno;<\/li><li>o metal aquecido \u00e9 moldado na forma necess\u00e1ria pela aplica\u00e7\u00e3o de for\u00e7as mec\u00e2nicas (press\u00e3o).<\/li><li>a pe\u00e7a semiacabada passa por usinagem, acabamento e tratamento t\u00e9rmico<\/li><\/ol>\n\n\n\n<p>Ao final do processo, o produto resultante apresenta extrema resist\u00eancia, tenacidade ao impacto e resist\u00eancia ao desgaste gra\u00e7as \u00e0 recristaliza\u00e7\u00e3o metal\u00fargica e ao refinamento dos gr\u00e3os resultantes do tratamento t\u00e9rmico e mec\u00e2nico aplicado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Por que usar Castings?<\/h2>\n\n\n\n<p>O principal benef\u00edcio da fundi\u00e7\u00e3o \u00e9 criar componentes muito grandes, complexos ou inadequados para o forjamento. Podemos forjar pe\u00e7as com tamanhos de at\u00e9 18\u201d de comprimento e pesos de at\u00e9 100 libras. Mas se voc\u00ea precisar de um produto final pesando 5.000 libras, a fundi\u00e7\u00e3o seria uma op\u00e7\u00e3o mais adequada. Portanto, use a transmiss\u00e3o quando:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Sua parte \u00e9 grande demais para ser falsificada.<\/li><li>A parte \u00e9 complicada (entre em contato conosco para obter conselhos sobre isso)<\/li><li>A pe\u00e7a requer adi\u00e7\u00e3o de ligas personalizadas<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Por que usar Forjamento?<\/h2>\n\n\n\n<p>Se a sua pe\u00e7a final puder ser forjada, ela dever\u00e1 ser forjada. Isso dar\u00e1 \u00e0 sua pe\u00e7a melhor resist\u00eancia, mais consist\u00eancia, uma estrutura de gr\u00e3os mais compacta e maior vida \u00fatil. Entre em contato com nossos engenheiros para ver se o forjamento \u00e9 adequado para o seu projeto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Elenco ou Forjado \u00e9 melhor?<\/h2>\n\n\n\n<p>Em suma, a fundi\u00e7\u00e3o tende a ser a op\u00e7\u00e3o mais barata e mais vers\u00e1til; o forjamento oferece resist\u00eancia superior e resist\u00eancia ao desgaste. A quest\u00e3o de qual \u00e9 o melhor depende das principais prioridades do seu projeto. Se o baixo custo, as ligas ex\u00f3ticas e as geometrias complexas forem uma prioridade, a fundi\u00e7\u00e3o provavelmente seria a melhor op\u00e7\u00e3o. No entanto, no que diz respeito \u00e0 resist\u00eancia e \u00e0 integridade estrutural, o forjamento pode ser a melhor op\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Forjado vs Elenco<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td><\/td><td class=\"has-text-align-left\" data-align=\"left\">Forjamento<\/td><td>Fundi\u00e7\u00e3o<\/td><\/tr><tr><td>Integridade Estrutural<\/td><td class=\"has-text-align-left\" data-align=\"left\">Muito superior em resist\u00eancia em compara\u00e7\u00e3o com pe\u00e7as fundidas. Alto n\u00edvel de previsibilidade de materiais<\/td><td>Os produtos tendem a ser mais porosos e mais suscet\u00edveis \u00e0 quebra em compara\u00e7\u00e3o com os forjados<\/td><\/tr><tr><td>Toler\u00e2ncia<\/td><td class=\"has-text-align-left\" data-align=\"left\">N\u00e3o \u00e9 adequado para geometrias altamente complexas<\/td><td>Permite um alto n\u00edvel de detalhe. Capaz de aderir a toler\u00e2ncias r\u00edgidas<\/td><\/tr><tr><td>Tamanho do produto<\/td><td class=\"has-text-align-left\" data-align=\"left\">Limitado em termos de tamanho e espessura do metal (maior = mais dif\u00edcil)<\/td><td>Compat\u00edvel com uma ampla gama de tamanhos<\/td><\/tr><tr><td>Sele\u00e7\u00e3o de Materiais<\/td><td class=\"has-text-align-left\" data-align=\"left\">A sele\u00e7\u00e3o de ligas \u00e9 limitada<\/td><td>Compat\u00edvel com quase todos os tipos de metal<\/td><\/tr><tr><td>Opera\u00e7\u00f5es Secund\u00e1rias<\/td><td class=\"has-text-align-left\" data-align=\"left\">Geralmente requer opera\u00e7\u00f5es secund\u00e1rias para refinar e finalizar o produto de acordo com as especifica\u00e7\u00f5es exatas<\/td><td>Fornece produto prim\u00e1rio que normalmente exigir\u00e1 muito poucas opera\u00e7\u00f5es secund\u00e1rias<\/td><\/tr><tr><td>Custo<\/td><td class=\"has-text-align-left\" data-align=\"left\">Tende a ser mais econ\u00f4mico para tiragens de produ\u00e7\u00e3o de m\u00e9dio a grande porte<\/td><td>Geralmente, \u00e9 mais barato em compara\u00e7\u00e3o ao forjamento, mas depende do m\u00e9todo de fundi\u00e7\u00e3o espec\u00edfico utilizado.<\/td><\/tr><\/tbody><\/table><\/figure>\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\/advantages-and-disadvantages-of-globe-valves.html\/\">O que \u00e9 uma v\u00e1lvula de globo?<\/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 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industriais<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>A v\u00e1lvula de fundi\u00e7\u00e3o \u00e9 fundida na v\u00e1lvula, o grau geral de press\u00e3o da v\u00e1lvula de fundi\u00e7\u00e3o \u00e9 relativamente baixo (como PN16, PN25, PN40, mas\u2026 <a title=\"Diferen\u00e7a entre v\u00e1lvulas forjadas e fundidas \u2013 v\u00e1lvula forjada versus v\u00e1lvula fundida\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/news-the-difference-between-forged-and-cast-valves-industrial-valve-manufacturer.html\" aria-label=\"Mais em Diferen\u00e7a entre V\u00e1lvulas Forjadas e Fundidas \u2013 V\u00e1lvula Forjada vs Fundida\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":20729,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1],"tags":[3268,3265,3266,3263,3264,3269],"class_list":["post-7357","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-difference-between-cast-and-forged","tag-difference-between-forged-and-cast","tag-difference-between-forged-and-cast-irons","tag-forged-vs-cast","tag-forged-vs-cast-irons","tag-shot-blasting-machine-for-cold-forging-press","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/forged-valves-red-1024x372.jpg",1024,372,true],"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/pt\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":452,"filter":"raw","cat_ID":1,"category_count":452,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":[{"term_id":3268,"name":"Difference Between Cast and Forged","slug":"difference-between-cast-and-forged","term_group":0,"term_taxonomy_id":3268,"taxonomy":"post_tag","description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_7d0b55-1a\"} \/-->\r\n\r\n<!-- wp:heading -->\r\nSTEEL FORGING VS CASTING\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe casting process is preferred for:\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:list -->\r\n\r\n \tparts and components that would be too complex or expensive to manufacture by steel forging (example: large valve bodies);\r\n \tparts that have internal cavities;\r\n \tlarge sized parts (there are virtually no size limits in terms of the weight of the parts that can be produced with the casting process);\r\n \tparts in special alloys (some specific alloys are more difficult to forge than cast, for example, those with a high content of Nickel and Moly, which have considerable resistance to mechanical forces);\r\n \tparts requiring mass production and small lots.\r\n\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe forging process is preferred for:\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:list -->\r\n\r\n \tparts requiring extremely high strength, toughness, and resistance (indeed, during the forging process the steel grain structure gets modified to conform to the shape of the final product \u2013 with high uniformity of composition and metallurgical recrystallization);\r\n \tparts that have to withstand stronger impacts and mechanical forces;\r\n \tparts where porosity, the risk of a gas void, pockets, and the possible formation of cavities (even micro-granular) are not acceptable;\r\n \tproduction of mechanically strong parts without using expensive alloys;\r\n \tparts that require high wear resistance;\r\n \tparts subject to high loads and stress;\r\n \thigh-end applications when the integrity and the quality of the part is the main objective in the production process, rather than time and cost.\r\n\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:generateblocks\/button-container {\"uniqueId\":\"6d8495a3\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"3d442e11\",\"hasUrl\":true,\"target\":true,\"backgroundColor\":\"#0366d6\",\"textColor\":\"#ffffff\",\"backgroundColorHover\":\"#222222\",\"textColorHover\":\"#ffffff\",\"paddingTop\":\"15\",\"paddingRight\":\"20\",\"paddingBottom\":\"15\",\"paddingLeft\":\"20\"} -->\r\n<a href=\"https:\/\/zecovalve.com\/contact\"><strong>GET DIFFERENCE BETWEEN CAST AND FORGED IRONS INFORMATION<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\nAdvantages and Disadvantages of Forged Valves\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThere are many reasons why you may want a forged ball valve for your application instead of a cast valve. Forged valves do tend to be better for high-temperature and high-pressure applications. These types of valves are less prone to thermal fatigue because the walls are thinner compared to cast alternatives. Also, forged options have a higher mass, making them mechanically stronger.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nHowever, there are a few reasons why a forged ball valve may not be best for your application. First, the forging process does create limitations for valve size and shape. Forging generally works better for smaller valves and components. In addition, not every metal is suitable for forging, which limits your options for valve material.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\nAdvantages and Disadvantages of Cast Valves\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCast valves are a great option where you need quick turnaround and low-cost valves, as they require less labor to produce. Also, the casting process allows for more complex shapes and valve manufacturing. You also have greater flexibility in material choice, as many types of metals are suitable for casting.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nWhile cast valves are quite strong and durable when you choose a high-quality manufacturer, there are still some restrictions. For example, the solidification process can create small impurities in the metal. They also are less resistant to high temperatures and pressures compared to a forged ball valve.\r\n\r\n<!-- \/wp:paragraph -->","parent":0,"count":7,"filter":"raw"},{"term_id":3265,"name":"Difference Between Forged and Cast","slug":"difference-between-forged-and-cast","term_group":0,"term_taxonomy_id":3265,"taxonomy":"post_tag","description":"<!-- wp:paragraph -->\r\n\r\nCasting valves are valves made by casting. Generally, the pressure grades of cast valves are relatively low (such as PN16, PN25, and PN40, but there are also high-pressure ones, which can reach 1500Lb, and 2500Lb), and most of their calibers are above DN50. Forged valves are forged and are generally used in high-grade pipelines with relatively small diameters, generally below DN50.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_3af8cc-3b\"} \/-->\r\n\r\n<!-- wp:generateblocks\/button-container {\"uniqueId\":\"6d8495a3\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"3d442e11\",\"hasUrl\":true,\"target\":true,\"backgroundColor\":\"#0366d6\",\"textColor\":\"#ffffff\",\"backgroundColorHover\":\"#222222\",\"textColorHover\":\"#ffffff\",\"paddingTop\":\"15\",\"paddingRight\":\"20\",\"paddingBottom\":\"15\",\"paddingLeft\":\"20\"} -->\r\n<a href=\"mailto:commercial@zecovalve.com\"><strong>GET DIFFERENCE BETWEEN CAST AND FORGED IRONS INFORMATION<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\nWhy use Castings?\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nWe use castings for a wide range of wear parts and components that are too large, complicated, intricate, or otherwise unsuitable for the forging process. We can forge parts up to 50kgs but the sheer energy required to forge larger items makes casting a much more viable alternative.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\nAdvantages of Castings\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n\r\n \tNo real upper size limit in casting weight\r\n \tLarge range of alloy choices\r\n \tAs forgings remain solid, custom alloys are far more difficult to get into production whereas, with casting, alloys including Chrome, Nickel, and Moly can be added at the molten stage.\r\n \tTooling is often less expensive than forge dies\r\n \tSmaller production \u201cruns\u201d required\r\n \tComplicated\/complex parts are no problem\r\n\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\nWhy use Forgings?\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nForging offers uniformity of composition and structure. Forging results in metallurgical recrystallization and grain refinement as a result of the thermal cycle and deformation process. This strengthens the resulting steel product, particularly in terms of impact and shear strength.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nForged steel is generally stronger and more reliable than castings and plate steel due to the fact that the grain flows of the steel\u00a0are altered, conforming to the shape of the part.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\nAdvantages of Forgings\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n\r\n \tGenerally tougher than alternatives\r\n \tWill handle impact better than castings\r\n \tThe nature of forging excludes the occurrence of porosity, shrinkage, cavities, and cold pour issues.\r\n \tThe tight grain structure of forgings makes them mechanically strong. There is less need for expensive alloys to attain high-strength components.\r\n \tThe tight grain structure offers great wear resistance without the need to make products \u201csuperhard\u201d We have found that on a blank HRC 38-42 forged grinder insert wear\/wash is about the same as a high alloy HRC 46-50 cast grinder insert. The difference being an HRC 46-50 casting does not have the ductility to handle high-impact grinding.\r\n\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\nDifference Between Cast and Forged Irons\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCasting valve: the metal is smelted into a liquid that meets the requirements and poured into the specified valve mold. After cooling, solidification, and cleaning, a valve casting with a predetermined shape, size, and performance can be obtained. This is the entire casting valve crafting process. The connection between casting and valves came after the 20th century. Casting developed rapidly, creating ductile cast iron, malleable cast iron, ultra-low carbon stainless steel, aluminum copper, aluminum silicon, aluminum-magnesium alloy, and titanium which are still often used in valve products.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCast metal materials such as base, nickel base alloy, etc. The main advantage of casting is that the cost of the blank produced by casting is low, and it can show its economy more for parts with complex shapes, especially with complex inner cavities. At the same time, it has wider adaptability and better comprehensive mechanical properties. However, many materials and equipment are required for casting production, and dust, harmful gases, and noise will be generated to pollute the environment.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nForged valve is a processing method that uses forging machinery to apply pressure to metal valve blanks to produce plastic deformation to obtain forgings with certain mechanical properties, certain shapes, and sizes. Forging can be divided into open forging (free forging) and closed mode forging according to the forming method. According to the deformation temperature, forging can be divided into hot forging, warm forging, and cold forging.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nForging materials are mainly carbon steel and alloy steel with various compositions, followed by aluminum, magnesium, titanium, copper, etc., and their alloys. The original state of the material includes bar stock, ingot, metal powder, and liquid metal. The ratio of the cross-sectional area of the metal before deformation to the die cross-sectional area after deformation is called the forging ratio. Through forging, the as-cast looseness of metal and welding holes can be eliminated, and the mechanical properties of forgings are generally better than those of castings of the same material. For the important parts of machinery with high loads and severe working conditions, forgings are mostly used except for simpler shapes that can be rolled, profiles or welded parts. The correct selection of forging ratios has a great bearing on improving product quality and reducing costs.\r\n\r\n<!-- \/wp:paragraph -->","parent":0,"count":7,"filter":"raw"},{"term_id":3266,"name":"difference between forged and cast irons","slug":"difference-between-forged-and-cast-irons","term_group":0,"term_taxonomy_id":3266,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3263,"name":"forged vs cast","slug":"forged-vs-cast","term_group":0,"term_taxonomy_id":3263,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3264,"name":"Forged vs Cast Irons","slug":"forged-vs-cast-irons","term_group":0,"term_taxonomy_id":3264,"taxonomy":"post_tag","description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_4feb50-82\"} \/-->\r\n\r\n<!-- wp:generateblocks\/button-container {\"uniqueId\":\"6d8495a3\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"3d442e11\",\"hasUrl\":true,\"target\":true,\"backgroundColor\":\"#0366d6\",\"textColor\":\"#ffffff\",\"backgroundColorHover\":\"#222222\",\"textColorHover\":\"#ffffff\",\"paddingTop\":\"15\",\"paddingRight\":\"20\",\"paddingBottom\":\"15\",\"paddingLeft\":\"20\"} -->\r\n<a class=\"gb-button gb-button-3d442e11 gb-button-text\" href=\"mailto:commercial@zecovalve.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>GET FORGED VS CAST IRONS INFORMATION<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-forged\">Forged<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nForging refers to a process in which a material is usually heated, while maintaining a solid state, and then forced into the shape desired. Now to explain better, we must put on our material engineering hats.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nMetals have a crystalline structure. You can think of it like wood. Wood has grains and those grains are oriented in a certain pattern. Therefore, the strength of wood depends on how those grains are oriented. For example, it is much easier to splinter a log for firewood when the grains are oriented vertically. Metal is the same way. If you examine metal under a microscope it will have the same grains that you associate with wood.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nWhen metal ingots are formed, special attention is made to creating a uniform and consistent crystalline structure. The grain sizes are similar and flow together. As previously stated, this maximizes the strength, consistency, and durability of the metal.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nNow when you forge something out of that metal ingot, you heat the ingot to make it malleable but not enough to break apart the crystalline grain structure. Think of a blacksmith. Blacksmiths heat metal till it's red hot and then form it on an anvil. This is forging. You do not see them melting the metal into a liquid. By keeping the metal, solid throughout the entire process, it ends up being a much stronger object. Therefore, swords, knives, etc. have historically been forged.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Cast Irons<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCasting an object requires building a mold and pouring liquid metal into it. This process is great, as it allows for easy manufacturing and the creation of complex parts with hollow chambers such as with an engine block of a vehicle. The manufacturer can use a meltable material such as wax inside a sand mold to form these complex shapes.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nUnfortunately, once the metal becomes a liquid the crystalline grain structure breaks down. As a newly formed cast object cools down and becomes solid again, the grain structure reforms but this time much more randomly and inconsistently. There also is the potential for trapped air to create weak points. The metal becomes more like particle board or cardboard in terms of structure than a normal piece of wood.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nNow does this make cast parts weak? Absolutely not. Over the past couple thousand years, humans have gotten pretty good at making cast metal parts. Ventilation holes, vacuum pressure, and other advances increase the quality of cast metal. As stated, cast metal is what vehicle engine blocks are made from those are expected to withstand extreme stress and strain.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Manufacturing Process Forged vs Cast Irons<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe first thing to know is that \"cast\" and \"forged\" are nothing more than terms describing the manufacturing process of iron or a set of irons.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe casting process: When a golf iron is cast, the metal used to make the iron is heated to its melting point, becoming a liquid. It is then poured into the molds of the iron heads. When it cools and hardens, voila, you have golf irons.\r\nThe forging process: When a golf iron is forged, the solid metal of the club head is literally pounded or compressed until it takes the desired shape. After that, a number of other drilling and machining steps take place to finish the manufacturing process.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Forging is stronger than casting.<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nOne of the main reasons we choose to provide forging services is that it provides a stronger end product for our partners. According to a study performed by the Industrial &amp; Manufacturing Engineering Department at the University of Toledo:\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Forged parts had a 26% higher tensile strength than the same cast parts.<\/li>\r\n \t<li>Forged parts had a 37% higher fatigue strength resulting in a much longer lifespan than cast parts.<\/li>\r\n \t<li>Cast iron only had 66% of the yield strength of forged steel, a measurement that indicates the load amount metal can hold before deforming.<\/li>\r\n \t<li>The forged parts had a 58% reduction in the area when pulled to failure, compared to a 6% reduction for cast parts. That means forge parts allow for much greater deformation before failure than cast parts.<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->","parent":0,"count":6,"filter":"raw"},{"term_id":3269,"name":"Shot Blasting Machine for Cold Forging Press","slug":"shot-blasting-machine-for-cold-forging-press","term_group":0,"term_taxonomy_id":3269,"taxonomy":"post_tag","description":"<!-- wp:paragraph -->\r\n\r\nUsed Sandblasting and shotblasting machines for the surface treatment of hot forged parts in brass, aluminium and steel. Any used sand blasting machine for sale is available as is or fully overhauled and refurbished.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_7bd7e9-a7\"} \/-->\r\n\r\n<!-- wp:generateblocks\/button-container {\"uniqueId\":\"6d8495a3\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"3d442e11\",\"hasUrl\":true,\"target\":true,\"backgroundColor\":\"#0366d6\",\"textColor\":\"#ffffff\",\"backgroundColorHover\":\"#222222\",\"textColorHover\":\"#ffffff\",\"paddingTop\":\"15\",\"paddingRight\":\"20\",\"paddingBottom\":\"15\",\"paddingLeft\":\"20\"} -->\r\n<a class=\"gb-button gb-button-3d442e11 gb-button-text\" href=\"mailto:commercial@zecovalve.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>GET SHOT BLASTING MACHINE FOR COLD FORGING PRESS INFORMATION<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-what-is-shot-blasting-machine\">What Is Shot Blasting Machine?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nA shot blasting machine is a surface preparation equipment in which the steel grits\/steel shots are accelerated and thrown on the surface of a material object at high speed by means of blasting turbines. In the 1930s, American companies made the world\u2019s first shot-blasting machine. The production of shot blasting equipment in China began in the 1950s and was largely based on Soviet technology.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>What is Shot Blasting Machine Used For?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nWheel blast machines can also be used to remove burrs, diaphragms, and rust that may affect the integrity, appearance, or definition of an object\u2019s parts. The machine can also target a partially coated surface to remove surface contaminants and provide a surface profile that increases the coating\u2019s adhesion to the surface for the purpose of shot-blasting the workpiece. A shot peening machine differs from a wheel blasting machine in that it is used to reduce the fatigue life of a part by increasing different surface stresses, increasing the strength of a part, or preventing micromotion. Shot blasting machines are primarily used to treat the surface of steel products in large quantities during the steel production process. The use of a shot blasting machine can effectively remove burrs on the surface of steel products, as well as some large-scale rust, in the use of shot blasting machines, if not mastering the technology, is likely to cause the integrity of the surface of steel products, the light will cause surface abrasions, and serious will cause a serious poor appearance, affecting the product image.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nFor steel production, a shot blasting machine is inevitable equipment, and the use of a shot blasting machine for steel sand as well as steel shot surface treatment, is also an essential process, as the removal of steel sand, steel shot surface stains, rust, and a necessary procedure to check the integrity of the product surface, is essential.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Functions of Shot Blasting Machine<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCan remove the cast steel, cast iron surface of the oxide skin or sticky sand, the surface of the casting to play a role in cleaning, but also the quality of the castings for inspection of a necessary step, the large turbine casing to go in front of the line after shot blasting to detect injuries, so as to ensure reliable results. Hook-type blast machine is divided into single-hook and double-hook, hook-type blast machines by two hook-loading workpieces alternately into the blast cleaning room. The shot blast machine is used to throw 0.2 to 0.8 pellets to the surface of the workpiece, making the surface of the workpiece to a certain roughness, making the workpiece beautiful, or changing the compressive stress of the workpiece to improve the life of the workpiece. For the castings, shot blasting is the necessary process to discover the existence of the surface of the skin, the skin of the pores, and other defects, through shot blasting can ensure that the casting has a high quality.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nIn the modern theory of the strength of metals, as long as the density of the internal dislocation of the metal can be increased, the strength of the metal can be increased, and the use of a blasting machine blast to enhance the dislocation of the structure, which can help to improve the strength of the metal, this way is very effective for those who can not use the phase change of the hardened metal.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe shot-blasting can form compressive stress on the surface of the casting, which can make the castings of tensile strength, corrosion resistance, and fatigue strength have been enhanced, but also to correct those distorted thin-walled castings, can replace the ordinary hot and cold forming process, on large thin-walled castings to process, to avoid those residual tensile stress to obtain useful compressive stress.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Types of Shot Blasting Machines<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Sand blasting machine\r\n<ul>\r\n \t<li>Sandblasting machine uses abrasive and water, the benefit is dustless and mobile, suited for small, medium, and large size of all kind of material and shape, and manual with low capacity.<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li>Tumble shot blasting machine with rubber conveyor\r\n<ul>\r\n \t<li>Shot blasting machine with rubber belt conveyor for treatment of casting pieces, suitable for the tumbling process.<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li>Spinner-Hanger type shot blasting machine\r\n<ul>\r\n \t<li>Spinner-hanger type shot blasting machine with single or double hooks, manual loading either individually or in batches.<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li>Monorail-continuous-hanger type shot blasting machine with carousel hooks system\r\n<ul>\r\n \t<li>The monorail-hanger type with more automatic and complex solutions than the spinner-hanger type shot blasting machine, which is equipped with an overhead handling system controlled by a PLC system. Suitable for high-capacity production and cooperation with paint or coating lines.<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li>Pass-through tunnel-type shot-blasting machine with double-hooks\r\n<ul>\r\n \t<li>The pass-through type shot blasting operation by a hanging system with double hooks, to move back and forth in the overhead rail. Suitable for cleaning medium to large-size products, especially of length.<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li>Rotary table type shot blasting machine\r\n<ul>\r\n \t<li>The shot wheel flows from the top, so exposed all visible one-side surfaces on the rotate table can be cleaned, suitable for small and no-tumbling castings.<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li>Rolling drum shot blasting machine\r\n<ul>\r\n \t<li>Shot blasting machine with Magness-Chrome reinforced protective liner inside of blast-chamber, treatment of small-size, batch casting pieces, suitable for tumbling process.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->","parent":0,"count":3,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":3268,"label":"Difference Between Cast and Forged"},{"value":3265,"label":"Difference Between Forged and Cast"},{"value":3266,"label":"difference between forged and cast irons"},{"value":3263,"label":"forged vs cast"},{"value":3264,"label":"Forged vs Cast Irons"},{"value":3269,"label":"Shot Blasting Machine for Cold Forging Press"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Difference between Forged and Cast Irons - Forged vs Cast Valve | ZECO<\/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\/news-the-difference-between-forged-and-cast-valves-industrial-valve-manufacturer.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Difference between Forged and Cast Irons - Forged vs Cast Valve | ZECO\" \/>\n<meta property=\"og:description\" content=\"Casting valve is cast into the valve, the general casting valve pressure grade is relatively low (such as PN16, PN25, PN40, but ... 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