{"id":5380,"date":"2026-05-15T15:18:30","date_gmt":"2026-05-15T07:18:30","guid":{"rendered":"https:\/\/qy-metal-tech-local-20260831.local\/?page_id=5380"},"modified":"2026-09-03T11:34:35","modified_gmt":"2026-09-03T03:34:35","slug":"grade-piso-serrilhada-ou-lisa","status":"publish","type":"page","link":"https:\/\/qymetaltech.com\/pt-br\/recursos-tecnicos\/grade-piso-serrilhada-ou-lisa\/","title":{"rendered":"Grade de piso serrilhada ou lisa"},"content":{"rendered":"<!-- qymt-hide-auto-nav-resource-guides:start -->\n<style id=\"qymt-hide-auto-nav-resource-guides\">.page-item-1562,.page-item-1564,.page-item-1566,.page-item-1568,.page-item-1570{display:none!important}<\/style>\n<!-- qymt-hide-auto-nav-resource-guides:end -->\n<!-- qymt-hide-auto-nav-secondary-products:start -->\n<style 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h1{font-size:48px}.qymt-resource-hero-panel{max-width:620px}}\n@media(max-width:640px){.qymt-resource-detail-hero .qy-wrap{width:calc(100vw - 28px);padding:54px 0 58px}.qymt-resource-detail-hero h1{font-size:36px;line-height:1.08}.qymt-resource-detail-lead{font-size:17px}.qymt-resource-hero-panel{padding:20px}.qymt-resource-detail-hero:before{background:linear-gradient(90deg,rgba(8,22,36,.96),rgba(12,39,65,.76))}}\n<\/style>\n<!-- qymt-resource-detail-hero-style:end -->\n<section class=\"qymt-resource-detail-hero\">\n  <figure class=\"qymt-resource-detail-hero-media\">\n    <img decoding=\"async\" fetchpriority=\"high\" src=\"https:\/\/qymetaltech.com\/wp-content\/uploads\/2026\/05\/platform-steel-grating-6.webp\" alt=\"Sele\u00e7\u00e3o de superf\u00edcie: grade serrilhada ou lisa\">\n  <\/figure>\n  <div class=\"qy-wrap\">\n    <div class=\"qymt-resource-hero-copy\">\n      <nav class=\"qy-breadcrumb\" aria-label=\"Navega\u00e7\u00e3o estrutural\"><a href=\"https:\/\/qymetaltech.com\/pt-br\/\">In\u00edcio<\/a><span>\/<\/span><a href=\"https:\/\/qymetaltech.com\/pt-br\/recursos-tecnicos\/\">Recursos<\/a><\/nav>\n      <p class=\"qy-eyebrow\">Recurso t\u00e9cnico<\/p>\n      <h1>Guia de grades de piso serrilhadas e lisas<\/h1>\n      <p class=\"qymt-resource-detail-lead\">Compare as superf\u00edcies serrilhadas e lisas conforme as condi\u00e7\u00f5es de umidade, \u00f3leo, exposi\u00e7\u00e3o externa, escadas e plataformas secas antes de definir os dados da cota\u00e7\u00e3o.<\/p>\n      <div class=\"qymt-resource-hero-tags\"><span>Sele\u00e7\u00e3o da superf\u00edcie<\/span><span>Resist\u00eancia ao escorregamento<\/span><span>Passarelas<\/span><\/div>\n    <\/div>\n    <aside class=\"qymt-resource-hero-panel\">\n      <strong>Crit\u00e9rios para escolher a superf\u00edcie<\/strong>\n      <ul><li>\u00c1reas de circula\u00e7\u00e3o \u00famidas ou com \u00f3leo<\/li><li>Acessos e escadas externas<\/li><li>Grade lisa para \u00e1reas limpas<\/li><li>Tipo de superf\u00edcie na solicita\u00e7\u00e3o de cota\u00e7\u00e3o<\/li><\/ul>\n    <\/aside>\n  <\/div>\n<\/section>\n<!-- qymt-serrated-polish-style:start -->\n<style id=\"qymt-serrated-polish-style\">\n.qymt-serrated-page,.qymt-serrated-page *{box-sizing:border-box}\n.qymt-serrated-page h2,.qymt-serrated-page h3,.qymt-serrated-page p,.qymt-serrated-page li,.qymt-serrated-page th,.qymt-serrated-page td{overflow-wrap:break-word}\n.qymt-serrated-decision-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}\n.qymt-serrated-step{min-height:156px;background:#fff;border:1px solid #d9e2ea;border-radius:6px;padding:20px;box-shadow:0 12px 30px rgba(15,45,68,.06)}\n.qymt-serrated-step span{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;margin-bottom:14px;background:#143d5a;color:#fff;font-weight:900}\n.qymt-serrated-step h3{margin:0 0 8px;color:#102d44;font-size:19px;line-height:1.25}\n.qymt-serrated-step p{margin:0!important;color:#52606d!important;font-size:14.6px!important;line-height:1.5!important}\n.qymt-serrated-note{margin-top:20px;padding:17px 18px;border:1px solid #d9e2ea;border-left:4px solid #d3a13f;background:#f8fbfd}\n.qymt-serrated-note strong{display:block;margin-bottom:6px;color:#102d44;font-size:15px}\n.qymt-serrated-note span{display:block;color:#52606d;font-size:14.3px;line-height:1.5}\n.qymt-serrated-rfq-table table{width:100%;border-collapse:separate!important;border-spacing:0 10px!important}\n.qymt-serrated-rfq-table th,.qymt-serrated-rfq-table td{border-bottom:0!important;padding:14px!important;text-align:left;vertical-align:top;background:#f8fbfd;border-top:1px solid #d9e2ea!important;border-bottom:1px solid #d9e2ea!important;font-size:14.8px;line-height:1.42}\n.qymt-serrated-rfq-table th{width:34%;color:#102d44;font-weight:900;border-left:3px solid #1f5f8f!important}\n.qymt-serrated-rfq-table td{border-right:1px solid #d9e2ea!important}\n.qymt-serrated-related .qy-link-grid--compact{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}\n.qymt-serrated-related .qy-link-grid--compact a{min-height:52px;display:flex;align-items:center}\n.qymt-serrated-related .qy-link-grid--compact a:last-child:nth-child(odd){grid-column:1\/-1}\n.page-id-85 .qy-form-panel .qy-form-grid label:nth-child(4){grid-column:1\/-1}\n@media(max-width:900px){.qymt-serrated-decision-grid,.qymt-serrated-related .qy-link-grid--compact{grid-template-columns:1fr}}\n@media(max-width:760px){.qymt-serrated-rfq-table th,.qymt-serrated-rfq-table td{display:block;width:100%;padding:10px 12px!important}.qymt-serrated-rfq-table th{border-bottom:0!important}.qymt-serrated-rfq-table td{border-left:3px solid #1f5f8f!important}}\n<\/style>\n<!-- qymt-serrated-polish-style:end -->\n<div class=\"qymt-serrated-page\">\n  <section class=\"qy-section qymt-serrated-intro\">\n    <div class=\"qy-wrap qy-split\">\n      <div>\n        <h2>Escolha a superf\u00edcie conforme as condi\u00e7\u00f5es de circula\u00e7\u00e3o<\/h2>\n        <p class=\"qy-short-answer\">Escolha uma grade serrilhada quando a ader\u00eancia for uma prioridade; escolha uma grade lisa quando o projeto exigir um piso vazado de uso geral e a superf\u00edcie de circula\u00e7\u00e3o permanecer normalmente seca ou em condi\u00e7\u00f5es controladas.<\/p>\n        <p>A principal diferen\u00e7a est\u00e1 na superf\u00edcie das barras portantes. A grade serrilhada possui entalhes que oferecem mais arestas de contato com o cal\u00e7ado, sendo comum em plataformas \u00famidas, rotas de manuten\u00e7\u00e3o com \u00f3leo, passarelas externas, \u00e1reas de drenagem e degraus. A grade lisa utiliza barras portantes com borda lisa e \u00e9 comum em pisos industriais, passarelas de servi\u00e7o, acessos a mezaninos e tampas de canaletas, onde drenagem, ventila\u00e7\u00e3o e capacidade de carga s\u00e3o mais importantes que uma textura antiderrapante adicional.<\/p>\n        <p>O tipo de superf\u00edcie deve ser verificado junto com o v\u00e3o entre apoios, a dire\u00e7\u00e3o e as dimens\u00f5es das barras portantes, o espa\u00e7amento das barras transversais, a carga requerida, o material, o acabamento, as fixa\u00e7\u00f5es e a embalagem. Em projetos externos, a ader\u00eancia e a resist\u00eancia \u00e0 corros\u00e3o devem ser avaliadas separadamente.<\/p>\n        <div class=\"qymt-serrated-cta-row\"><a href=\"\/wp-content\/uploads\/2026\/05\/QY-Metal-Tech-Serrated-vs-Smooth-Grating-Selection-Checklist.pdf\" target=\"_blank\" rel=\"noopener\">Baixar lista de sele\u00e7\u00e3o<\/a><a class=\"qymt-serrated-outline-link\" href=\"https:\/\/qymetaltech.com\/pt-br\/contato\/#rfq\">Solicitar an\u00e1lise da superf\u00edcie<\/a><\/div>\n        <p class=\"qymt-serrated-download-note\">Use a lista para confirmar as condi\u00e7\u00f5es de circula\u00e7\u00e3o, a superf\u00edcie, os dados de carga, o acabamento e os desenhos antes da cota\u00e7\u00e3o.<\/p>\n      <\/div>\n      <div class=\"qy-spec-box\">\n        <h2>Tabela comparativa principal<\/h2>\n        <table>\n          <tr><th>A grade serrilhada<\/th><td>Barras portantes com entalhes para melhorar a ader\u00eancia em \u00e1reas de circula\u00e7\u00e3o \u00famidas, com \u00f3leo, externas ou inclinadas.<\/td><\/tr>\n          <tr><th>A grade lisa<\/th><td>Barras portantes com borda lisa para plataformas, passarelas de servi\u00e7o e tampas de drenagem de uso geral.<\/td><\/tr>\n          <tr><th>Sele\u00e7\u00e3o conforme a carga<\/th><td>Ambos os tipos exigem a verifica\u00e7\u00e3o das dimens\u00f5es e do espa\u00e7amento das barras e do v\u00e3o entre apoios.<\/td><\/tr>\n          <tr><th>Op\u00e7\u00f5es de acabamento<\/th><td>Ambos podem receber galvaniza\u00e7\u00e3o a quente, pintura, pintura a p\u00f3 ou ser fabricados em a\u00e7o inoxid\u00e1vel.<\/td><\/tr>\n          <tr><th>Dados essenciais para cota\u00e7\u00e3o<\/th><td>Informe o tipo de superf\u00edcie junto com os desenhos, as dimens\u00f5es, os dados de carga e a aplica\u00e7\u00e3o.<\/td><\/tr>\n        <\/table>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"qy-section qymt-serrated-visual-section\">\n    <div class=\"qy-wrap\">\n      <div class=\"qy-section-head\">\n        <p class=\"qy-eyebrow\">Compara\u00e7\u00e3o visual das superf\u00edcies<\/p>\n        <h2>Compare as superf\u00edcies antes de escolher a grade serrilhada ou lisa<\/h2>\n        <p>Use as fotos como refer\u00eancia visual. A escolha final depende da carga, do v\u00e3o entre apoios, das condi\u00e7\u00f5es de circula\u00e7\u00e3o, do acabamento e dos desenhos do projeto.<\/p>\n      <\/div>\n      <div class=\"qymt-serrated-visual-grid\">\n        <figure><img decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/2026\/05\/qymt-serrated-bar-grating-gallery-01.jpg\" alt=\"Detalhe da superf\u00edcie de uma grade serrilhada de a\u00e7o\"><figcaption><strong>Superf\u00edcie serrilhada<\/strong><span>Barras portantes com entalhes para \u00e1reas \u00famidas, com \u00f3leo ou com requisitos especiais de ader\u00eancia.<\/span><\/figcaption><\/figure>\n        <figure><img decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/2026\/05\/qymt-steel-bar-grating-gallery-01.jpg\" alt=\"Detalhe da superf\u00edcie de uma grade lisa de a\u00e7o\"><figcaption><strong>Superf\u00edcie lisa<\/strong><span>Barras portantes com borda lisa para plataformas de uso geral e \u00e1reas de acesso em condi\u00e7\u00f5es controladas.<\/span><\/figcaption><\/figure>\n        <figure><img decoding=\"async\" loading=\"lazy\" src=\"\/wp-content\/uploads\/2026\/05\/qymt-ipg-walkways-catwalks.jpg\" alt=\"Passarela externa em grade de piso de a\u00e7o\"><figcaption><strong>Condi\u00e7\u00f5es do projeto<\/strong><span>\u00c1reas externas, escadas e locais sujeitos a lavagem devem ser avaliados quanto ao risco de escorregamento.<\/span><\/figcaption><\/figure>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"qy-section qy-section--muted qymt-serrated-decision\">\n    <div class=\"qy-wrap\">\n      <div class=\"qy-section-head\">\n        <p class=\"qy-eyebrow\">Guia de escolha<\/p>\n        <h2>As condi\u00e7\u00f5es da superf\u00edcie orientam a escolha entre grade serrilhada e lisa<\/h2>\n        <p>Em muitas solicita\u00e7\u00f5es de cota\u00e7\u00e3o, a escolha fica mais clara quando o comprador descreve o uso da grade e as condi\u00e7\u00f5es \u00e0s quais a \u00e1rea de circula\u00e7\u00e3o estar\u00e1 exposta.<\/p>\n      <\/div>\n      <div class=\"qymt-serrated-decision-grid\">\n        <article class=\"qymt-serrated-step\"><span>01<\/span><h3>Rota de circula\u00e7\u00e3o \u00famida<\/h3><p>Considere a grade serrilhada quando \u00e1gua de chuva, lavagem ou drenagem puder permanecer sobre a superf\u00edcie.<\/p><\/article>\n        <article class=\"qymt-serrated-step\"><span>02<\/span><h3>\u00c1rea de manuten\u00e7\u00e3o com \u00f3leo<\/h3><p>Use grade serrilhada ao redor de equipamentos, em \u00e1reas de manuseio de \u00f3leo e em corredores de servi\u00e7o onde a ader\u00eancia seja importante.<\/p><\/article>\n        <article class=\"qymt-serrated-step\"><span>03<\/span><h3>Plataforma seca<\/h3><p>A grade lisa costuma ser adequada para plataformas internas, mezaninos e \u00e1reas de manuten\u00e7\u00e3o em condi\u00e7\u00f5es controladas.<\/p><\/article>\n        <article class=\"qymt-serrated-step\"><span>04<\/span><h3>Projeto externo<\/h3><p>Avalie a ader\u00eancia separadamente do acabamento galvanizado quando a grade ficar exposta \u00e0s intemp\u00e9ries.<\/p><\/article>\n        <article class=\"qymt-serrated-step\"><span>05<\/span><h3>Escada ou acesso inclinado<\/h3><p>As barras serrilhadas costumam ser consideradas para degraus, rampas e acessos inclinados.<\/p><\/article>\n        <article class=\"qymt-serrated-step\"><span>06<\/span><h3>An\u00e1lise dos desenhos<\/h3><p>Confirme a disposi\u00e7\u00e3o dos pain\u00e9is, a dire\u00e7\u00e3o das barras portantes, o v\u00e3o entre apoios e as fixa\u00e7\u00f5es antes da cota\u00e7\u00e3o.<\/p><\/article>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"qy-section qymt-serrated-scenarios\">\n    <div class=\"qy-wrap qy-split\">\n      <div class=\"qy-spec-box\">\n        <h2>Superf\u00edcie recomendada por aplica\u00e7\u00e3o<\/h2>\n        <table>\n          <tr><th>Passarela externa \u00famida<\/th><td><strong>A grade serrilhada<\/strong> costuma ser avaliada, frequentemente com galvaniza\u00e7\u00e3o a quente para prote\u00e7\u00e3o contra corros\u00e3o.<\/td><\/tr>\n          <tr><th>Plataforma interna seca<\/th><td><strong>A grade lisa<\/strong> costuma ser suficiente quando a superf\u00edcie permanece normalmente seca e em condi\u00e7\u00f5es controladas.<\/td><\/tr>\n          <tr><th>\u00c1rea de lavagem ou com \u00f3leo<\/th><td><strong>A grade serrilhada galvanizada<\/strong> pode combinar os requisitos de ader\u00eancia e acabamento para uso externo.<\/td><\/tr>\n          <tr><th>Plataforma de equipamentos<\/th><td>Escolha conforme o risco de derramamentos, a frequ\u00eancia de manuten\u00e7\u00e3o, a carga requerida e o v\u00e3o entre apoios.<\/td><\/tr>\n          <tr><th>Degrau ou rota inclinada<\/th><td><strong>Barras portantes serrilhadas<\/strong> costumam ser avaliadas junto com a borda frontal do degrau, as chapas laterais e os furos para parafusos.<\/td><\/tr>\n        <\/table>\n      <\/div>\n      <div>\n        <h2>Aplica\u00e7\u00f5es \u00famidas, com \u00f3leo e em \u00e1reas externas<\/h2>\n        <p>A grade serrilhada \u00e9 especialmente \u00fatil quando as condi\u00e7\u00f5es da superf\u00edcie de circula\u00e7\u00e3o s\u00e3o vari\u00e1veis. Passarelas externas podem acumular \u00e1gua da chuva. \u00c1reas de manuten\u00e7\u00e3o industrial podem apresentar \u00f3leo, poeira ou res\u00edduos do processo. Tampas de drenagem e plataformas de tratamento de efluentes podem ficar \u00famidas durante o uso normal.<\/p>\n        <p>A grade lisa continua sendo \u00fatil em ambientes mais limpos, secos ou f\u00e1ceis de controlar. Tamb\u00e9m \u00e9 simples de especificar para plataformas, passarelas de servi\u00e7o e aberturas de piso quando a carga, o v\u00e3o e a \u00e1rea aberta j\u00e1 s\u00e3o os principais crit\u00e9rios do projeto.<\/p>\n        <div class=\"qymt-serrated-note\"><strong>Boa pr\u00e1tica<\/strong><span>N\u00e3o escolha apenas pelo nome da superf\u00edcie. Confirme a aplica\u00e7\u00e3o, o v\u00e3o entre apoios, os dados de carga e o acabamento antes da cota\u00e7\u00e3o final.<\/span><\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"qy-section qy-section--steel qymt-serrated-use-cases\">\n    <div class=\"qy-wrap qy-split\">\n      <div>\n        <p class=\"qy-eyebrow\">Casos de uso<\/p>\n        <h2>Aplica\u00e7\u00f5es comuns de grades lisas e serrilhadas<\/h2>\n        <p>Ambas podem ser fabricadas em a\u00e7o carbono e fornecidas com galvaniza\u00e7\u00e3o a quente para uso externo. A diferen\u00e7a pr\u00e1tica est\u00e1 no comportamento esperado da superf\u00edcie de circula\u00e7\u00e3o no ambiente do projeto.<\/p>\n        <ul class=\"qy-checks\">\n          <li>Grade lisa: plataformas internas, passarelas de servi\u00e7o, acessos a mezaninos, tampas de canaletas e pisos para equipamentos.<\/li>\n          <li>Grade serrilhada: passarelas \u00famidas, escadas externas, rotas de manuten\u00e7\u00e3o com \u00f3leo, tampas de drenagem e plataformas de servi\u00e7o expostas.<\/li>\n          <li>Grade serrilhada galvanizada: \u00e1reas externas que precisam de ader\u00eancia e resist\u00eancia \u00e0 corros\u00e3o.<\/li>\n          <li>Degraus: grade serrilhada ou lisa com chapas laterais, borda frontal e furos para parafusos conforme o desenho.<\/li>\n        <\/ul>\n      <\/div>\n      <div class=\"qy-spec-box\">\n        <h2>Considera\u00e7\u00f5es sobre materiais e acabamentos<\/h2>\n        <table>\n          <tr><th>A\u00e7o carbono<\/th><td>Material comum para grades de piso eletrofundidas e projetos industriais com foco em custo.<\/td><\/tr>\n          <tr><th>Galvaniza\u00e7\u00e3o a quente<\/th><td>Comum em \u00e1reas externas, \u00famidas, de tratamento de efluentes e de infraestrutura.<\/td><\/tr>\n          <tr><th>A\u00e7o inoxid\u00e1vel<\/th><td>Pode ser considerado quando a exposi\u00e7\u00e3o \u00e0 corros\u00e3o exige outro material.<\/td><\/tr>\n          <tr><th>Pintura ou pintura a p\u00f3<\/th><td>Pode ser avaliada para ambientes internos ou requisitos de apar\u00eancia espec\u00edficos do projeto.<\/td><\/tr>\n          <tr><th>Superf\u00edcie serrilhada com galvaniza\u00e7\u00e3o<\/th><td>\u00datil quando o projeto precisa combinar maior ader\u00eancia e prote\u00e7\u00e3o contra corros\u00e3o externa.<\/td><\/tr>\n        <\/table>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"qy-section qymt-serrated-rfq-notes\">\n    <div class=\"qy-wrap qy-split\">\n      <div>\n        <h2>Dados de especifica\u00e7\u00e3o antes da cota\u00e7\u00e3o<\/h2>\n        <p>Ao comparar grades serrilhadas e lisas, n\u00e3o basta informar apenas o nome da superf\u00edcie. O fornecedor precisa de dados suficientes sobre a dire\u00e7\u00e3o da carga, o v\u00e3o entre apoios, as dimens\u00f5es dos pain\u00e9is, os detalhes de fabrica\u00e7\u00e3o e o ambiente de instala\u00e7\u00e3o.<\/p>\n        <p>Os desenhos s\u00e3o a melhor forma de indicar a dire\u00e7\u00e3o dos pain\u00e9is, aberturas, recortes, chapas laterais, grampos de fixa\u00e7\u00e3o e detalhes dos degraus. Se ainda n\u00e3o houver desenhos, um croqui com dimens\u00f5es, v\u00e3o entre apoios e informa\u00e7\u00f5es de aplica\u00e7\u00e3o pode ajudar a preparar uma primeira cota\u00e7\u00e3o \u00fatil.<\/p>\n      <\/div>\n      <div class=\"qy-spec-box qymt-serrated-rfq-table\">\n        <h2>Lista de dados para cota\u00e7\u00e3o<\/h2>\n        <table>\n          <tr><th>Escolha da superf\u00edcie<\/th><td>Serrilhada ou lisa, com o motivo da escolha, se conhecido.<\/td><\/tr>\n          <tr><th>Dados dos pain\u00e9is<\/th><td>Largura, comprimento, dire\u00e7\u00e3o das barras portantes, v\u00e3o entre apoios e quantidade.<\/td><\/tr>\n          <tr><th>Dados das barras<\/th><td>Dimens\u00f5es e espa\u00e7amento das barras portantes, espa\u00e7amento das barras transversais e carga requerida.<\/td><\/tr>\n          <tr><th>Acabamento<\/th><td>Sem revestimento, galvanizado a quente, pintado, com pintura a p\u00f3 ou em a\u00e7o inoxid\u00e1vel.<\/td><\/tr>\n          <tr><th>Dados do projeto<\/th><td>Aplica\u00e7\u00e3o, ambiente, destino, prefer\u00eancias de embalagem e desenhos.<\/td><\/tr>\n        <\/table>\n      <\/div>\n    <\/div>\n  <\/section>\n\n  <section class=\"qy-section qy-section--muted qymt-serrated-related\">\n    <div class=\"qy-wrap qy-split\">\n      <div>\n        <h2>Perguntas frequentes<\/h2>\n        <div class=\"qy-faq\">\n          <details><summary>Qual \u00e9 a diferen\u00e7a entre a grade serrilhada e a lisa?<\/summary><p>A grade serrilhada possui barras portantes com entalhes para melhorar a ader\u00eancia, enquanto a lisa utiliza barras com borda lisa para superf\u00edcies de circula\u00e7\u00e3o e acesso de uso geral.<\/p><\/details>\n          <details><summary>Quando usar grade serrilhada?<\/summary><p>Ela deve ser considerada em \u00e1reas de circula\u00e7\u00e3o \u00famidas, com \u00f3leo, externas, inclinadas ou com requisitos especiais de ader\u00eancia.<\/p><\/details>\n          <details><summary>A grade lisa \u00e9 adequada para plataformas industriais?<\/summary><p>Sim. \u00c9 amplamente utilizada em plataformas secas, passarelas, mezaninos e acessos de manuten\u00e7\u00e3o que n\u00e3o exigem ader\u00eancia adicional.<\/p><\/details>\n          <details><summary>A grade galvanizada pode ser lisa ou serrilhada?<\/summary><p>Sim. Pode utilizar barras portantes lisas ou serrilhadas conforme as condi\u00e7\u00f5es de circula\u00e7\u00e3o, os requisitos de limpeza e o risco de escorregamento.<\/p><\/details>\n          <details><summary>Quais dados s\u00e3o necess\u00e1rios para cotar uma grade serrilhada ou lisa?<\/summary><p>Envie o tipo de superf\u00edcie, as dimens\u00f5es dos pain\u00e9is e das barras portantes, os espa\u00e7amentos, o material, o acabamento, a carga requerida, a aplica\u00e7\u00e3o, a quantidade, o destino e os desenhos.<\/p><\/details>\n        <\/div>\n      <\/div>\n      <div>\n        <h2>Recursos e produtos relacionados<\/h2>\n        <div class=\"qy-link-grid qy-link-grid--compact\">\n          <a href=\"https:\/\/qymetaltech.com\/pt-br\/grade-de-piso-em-aco-serrilhada\/\">Grade de piso em a\u00e7o serrilhada<\/a>\n          <a href=\"https:\/\/qymetaltech.com\/pt-br\/grade-de-piso-em-aco\/\">Grade de piso em a\u00e7o<\/a>\n          <a href=\"https:\/\/qymetaltech.com\/pt-br\/grade-piso-aco-galvanizado\/\">Grade de piso em a\u00e7o galvanizada<\/a>\n          <a href=\"https:\/\/qymetaltech.com\/pt-br\/degraus-de-escada-grade-piso\/\">Degraus de escada<\/a>\n          <a href=\"https:\/\/qymetaltech.com\/pt-br\/recursos-tecnicos\/como-escolher-grades-piso-aco\/\">Como escolher grades de piso em a\u00e7o<\/a>\n          <a href=\"\/wp-content\/uploads\/2026\/05\/QY-Metal-Tech-Serrated-vs-Smooth-Grating-Selection-Checklist.pdf\" target=\"_blank\" rel=\"noopener\">Baixar lista de sele\u00e7\u00e3o<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/section>\n<\/div><section id=\"rfq\" class=\"qy-section qy-contact-section\"><div class=\"qy-wrap qy-split\"><div><p class=\"qy-eyebrow\">Suporte \u00e0 cota\u00e7\u00e3o<\/p><h2>Precisa de ajuda para escolher entre grade serrilhada e lisa?<\/h2><p>Envie desenhos, condi\u00e7\u00f5es da superf\u00edcie, carga requerida, material, acabamento, quantidade e destino. A QY Metal Tech analisar\u00e1 os dados e dar\u00e1 suporte \u00e0 elabora\u00e7\u00e3o da cota\u00e7\u00e3o.<\/p><\/div><div class=\"qy-form-panel\">    <form class=\"qy-rfq-form\" action=\"https:\/\/qymetaltech.com\/wp-admin\/admin-post.php\" method=\"post\" enctype=\"multipart\/form-data\">\n        <input type=\"hidden\" name=\"action\" value=\"qymt_submit_rfq\">\n        <input type=\"hidden\" id=\"qymt_nonce\" name=\"qymt_nonce\" value=\"c1f358f66a\" \/><input type=\"hidden\" name=\"_wp_http_referer\" value=\"\/pt-br\/wp-json\/wp\/v2\/pages\/5380\" \/>        <input type=\"hidden\" name=\"product_page\" value=\"Grade de piso serrilhada ou lisa\">\n        <input type=\"hidden\" name=\"rfq_language\" value=\"pt-br\">\n        <div class=\"qy-form-grid\">\n            <label>Nome <input required name=\"full_name\" type=\"text\" autocomplete=\"name\"><\/label>\n            <label>E-mail <input required name=\"email\" type=\"email\" autocomplete=\"email\"><\/label>\n            <label>Empresa <input name=\"company\" type=\"text\" autocomplete=\"organization\"><\/label>\n            <label>Tipo de produto <input name=\"product_interest\" type=\"text\" value=\"Grade de piso serrilhada ou lisa\"><\/label>\n            <label>Quantidade <input name=\"quantity\" type=\"text\" placeholder=\"ex.: 500 m\u00b2, 200 pe\u00e7as, 1 cont\u00eainer\"><\/label>\n            <label>Anexar desenho <input name=\"drawing_file\" type=\"file\" accept=\".pdf,.dwg,.dxf,.jpg,.jpeg,.png,.webp,.zip\"><\/label>\n        <\/div>\n        <label>Mensagem <textarea required name=\"message\" rows=\"6\" placeholder=\"Fam\u00edlia de produtos, material, dimens\u00e3o ou abertura, acabamento ou cor, acess\u00f3rios, quantidade, aplica\u00e7\u00e3o, porto de destino ou observa\u00e7\u00f5es do desenho\"><\/textarea><\/label>\n        <button class=\"qy-btn\" type=\"submit\">Enviar solicita\u00e7\u00e3o<\/button>\n    <input type=\"hidden\" name=\"qymt_language\" value=\"pt-br\"><\/form>\n    <style>.qy-file-picker{position:relative;display:flex;align-items:center;width:100%;max-width:100%;min-width:0;overflow:hidden;border:1px solid #d5dde6;border-radius:4px;background:#fff;box-sizing:border-box}.qy-file-picker input{position:absolute;inset:0;width:100%;max-width:100%;min-width:0;height:100%;opacity:0;cursor:pointer}.qy-file-picker:focus-within{outline:2px solid #0b65a3;outline-offset:2px}.qy-file-button{flex:0 1 auto;min-width:0;padding:9px 12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background:#edf2f6;color:#18304a;font-weight:700}.qy-file-name{flex:1 1 0;min-width:0;padding:9px 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:640px){.qy-rfq-form .qy-form-grid{grid-template-columns:minmax(0,1fr)!important}.qy-rfq-form .qy-form-grid>label{min-width:0!important;max-width:100%!important}.qy-rfq-form :is(input,textarea){max-width:100%;box-sizing:border-box}}<\/style><script>(function(){document.addEventListener(\"change\",function(event){if(!event.target.matches(\".qy-file-picker input[type=file]\"))return;var name=event.target.closest(\".qy-file-picker\").querySelector(\".qy-file-name\");name.textContent=event.target.files.length?event.target.files[0].name:\"Nenhum arquivo selecionado\";});})();<\/script><\/div><\/div><\/section>\n<!-- qymt-resource-faq-schema:resources\/serrated-vs-smooth-grating:start -->\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"mainEntity\":[{\"acceptedAnswer\":{\"text\":\"Yes. Galvanized grating can use smooth or serrated bearing bars depending on the walking condition, cleaning requirement and traction risk.\",\"@type\":\"Answer\"},\"name\":\"Can galvanized grating be smooth or serrated?\",\"@type\":\"Question\"}],\"@type\":\"FAQPage\"}<\/script>\n<!-- qymt-resource-faq-schema:resources\/serrated-vs-smooth-grating:end -->\n\n\n<!-- qymt-resource-product-bridge:start -->\n<style id=\"qymt-resource-product-bridge-style\">\n.qymt-resource-product-bridge,.qymt-resource-product-bridge *{box-sizing:border-box}\n.qymt-resource-product-bridge{background:#f5f8fb;border-top:1px solid #d9e2ea;border-bottom:1px solid #d9e2ea;padding:54px 0}\n.qymt-resource-product-bridge .qymt-resource-product-grid{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:26px;align-items:start}\n.qymt-resource-product-bridge .qy-eyebrow{margin:0 0 10px;color:#d3a13f;font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}\n.qymt-resource-product-bridge h2{margin:0 0 12px;color:#102d44;font-size:30px;line-height:1.16;letter-spacing:0}\n.qymt-resource-product-bridge p{margin:0;color:#52606d;font-size:15.5px;line-height:1.6}\n.qymt-resource-product-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}\n.qymt-resource-product-link{display:block;min-height:92px;background:#fff;border:1px solid #d9e2ea;border-left:4px solid #1f5f8f;border-radius:6px;padding:16px;color:#102d44!important;text-decoration:none!important;box-shadow:0 10px 24px rgba(15,45,68,.06)}\n.qymt-resource-product-link strong{display:block;margin:0 0 7px;color:#102d44;font-size:16px;line-height:1.25}\n.qymt-resource-product-link span{display:block;color:#52606d;font-size:14px;line-height:1.42}\n.qymt-resource-product-link:hover{border-left-color:#d3a13f;transform:translateY(-1px)}\n@media(max-width:900px){.qymt-resource-product-bridge .qymt-resource-product-grid{grid-template-columns:1fr}.qymt-resource-product-links{grid-template-columns:1fr}}\n<\/style>\n<section class=\"qymt-resource-product-bridge\" aria-label=\"Produtos relacionados e cota\u00e7\u00e3o\">\n  <div class=\"qy-wrap qymt-resource-product-grid\">\n    <div>\n      <p class=\"qy-eyebrow\">Produtos e solicita\u00e7\u00e3o de cota\u00e7\u00e3o<\/p>\n      <h2>Use este guia para acessar o produto adequado<\/h2>\n      <p>Depois de escolher a superf\u00edcie de circula\u00e7\u00e3o, consulte as p\u00e1ginas de grades, galvaniza\u00e7\u00e3o ou degraus antes de solicitar o pre\u00e7o.<\/p>\n    <\/div>\n    <div class=\"qymt-resource-product-links\">\n      <a class=\"qymt-resource-product-link\" href=\"https:\/\/qymetaltech.com\/pt-br\/degraus-de-escada-grade-piso\/\"><strong>Degraus de escada<\/strong><span>Superf\u00edcies serrilhadas costumam ser avaliadas para escadas.<\/span><\/a><a class=\"qymt-resource-product-link\" href=\"https:\/\/qymetaltech.com\/pt-br\/grade-de-piso-em-aco\/\"><strong>Grade de piso em a\u00e7o<\/strong><span>Compare as op\u00e7\u00f5es de barras portantes lisas e serrilhadas.<\/span><\/a><a class=\"qymt-resource-product-link\" href=\"https:\/\/qymetaltech.com\/pt-br\/grade-piso-aco-galvanizado\/\"><strong>Grade de piso em a\u00e7o galvanizada<\/strong><span>Combine a escolha da ader\u00eancia com os requisitos de acabamento para uso externo.<\/span><\/a><a class=\"qymt-resource-product-link\" href=\"https:\/\/qymetaltech.com\/pt-br\/contato\/#rfq\"><strong>Solicitar cota\u00e7\u00e3o do projeto<\/strong><span>Envie o tipo de superf\u00edcie, os desenhos e a quantidade.<\/span><\/a>\n    <\/div>\n  <\/div>\n<\/section>\n<!-- qymt-resource-product-bridge:end -->\n<style id=\"qymt-footer-page-fullwidth-tune\">\nbody:not(.home) .entry-content .qymt-site-footer,\nbody:not(.home) .qymt-site-footer{\n  position:relative!important;\n  left:50%!important;\n  right:50%!important;\n  width:100vw!important;\n  max-width:100vw!important;\n  margin-left:-50vw!important;\n  margin-right:-50vw!important;\n  box-sizing:border-box!important;\n}\nbody:not(.home){\n  overflow-x:hidden;\n}\nbody:not(.home) .qymt-site-footer .qy-wrap{\n  width:min(1180px,calc(100% - 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