{"id":64221,"date":"2021-12-10T09:19:42","date_gmt":"2021-12-10T08:19:42","guid":{"rendered":"https:\/\/welding-alloys.zerobox.co.za\/calculadora-de-pre-aquecimento\/"},"modified":"2026-03-20T22:14:00","modified_gmt":"2026-03-20T21:14:00","slug":"preheat-calculator","status":"publish","type":"page","link":"https:\/\/welding-alloys.zerobox.co.za\/pt-br\/preheat-calculator\/","title":{"rendered":"Calculadora de Pr\u00e9-aquecimento"},"content":{"rendered":"<div id='full_slider_1'  class='avia-fullwidth-slider main_color avia-shadow   avia-builder-el-0  el_before_av_section  avia-builder-el-first   container_wrap sidebar_left'  >\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-hbosip-d039c67ac1b060edc982f7555336a766\">\n#top #wrap_all .avia-slideshow .av-slideshow-caption.av-hbosip-d039c67ac1b060edc982f7555336a766__0 .avia-caption-title{\nfont-size:38px;\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-slideshow av-hbosip-d039c67ac1b060edc982f7555336a766 avia-slideshow-no scaling av_slideshow_full avia-slide-slider av-slideshow-ui av-control-default av-slideshow-manual av-loop-once av-loop-manual-endless av-default-height-applied   avia-slideshow-1' data-slideshow-options=\"{&quot;animation&quot;:&quot;slide&quot;,&quot;autoplay&quot;:false,&quot;loop_autoplay&quot;:&quot;once&quot;,&quot;interval&quot;:5,&quot;loop_manual&quot;:&quot;manual-endless&quot;,&quot;autoplay_stopper&quot;:false,&quot;noNavigation&quot;:false,&quot;bg_slider&quot;:false,&quot;keep_padding&quot;:false,&quot;hoverpause&quot;:false,&quot;show_slide_delay&quot;:0}\"  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><ul class='avia-slideshow-inner ' style='padding-bottom: 22.395833333333%;'><li  class='avia-slideshow-slide av-hbosip-d039c67ac1b060edc982f7555336a766__0  av-single-slide slide-1 slide-odd'><div data-rel='slideshow-1' class='avia-slide-wrap '   ><div class='av-slideshow-caption av-hbosip-d039c67ac1b060edc982f7555336a766__0 caption_fullwidth caption_left caption_left_framed caption_framed'><div class=\"container caption_container\"><div class=\"slideshow_caption\"><div class=\"slideshow_inner_caption\"><div class=\"slideshow_align_caption\"><h2 class='avia-caption-title '  itemprop=\"name\" >Ferramentas para apoiar suas necessidades de soldagem<\/h2><\/div><\/div><\/div><\/div><\/div><img decoding=\"async\" fetchpriority=\"high\" class=\"wp-image-8817 avia-img-lazy-loading-not-8817\"  src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2021\/12\/banner-hardfacing.jpg\" width=\"1920\" height=\"430\" title='banner hardfacing' alt='banner hardfacing'  itemprop=\"thumbnailUrl\"  style='min-height:250px; min-width:1117px; ' srcset=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2021\/12\/banner-hardfacing.jpg 1920w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2021\/12\/banner-hardfacing-600x134.jpg 600w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2021\/12\/banner-hardfacing-300x67.jpg 300w, https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2021\/12\/banner-hardfacing-500x112.jpg 500w\" sizes=\"(max-width: 1920px) 100vw, 1920px\" \/><\/div><\/li><\/ul><\/div><\/div>\n<div id='av_section_1'  class='avia-section av-ec3jsh-e2707093b4c018a9b171e5a0fcb3fd58 alternate_color avia-section-small avia-no-border-styling  avia-builder-el-1  el_after_av_slideshow_full  el_before_av_section  breadcrumb-container avia-bg-style-scroll container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-64221'><div class='entry-content-wrapper clearfix'>\n\n\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_2'  class='avia-section av-bdkgip-e17bf766a99d29db2174f0262dd8ee1c main_color avia-section-default avia-no-border-styling  avia-builder-el-3  el_after_av_section  el_before_av_section  avia-bg-style-scroll container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-64221'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-kx9jjmu4-ed247d8e21cb59c333a49bc9e592647a\">\n#top .av-special-heading.av-kx9jjmu4-ed247d8e21cb59c333a49bc9e592647a{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-kx9jjmu4-ed247d8e21cb59c333a49bc9e592647a .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-kx9jjmu4-ed247d8e21cb59c333a49bc9e592647a .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-kx9jjmu4-ed247d8e21cb59c333a49bc9e592647a av-special-heading-h1 blockquote modern-quote  avia-builder-el-4  el_before_av_three_fifth  avia-builder-el-first '><h1 class='av-special-heading-tag '  itemprop=\"headline\"  >Calculadora de Pr\u00e9-aquecimento<\/h1><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<div  class='flex_column av-9gils1-e773990d3a5487cf078ab7172c32638c av_three_fifth  avia-builder-el-5  el_after_av_heading  el_before_av_two_fifth  first flex_column_div  '     ><section  class='av_textblock_section av-lztt4xo3-51e1f4f4df898ff8b01014bf803fdfc0 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p>A Welding Alloys possui uma vasta experi\u00eancia no desenvolvimento de consum\u00edveis de soldagem especialmente projetados para proteger contra desgaste por abras\u00e3o, eros\u00e3o, corros\u00e3o, impacto, fadiga t\u00e9rmica, fric\u00e7\u00e3o metal com metal e muito mais. O pr\u00e9-aquecimento antes da soldagem \u00e9 crucial, pois suaviza a zona afetada pelo calor, mitiga o estresse p\u00f3s-soldagem, auxilia na desgaseifica\u00e7\u00e3o de hidrog\u00eanio e melhora a liga\u00e7\u00e3o entre os materiais base e de solda. Este processo resulta em uma liga\u00e7\u00e3o mais forte, mais confi\u00e1vel e dur\u00e1vel. Explore nossa <a href=\"https:\/\/welding-alloys.zerobox.co.za\/product-category\/welding-consumables\/\">gama de solu\u00e7\u00f5es<\/a> projetadas para otimizar as opera\u00e7\u00f5es de soldagem.   <\/p>\n<p>Para mais informa\u00e7\u00f5es sobre pr\u00e9-aquecimento, verifica\u00e7\u00e3o de al\u00edvio, processos de soldagem, sele\u00e7\u00e3o de consum\u00edveis e dureza, consulte nosso livreto <a href=\"https:\/\/welding-alloys.zerobox.co.za\/library\/fundamentals-of-hardfacing-by-arc-welding\/\">Fundamentos do Revestimento por Soldagem a Arco<\/a>.<\/p>\n<p>Entre em contato conosco para falar com um de nossos especialistas t\u00e9cnicos.<\/p>\n<\/div><\/section><\/div><div  class='flex_column av-b7ysx-02b5141a38e2f55405284cc06a498b1f av_two_fifth  avia-builder-el-7  el_after_av_three_fifth  el_before_av_one_full  flex_column_div  '     ><div  class='avia-buttonrow-wrap av-m0xujy5s-8d341e2fe83c7bdf49fb8b7942cbc4b0 avia-buttonrow-left  avia-builder-el-8  avia-builder-el-no-sibling  padding-bottom-20 one-row-btns'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m0xujxht-44ad04227d8d22aeb38581bf1d29a974\">\n#top #wrap_all .avia-button.av-m0xujxht-44ad04227d8d22aeb38581bf1d29a974{\nmargin-bottom:15px;\nmargin-right:15px;\n}\n<\/style>\n<a href='https:\/\/welding-alloys.zerobox.co.za\/pt-br\/contact-an-integra-specialist\/?iframe=true&product_id=64221'  class='avia-button av-m0xujxht-44ad04227d8d22aeb38581bf1d29a974 avia-icon_select-yes-right-icon avia-size-medium avia-color-theme-color'  rel=\"nofollow\"  aria-label=\"Contate um especialista\"><span class='avia_iconbox_title' >Contate um especialista<\/span><span class='avia_button_icon avia_button_icon_right avia-iconfont avia-font-custom' data-av_icon='\ue803' data-av_iconfont='custom' ><\/span><\/a>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m0xujr1q-e426bd05e3bb892930f051c018b283f8\">\n#top #wrap_all .avia-button.av-m0xujr1q-e426bd05e3bb892930f051c018b283f8{\nmargin-bottom:15px;\nmargin-right:15px;\n}\n<\/style>\n<a href='https:\/\/welding-alloys.zerobox.co.za\/pt-br\/application\/consumiveis-para-soldagem-de-revestimento-duro\/'  class='avia-button av-m0xujr1q-e426bd05e3bb892930f051c018b283f8 avia-icon_select-yes-right-icon avia-size-medium avia-color-theme-color'   aria-label=\"Consum\u00edveis de Soldagem para Revestimento Duro\"><span class='avia_iconbox_title' >Consum\u00edveis de Soldagem para Revestimento Duro<\/span><span class='avia_button_icon avia_button_icon_right avia-iconfont avia-font-custom' data-av_icon='\ue803' data-av_iconfont='custom' ><\/span><\/a>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-m0xujr1q-1-aaa7b8535ddb512365c83e34035d9d77\">\n#top #wrap_all .avia-button.av-m0xujr1q-1-aaa7b8535ddb512365c83e34035d9d77{\nbackground-color:#ffffff;\nborder-color:#ffffff;\ncolor:#000000;\ntransition:all 0.4s ease-in-out;\nmargin-bottom:15px;\nmargin-right:15px;\n}\n#top #wrap_all .avia-button.av-m0xujr1q-1-aaa7b8535ddb512365c83e34035d9d77 .avia-svg-icon svg:first-child{\nfill:#000000;\nstroke:#000000;\n}\n<\/style>\n<a href='https:\/\/welding-alloys.zerobox.co.za\/pt-br\/company\/locations\/'  class='avia-button av-m0xujr1q-1-aaa7b8535ddb512365c83e34035d9d77 avia-icon_select-yes-right-icon avia-size-medium'   aria-label=\"Localiza\u00e7\u00f5es\"><span class='avia_iconbox_title' >Localiza\u00e7\u00f5es<\/span><span class='avia_button_icon avia_button_icon_right avia-iconfont avia-font-custom' data-av_icon='\ue800' data-av_iconfont='custom' ><\/span><\/a>\n<\/div><\/div><div  class='flex_column av-2fbdmp-c9ad665e3db4aa769e52f8f1eeeb7e50 av_one_full  avia-builder-el-9  el_after_av_two_fifth  avia-builder-el-last  first flex_column_div  '     ><section  class='av_textblock_section av-ma2cvuos-14f8ff4090980793dbbb34aab1487acd '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" >\t<div class=\"row\">\n\t\t\t\t\t<div class=\"col-md\">\n\t\t\t\t\t<div class=\"d-flex mt-4\">\n\t\t\t\t\t\t<div class=\"flex-shrink-0\">\n\t\t\t\t\t\t\t<img decoding=\"async\" style=\"max-width:100px;border:1px solid #ddd;\" src=\"https:\/\/welding-alloys.zerobox.co.za\/wp-content\/uploads\/2022\/10\/1732_Fundamentals_of_hardfacing-flyer.jpg\" alt=\"Fundamentals of Hardfacing by Arc Welding\">\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"flex-grow-1 ms-4\">\n\t\t\t\t\t\t\t<!-- Default -->\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"equal-height mb-0\">\n\t\t\t\t\t\t\t\t\t<strong class=\"color-black\">\n\t\t\t\t\t\t\t\t\t\tFundamentals of Hardfacing by Arc Welding | <span style=\"font-size: 12px;\">EN<\/span><br \/>\n\t\t\t\t\t\t\t\t\t\t2,87 MB\t\t\t\t\t\t\t\t\t<\/strong>\n\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t<div style=\"white-space: nowrap\" class=\"mt-3x\">\n\t\t\t\t\t\t\t\t\t<a class=\"btn btn-blockx\" href=\"https:\/\/welding-alloys.zerobox.co.za\/access-resources-form\/?iframe=true&#038;brochure_id=7840\"><span class=\"min\">Solicita\u00e7\u00e3o<\/span><\/a>\t\t\t\t\t\t\t\t\t<br>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<!-- Flyer with Title -->\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<!-- Brochure No Title -->\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\n<\/div><\/section><\/div><\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='av_section_3'  class='avia-section av-m8ct3rg4-03b318d3c52e68e481987153ac415be0 alternate_color avia-section-default avia-no-border-styling  avia-builder-el-11  el_after_av_section  avia-builder-el-last  avia-bg-style-scroll container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-64221'><div class='entry-content-wrapper clearfix'>\n<div  class='flex_column av-kysbaw-4e75eac76333c9bb787133c083b6f174 av_one_full  avia-builder-el-12  avia-builder-el-no-sibling  first flex_column_div  '     ><section  class='av_textblock_section av-m8ct5poa-9823ced184b89cefb5c3fc669c7912c5 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"text-align: center;\">C\u00e1lculo de temperatura de pr\u00e9-aquecimento para a\u00e7os n\u00e3o ligados e de baixa liga (formula\u00e7\u00e3o de Seferian).<\/p>\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-rk1jvc-31bacfd57e0bf37b2d5cea11b1ac95bc '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" >\t\t<script type=\"text\/javascript\">\n\t\tjQuery(document).ready(function($) {\n\t\t\t\/* Range Slider *\/\n\t\t\t\/\/ Function to update the slider value and positions\n\t\t\tfunction showSliderValue(slider_input, slider_thumb, slider_value, slider_line) {\n\t\t\t  slider_thumb.innerHTML = slider_input.value + ' mm';\n\t\t\t  slider_value.innerHTML = slider_input.value + ' mm';\n\t\t\t  const bulletPosition = (slider_input.value \/ slider_input.max);\n\t\t\t  const space = slider_input.offsetWidth - slider_thumb.offsetWidth;\n\t\t\t  \/\/ Position the thumb based on the value\n\t\t\t  slider_thumb.style.left = (bulletPosition * space) + 'px';\n\t\t\t  \/\/ Update the progress line width\n\t\t\t  slider_line.style.width = (slider_input.value \/ slider_input.max) * 100 + '%';\n\t\t\t}\n\t\t\t\/\/ Initialize multiple sliders\n\t\t\tconst sliders = document.querySelectorAll('.range-slider');\n\t\t\tsliders.forEach(slider => {\n\t\t\t  const slider_input = slider.querySelector('.range-slider_input');\n\t\t\t  const slider_thumb = slider.querySelector('.range-slider_thumb');\n\t\t\t  const slider_value = slider.querySelector('.range-slider_value');\n\t\t\t  const slider_line = slider.querySelector('.range-slider_line-fill');\n\t\t\t  \/\/ Set initial values\n\t\t\t  showSliderValue(slider_input, slider_thumb, slider_value, slider_line);\n\t\t\t  \/\/ Add event listeners\n\t\t\t  slider_input.addEventListener('input', () => {\n\t\t\t\tshowSliderValue(slider_input, slider_thumb, slider_value, slider_line);\n\t\t\t  });\n\t\t\t  window.addEventListener('resize', () => {\n\t\t\t\tshowSliderValue(slider_input, slider_thumb, slider_value, slider_line);\n\t\t\t  });\n\t\t\t});\n\t\t\t\/* END | Range Slider *\/\n\t\t\t\/* Popover *\/\n\t\t\t$('#togglePopover').click(function(event) {\n                event.preventDefault();\n                $('#popover').toggle();\n            });\n            $(document).click(function(event) {\n                if (!$(event.target).closest('#togglePopover, #popover').length) {\n                    $('#popover').hide();\n                }\n            });\n\t\t\t\/* END | Popover *\/\n\t\t\tvar ratio = 1; \/\/ Default ratio for metric (1 mm = 1)\n\t\t\tfunction roundUpToNearestFive(value) {\n\t\t\t\treturn Math.ceil(value \/ 5) * 5;\n\t\t\t}\n\t\t\tfunction calculateValues() {\n\t\t\t\t\/\/ Get input values\n\t\t\t\tvar val_c = parseFloat($('#val_c').val()) || 0;\n\t\t\t\tvar val_mn = parseFloat($('#val_mn').val()) || 0;\n\t\t\t\tvar val_cr = parseFloat($('#val_cr').val()) || 0;\n\t\t\t\tvar val_ni = parseFloat($('#val_ni').val()) || 0;\n\t\t\t\tvar val_mo = parseFloat($('#val_mo').val()) || 0;\n\t\t\t\tvar val_v = parseFloat($('#val_v').val()) || 0;\n\t\t\t\tvar val_cu = parseFloat($('#val_cu').val()) || 0;\n\t\t\t\tvar val_mm = parseFloat($('#val_mm').val()) || 0;\n\t\t\t\t\/\/ Adjust thickness for selected unit (Metric or Imperial)\n\t\t\t\tval_mm = val_mm * ratio;\n\t\t\t\t\/\/ Calculate carbon equivalent\n\t\t\t\tvar carbonequivalent = val_c + (val_mn \/ 6) + ((val_cr + val_mo + val_v) \/ 5) + ((val_ni + val_cu) \/ 15);\n\t\t\t\t$('.carbonequivalent').text(carbonequivalent.toFixed(2));\n\t\t\t\t\/\/ Calculate the chemical carbon equivalent\n\t\t\t\tvar carbone_equivalent_chimique_cc = val_c + ((val_mn + val_cr) \/ 9) + (val_ni \/ 18) + ((7 * val_mo) \/ 90);\n\t\t\t\t\/\/ Calculate the thickness carbon equivalent\n\t\t\t\tvar carbone_equivalent_epaisseur_ce = 0.005 * val_mm * carbone_equivalent_chimique_cc;\n\t\t\t\t\/\/ Total carbon equivalent\n\t\t\t\tvar carbone_equivalent_total_c = carbone_equivalent_chimique_cc + carbone_equivalent_epaisseur_ce;\n\t\t\t\t\/\/ Calculate temperature in Celsius\n\t\t\t\tvar temp_c = 350 * Math.sqrt(carbone_equivalent_total_c - 0.25);\n\t\t\t\ttemp_c = isNaN(temp_c) || temp_c < 0 ? 0 : roundUpToNearestFive(temp_c);\n\t\t\t\t\/\/ Calculate temperature in Fahrenheit\n\t\t\t\tvar temp_f = temp_c === 0 ? 0 : roundUpToNearestFive((temp_c * 9\/5) + 32);\n\t\t\t\t\/\/ Update temperature values\n\t\t\t\t$('#temp_c').text(temp_c);\n\t\t\t\t$('#temp_f').text(temp_f);\n\t\t\t}\n\t\t\t\/\/ Function to validate and restrict input\n\t\t\tfunction validateInput(selectedUnit) {\n\t\t\t\tvar currentVal = parseFloat($('#val_mm').val()) || 0;\n\t\t\t\tif (selectedUnit === 'mm') {\n\t\t\t\t\t$('#val_mm').attr({\n\t\t\t\t\t\t'max': 100,\n\t\t\t\t\t\t'min': 0,\n\t\t\t\t\t\t'step': 1\n\t\t\t\t\t});\n\t\t\t\t\tif (currentVal > 100) $('#val_mm').val(100);\n\t\t\t\t\tif (currentVal < 0) $('#val_mm').val(0);\n\t\t\t\t} else if (selectedUnit === 'inches') {\n\t\t\t\t\t$('#val_mm').attr({\n\t\t\t\t\t\t'max': 4,\n\t\t\t\t\t\t'min': 0,\n\t\t\t\t\t\t'step': 1\n\t\t\t\t\t});\n\t\t\t\t\tif (currentVal > 4) $('#val_mm').val(4);\n\t\t\t\t\tif (currentVal < 0) $('#val_mm').val(0);\n\t\t\t\t}\n\t\t\t\tcalculateValues();\n\t\t\t}\n\t\t\t\/\/ Handle unit system change\n\t\t\t$('.system_unit').on('click', function() {\n\t\t\t\tvar selectedUnit = $(this).data('unit');\n\t\t\t\tvar currentValMm = parseFloat($('#val_mm').val()) || 0;\n\t\t\t\tratio = parseFloat($(this).data('ratio'));\n\t\t\t\t\/\/ Convert the thickness value based on the selected unit\n\t\t\t\tif (selectedUnit === 'mm') {\n\t\t\t\t\tcurrentValMm = Math.round(currentValMm * 25); \/\/ Inches to mm\n\t\t\t\t} else {\n\t\t\t\t\tcurrentValMm = Math.round(currentValMm \/ 25); \/\/ mm to Inches\n\t\t\t\t}\n\t\t\t\t$('#val_mm').val(currentValMm);\n\t\t\t\t$('#val_mm').attr(\"placeholder\", \"Base metal thickness (\" + selectedUnit + \")\");\n\t\t\t\t$(\"label[for='val_mm']\").text(\"Base metal thickness (\" + selectedUnit + \")\");\n\t\t\t\t$('.system_unit').removeClass('active');\n\t\t\t\t$(this).addClass('active');\n\t\t\t\tvalidateInput(selectedUnit);\n\t\t\t});\n\t\t\t\/\/ Validate input on change\n\t\t\t$('#val_mm').on('input', function() {\n\t\t\t\tvar selectedUnit = $('.system_unit.active').data('unit');\n\t\t\t\tvalidateInput(selectedUnit);\n\t\t\t});\n\t\t\t\/\/ Attach event listeners to input fields\n\t\t\t$('input').on('input', function() {\n\t\t\t\tcalculateValues();\n\t\t\t});\n\t\t\t\/\/ Initial calculation\n\t\t\tcalculateValues();\n\t\t});\n\t\t<\/script>\n        <form class=\"preheat-form\">\n            <div class=\"row mb-0\">\n              <div class=\"col-md-6 p-0\">\n                <div class=\"bg-white h-100 p-4\">\n                  <strong class=\"color-black d-block mb-4\">An\u00e1lise qu\u00edmica do metal base:<\/strong>\n                  <div class=\"row mt-3\">\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"0.6\" step=\"0.1\" name=\"val_c\" id=\"val_c\" placeholder=\"%C \u2264 0,6\">\n                              <label for=\"val_c\">%C<\/label>\n                          <\/div>\n                      <\/div>\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"2\" step=\"0.1\" name=\"val_mn\" id=\"val_mn\" placeholder=\"%Mn \u2264 2\">\n                              <label for=\"val_mn\">%Mn<\/label>\n                          <\/div>\n                      <\/div>\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"9\" step=\"0.1\" name=\"val_cr\" id=\"val_cr\" placeholder=\"%Cr \u2264 9\">\n                              <label for=\"input3\">%Cr<\/label>\n                          <\/div>\n                      <\/div>\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"5\" step=\"0.1\" name=\"val_ni\" id=\"val_ni\" placeholder=\"%Ni \u2264 5\">\n                              <label for=\"val_ni\">%Ni<\/label>\n                          <\/div>\n                      <\/div>\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"2\" step=\"0.1\" name=\"val_mo\" id=\"val_mo\" placeholder=\"%Mo \u2264 2\">\n                              <label for=\"val_mo\">%Mo<\/label>\n                          <\/div>\n                      <\/div>\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"0.5\" step=\"0.1\" name=\"val_v\" id=\"val_v\" placeholder=\"%V \u2264 0,5\">\n                              <label for=\"val_v\">%V<\/label>\n                          <\/div>\n                      <\/div>\n                      <div class=\"col-6 col-md-3 col-lg-4\">\n                          <div class=\"float-label float-visible mb-0\">\n                              <input class=\"rounded bg-grey text-center\" type=\"number\" min=\"0\" max=\"0.5\" step=\"0.1\" name=\"val_cu\" id=\"val_cu\" placeholder=\"%Cu \u2264 0,5\">\n                              <label for=\"val_cu\">%Cu<\/label>\n                          <\/div>\n                      <\/div>\n                  <\/div>\n                  <div class=\"switch-container mt-3 mt-md-0\">\n                    <span class=\"label-before\">inches<\/span>\n                    <label class=\"switch\">\n                      <input type=\"checkbox\" checked>\n                      <span class=\"slider round\"><\/span>\n                    <\/label>\n                    <span class=\"label-after\">mm<\/span>\n                  <\/div>\n                  <div class=\"range-slider mt-5\">\n                    <strong class=\"color-black\">Espessura do metal base (mm)<\/strong>\n                    <span class=\"range-slider_value\">0 mm<\/span>\n                    <input  id=\"val_mm\" name=\"val_mm\" class=\"range-slider_input\" type=\"range\" value=\"0\" min=\"0\" max=\"100\">\n                    <div class=\"range-slider_thumb\">0 mm<\/div>\n                    <div class=\"range-slider_line\">\n                      <div class=\"range-slider_line-fill\"><\/div>\n                    <\/div>\n                  <\/div>\n                  <!--<div class=\"float-label\">\n                      <input type=\"number\" min=\"0\" name=\"val_mm\" id=\"val_mm\" value=\"25\" max=\"100\" placeholder=\"Base metal thickness (mm)\">\n                      <label for=\"val_mm\"><\/label>\n                  <\/div>-->\n                <\/div>\n              <\/div>\n              <div class=\"col-md-6 p-0\">\n                <div class=\"bg-green h-100 p-4\">\n                  <!-- <div class=\"choose_system mt-4 mb-5\">\n                    <div><a class=\"system_unit mm active\" data-ratio=\"1\" data-unit=\"mm\">Metric system<\/a><\/div>\n                    <div><a class=\"system_unit inches\" data-ratio=\"25\" data-unit=\"inches\">Imperial system<\/a><\/div>\n                  <\/div> -->\n                  <div class=\"row\">\n                    <div class=\"col-md-6 mb-4 mb-md-0\">\n                      <div class=\"bg-grey p-4 h-100\">\n                        <p class=\"text-center mt-0 color-black\">Temperatura de pr\u00e9-aquecimento:<\/p>\n                        <div class=\"result__values\">\n                          <h2 class=\"color-green text-center\"><span id=\"temp_c\"><\/span> <span>\u00b0C<\/span><\/h2>\n                          <h2 class=\"color-green text-center\"><span id=\"temp_f\"><\/span> <span>\u00b0F<\/span><\/h2>\n                        <\/div>\n                      <\/div>\n                    <\/div>\n                    <div class=\"col-md-6\">\n                      <div class=\"bg-grey p-4 h-100\">\n                        <p class=\"text-center mt-0 color-black\">Equivalente de carbono:<\/p>\n                        <h2 class=\"color-green text-center mt-0 carbonequivalent\">0.00<\/h2>\n                        <hr class=\"my-3\" \/>\n                        <div class=\"pos-rel d-block text-center\">\n                            <a href=\"#\" id=\"togglePopover\">C\u00e1lculo de carbono equivalente<\/a>\n                            <div class=\"popover bg-darkx\" id=\"popover\">\n                                <img decoding=\"async\" src=\"\/wp-content\/themes\/enfold-child\/images\/formule-carbone-equivalent-v2.jpg\" alt=\"C\u00e1lculo de carbono equivalente\" \/>\n                            <\/div>\n                        <\/div>\n                      <\/div>\n                    <\/div>\n                  <\/div>\n                  <p class=\"mt-4 mb-0 text-center\"><button class=\"btn no-arrow btn-outline\">Resultados claros<\/button><\/p>\n                  <!--<div class=\"bg-dark p-4\">\n                      <div class=\"row\">\n                          <div class=\"col-sm-9\">\n                              <span class=\"color-white\">\u00a0:<\/span><br \/>\n                              <img decoding=\"async\" src=\"\/wp-content\/themes\/enfold-child\/images\/formule-carbone-equivalent.png\" \/>\n                          <\/div>\n                          <div class=\"col-sm-3 mt-3 mt-xs-0 align-self-center\">\n                          <\/div>\n                      <\/div>\n                      <div class=\"row mb-0\">\n                          <div class=\"col-9 align-self-center\">\n                              <span class=\"color-white\">PREHEATING TEMPERATURE\u00a0:\u00a0<\/span>\n                          <\/div>\n                          <div class=\"col-3\">\n                              <div class=\"result__values\">\n                              <\/div>\n                          <\/div>\n                      <\/div>\n                  <\/div>-->\n                <\/div>\n              <\/div>\n            <\/div>\n        <\/form>\n\t\n<\/div><\/section><br \/>\n<section  class='av_textblock_section av-m8ra6ptg-84b7afeeaabb3746a32493f885b50e9f '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"text-align: center;\">Esta ferramenta destina-se apenas como um guia. Para aconselhamento detalhado ou recomenda\u00e7\u00f5es espec\u00edficas, <a href=\"https:\/\/welding-alloys.zerobox.co.za\/pt-br\/contact-us\/\">entre em contato conosco<\/a> diretamente. <\/p>\n<\/div><\/section><\/p><\/div>\n<\/div><\/div><\/div><!-- close content main div --><\/div><\/div><div id='after_section_3'  class='main_color av_default_container_wrap container_wrap sidebar_left'  ><div class='container av-section-cont-open' ><div class='template-page content  av-content-small units'><div class='post-entry post-entry-type-page post-entry-64221'><div class='entry-content-wrapper clearfix'><\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":3,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","inline_featured_image":false,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-64221","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.6 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Calculadora de Pr\u00e9-aquecimento | 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