{"id":117293,"date":"2022-09-12T20:12:28","date_gmt":"2022-09-12T19:12:28","guid":{"rendered":"https:\/\/material-properties.org\/fibra-de-carbono-tabela-de-materiais-aplicacao-preco\/"},"modified":"2022-10-18T07:17:23","modified_gmt":"2022-10-18T06:17:23","slug":"fibra-de-carbono-tabela-de-materiais-aplicacao-preco","status":"publish","type":"post","link":"https:\/\/material-properties.org\/pt-br\/fibra-de-carbono-tabela-de-materiais-aplicacao-preco\/","title":{"rendered":"Fibra de Carbono &#8211; Tabela de Materiais &#8211; Aplica\u00e7\u00e3o &#8211; Pre\u00e7o"},"content":{"rendered":"<h2>Sobre Fibra de Carbono<\/h2>\n<p>A fibra de carbono \u00e9 um pol\u00edmero que \u00e9 um material muito forte que tamb\u00e9m \u00e9 muito leve.\u00a0As fibras de carbono t\u00eam v\u00e1rias vantagens, incluindo alta rigidez, alta resist\u00eancia \u00e0 tra\u00e7\u00e3o, baixo peso, alta resist\u00eancia qu\u00edmica, toler\u00e2ncia a altas temperaturas e baixa expans\u00e3o t\u00e9rmica.\u00a0A fibra de carbono \u00e9 cinco vezes mais forte que o a\u00e7o e duas vezes mais r\u00edgida.\u00a0Embora a fibra de carbono seja mais forte e r\u00edgida que o a\u00e7o, \u00e9 mais leve que o a\u00e7o;\u00a0tornando-o o material de fabrica\u00e7\u00e3o ideal para muitas pe\u00e7as.\u00a0As fibras de carbono s\u00e3o geralmente combinadas com outros materiais para formar um comp\u00f3sito.\u00a0<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/carbon-fiber-properties-density-strength-price.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108286\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/carbon-fiber-properties-density-strength-price.png\" alt=\"pre\u00e7o de for\u00e7a de densidade de propriedades de fibra de carbono\" width=\"500\" height=\"500\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/carbon-fiber-properties-density-strength-price.png 1000w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/carbon-fiber-properties-density-strength-price-300x300.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/carbon-fiber-properties-density-strength-price-150x150.png 150w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/carbon-fiber-properties-density-strength-price-768x768.png 768w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<h3 style=\"text-align: center;\">Resumo<\/h3>\n<table class=\"a\">\n<tbody>\n<tr class=\"b\">\n<td style=\"text-align: center;\">Nome<\/td>\n<td style=\"text-align: center;\"><strong>Fibra de Carbono<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Fase em STP<\/td>\n<td style=\"text-align: center;\"><strong>s\u00f3lido<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Densidade<\/td>\n<td style=\"text-align: center;\"><strong>2000 kg\/m<sup>3<\/sup><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Resist\u00eancia \u00e0 tra\u00e7\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong>4000 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">For\u00e7a de rendimento<\/td>\n<td style=\"text-align: center;\"><strong>2500 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">M\u00f3dulo de elasticidade de Young<\/td>\n<td style=\"text-align: center;\"><strong>500 GPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Dureza Brinell<\/td>\n<td style=\"text-align: center;\"><strong>N\/D<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Ponto de fus\u00e3o<\/td>\n<td style=\"text-align: center;\"><strong>3657 \u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Condutividade t\u00e9rmica<\/td>\n<td style=\"text-align: center;\"><strong>100 W\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Capacidade de calor<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">800 J\/gK<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Pre\u00e7o<\/td>\n<td style=\"text-align: center;\"><strong>22 $\/kg<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<h2>Composi\u00e7\u00e3o da Fibra de Carbono<\/h2>\n<p>Para produzir uma fibra de carbono, os \u00e1tomos de carbono s\u00e3o unidos em cristais que s\u00e3o mais ou menos alinhados paralelamente ao longo eixo da fibra, pois o alinhamento do cristal d\u00e1 \u00e0 fibra uma alta rela\u00e7\u00e3o resist\u00eancia-volume (em outras palavras, \u00e9 forte pelo seu tamanho).\u00a0V\u00e1rios milhares de fibras de carbono s\u00e3o agrupadas para formar uma estopa, que pode ser usada sozinha ou tecida em um tecido.\u00a0<div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p style=\"text-align: center;\"><span style=\"font-size: 50px;\">100%<a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Carbon-periodic-table.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-thumbnail wp-image-92294\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Carbon-periodic-table-150x150.png\" alt=\"Carbono na Tabela Peri\u00f3dica\" width=\"150\" height=\"150\" \/><\/a><\/span><\/p>\n<\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"> <\/div><\/div>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<h2>Aplica\u00e7\u00f5es de Fibra de Carbono<\/h2>\n<figure id=\"attachment_108755\" aria-describedby=\"caption-attachment-108755\" style=\"width: 106px\" class=\"wp-caption alignright\"><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/Carbon-Fiber-Material-Table-Applications-Price.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-108752 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/Carbon-Fiber-Material-Table-Applications-Price-116x300.jpg\" alt=\"{%TEXTO ALTERNATIVO%}\" width=\"116\" height=\"300\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/Carbon-Fiber-Material-Table-Applications-Price-116x300.jpg 116w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/Carbon-Fiber-Material-Table-Applications-Price-395x1024.jpg 395w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/Carbon-Fiber-Material-Table-Applications-Price.jpg 536w\" sizes=\"(max-width: 116px) 100vw, 116px\" \/><\/a><figcaption id=\"caption-attachment-108755\" class=\"wp-caption-text\">Source: wikipedia.org License: CC-BY SA 3.0<\/figcaption><\/figure>\n<p>A fibra de carbono \u00e9 usada principalmente para refor\u00e7ar materiais comp\u00f3sitos, particularmente a classe de materiais conhecidos como pol\u00edmeros refor\u00e7ados com fibra de carbono ou grafite.\u00a0A fibra de carbono pode ter um custo maior do que outros materiais o que tem sido um dos fatores limitantes de ado\u00e7\u00e3o.\u00a0Em uma compara\u00e7\u00e3o entre materiais de a\u00e7o e fibra de carbono para materiais automotivos, a fibra de carbono pode ser 10-12x mais cara.\u00a0O uso crescente de comp\u00f3sitos de fibra de carbono est\u00e1 substituindo o alum\u00ednio das aplica\u00e7\u00f5es aeroespaciais em favor de outros metais devido a problemas de corros\u00e3o galv\u00e2nica.\u00a0<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<h2>Propriedades Mec\u00e2nicas da Fibra de Carbono<\/h2>\n<h3>For\u00e7a da Fibra de Carbono<\/h3>\n<p>Na mec\u00e2nica dos materiais, a\u00a0<strong>resist\u00eancia de um material<\/strong>\u00a0\u00e9 sua capacidade de suportar uma carga aplicada sem falha ou deforma\u00e7\u00e3o pl\u00e1stica.\u00a0<strong>A resist\u00eancia dos materiais<\/strong>\u00a0considera basicamente a rela\u00e7\u00e3o entre as\u00a0<strong>cargas externas<\/strong>\u00a0aplicadas a um material e a\u00a0<strong>deforma\u00e7\u00e3o<\/strong>\u00a0resultante ou altera\u00e7\u00e3o nas dimens\u00f5es do material.\u00a0Ao projetar estruturas e m\u00e1quinas, \u00e9 importante considerar esses fatores, para que o material selecionado tenha resist\u00eancia adequada para resistir \u00e0s cargas ou for\u00e7as aplicadas e manter sua forma original.<\/p>\n<p><strong>A resist\u00eancia de um material<\/strong>\u00a0\u00e9 a sua capacidade de suportar esta carga aplicada sem falha ou deforma\u00e7\u00e3o pl\u00e1stica.\u00a0Para tens\u00e3o de tra\u00e7\u00e3o, a capacidade de um material ou estrutura de suportar cargas que tendem a se alongar \u00e9 conhecida como resist\u00eancia \u00e0 tra\u00e7\u00e3o final (UTS).\u00a0<a href=\"https:\/\/material-properties.org\/what-is-yield-strength-yield-point-definition\/\">O limite de escoamento<\/a>\u00a0ou tens\u00e3o de escoamento \u00e9 a propriedade do material definida como a tens\u00e3o na qual um material come\u00e7a a se deformar plasticamente, enquanto o ponto de escoamento \u00e9 o ponto onde a deforma\u00e7\u00e3o n\u00e3o linear (el\u00e1stica + pl\u00e1stica) come\u00e7a.\u00a0No caso de tens\u00e3o de tra\u00e7\u00e3o de uma barra uniforme (curva tens\u00e3o-deforma\u00e7\u00e3o), a <a href=\"https:\/\/material-properties.org\/what-is-hookes-law-definition\/\"><b>lei de Hooke<\/b><\/a>\u00a0descreve o comportamento de uma barra na regi\u00e3o el\u00e1stica.\u00a0O\u00a0<a href=\"https:\/\/material-properties.org\/what-is-youngs-modulus-of-elasticity-definition\/\">m\u00f3dulo de elasticidade de Young<\/a>\u00a0\u00e9 o m\u00f3dulo de elasticidade para tens\u00f5es de tra\u00e7\u00e3o e compress\u00e3o no regime de elasticidade linear de uma deforma\u00e7\u00e3o uniaxial e geralmente \u00e9 avaliado por ensaios de tra\u00e7\u00e3o.<\/p>\n<p>Veja tamb\u00e9m:\u00a0<a href=\"https:\/\/material-properties.org\/what-is-strength-definition\/\">Resist\u00eancia dos Materiais<\/a><\/p>\n<h3>Resist\u00eancia \u00e0 tra\u00e7\u00e3o final da Fibra de Carbono<\/h3>\n<p>A resist\u00eancia \u00e0 tra\u00e7\u00e3o final da Fibra de Carbono \u00e9 de 4000 MPa.<\/p>\n<h3>For\u00e7a de Ced\u00eancia da Fibra de Carbono<\/h3>\n<p>A for\u00e7a de rendimento da Fibra de Carbono<strong>\u00a0<\/strong>\u00e9 de 2500 MPa.<\/p>\n<h3>M\u00f3dulo de Elasticidade da Fibra de Carbono<\/h3>\n<p>O m\u00f3dulo de elasticidade de Young da Fibra de Carbono \u00e9 de 500 MPa.<\/p>\n<h3>Dureza da Fibra de Carbono<\/h3>\n<p>Na ci\u00eancia dos materiais, a <a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/hardness\/\"><strong>dureza<\/strong><\/a> \u00a0\u00e9 a capacidade de suportar\u00a0<strong>o recuo da superf\u00edcie<\/strong>\u00a0(<strong>deforma\u00e7\u00e3o pl\u00e1stica localizada<\/strong>) e\u00a0<strong>arranh\u00f5es<\/strong>.\u00a0<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/hardness\/brinell-hardness-test\/\"><strong>O teste de dureza Brinell<\/strong><\/a> \u00e9 um dos testes de dureza de indenta\u00e7\u00e3o, que foi desenvolvido para testes de dureza.\u00a0Nos testes Brinell, um <strong>penetrador esf\u00e9rico<\/strong>\u00a0duro \u00e9 for\u00e7ado sob uma carga espec\u00edfica na superf\u00edcie do metal a ser testado.<\/p>\n<p>O <strong>n\u00famero de dureza Brinell<\/strong> (HB) \u00e9 a carga dividida pela \u00e1rea da superf\u00edcie da indenta\u00e7\u00e3o.\u00a0O di\u00e2metro da impress\u00e3o \u00e9 medido com um microsc\u00f3pio com uma escala sobreposta.\u00a0O n\u00famero de dureza Brinell \u00e9 calculado a partir da equa\u00e7\u00e3o:<\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-90677\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition.png\" sizes=\"(max-width: 320px) 100vw, 320px\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition.png 320w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition-300x178.png 300w\" alt=\"n\u00famero de dureza brinell - defini\u00e7\u00e3o\" width=\"320\" height=\"190\" \/><\/a><\/p>\n<p>A dureza Brinell da Fibra de Carbono \u00e9 aproximadamente N\/A.<\/p>\n<p>Veja tamb\u00e9m:\u00a0<a href=\"https:\/\/material-properties.org\/what-is-hardness-definition\/\">Dureza dos Materiais<\/a><\/p>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h3 style=\"text-align: center;\">Resist\u00eancia dos Materiais<\/h3>\n<p><a href=\"https:\/\/material-properties.org\/strength-of-materials-tensile-yield\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108070 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Strength-of-Materials-300x182.png\" alt=\"Tabela de Materiais - Resist\u00eancia dos Materiais\" width=\"300\" height=\"182\" \/><\/a><\/p><\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h3 style=\"text-align: center;\">Elasticidade dos Materiais<\/h3>\n<p><a href=\"https:\/\/material-properties.org\/elasticity-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108080 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Elasticity-of-Materials-300x185.png\" alt=\"Tabela de Materiais - Elasticidade dos Materiais\" width=\"300\" height=\"185\" \/><\/a><\/p><\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h3 style=\"text-align: center;\">Dureza dos Materiais<\/h3>\n<p><a href=\"https:\/\/material-properties.org\/hardness-of-materials-brinell-mohs\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108085 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Hardness-of-Materials-300x182.png\" alt=\"Tabela de Materiais - Dureza dos Materiais\" width=\"300\" height=\"182\" \/><\/a>\u00a0 <\/p><\/div><\/div> <div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<h2>Propriedades T\u00e9rmicas da Fibra de Carbono<\/h2>\n<h3>Fibra de Carbono &#8211; Ponto de Fus\u00e3o<\/h3>\n<p><strong>O ponto de fus\u00e3o da Fibra de Carbono \u00e9 3657 <\/strong><strong>\u00b0C<\/strong>.<\/p>\n<p>Observe que esses pontos est\u00e3o associados \u00e0 press\u00e3o atmosf\u00e9rica padr\u00e3o.\u00a0Em geral, a <strong>fus\u00e3o<\/strong> \u00e9 uma\u00a0<strong>mudan\u00e7a de fase<\/strong> de uma subst\u00e2ncia da fase s\u00f3lida para a l\u00edquida.\u00a0O <strong>ponto de fus\u00e3o<\/strong> de uma subst\u00e2ncia \u00e9 a temperatura na qual essa mudan\u00e7a de fase ocorre.\u00a0O <strong>ponto de fus\u00e3o<\/strong>\u00a0tamb\u00e9m define uma condi\u00e7\u00e3o na qual o s\u00f3lido e o l\u00edquido podem existir em equil\u00edbrio.\u00a0Para v\u00e1rios compostos qu\u00edmicos e ligas, \u00e9 dif\u00edcil definir o ponto de fus\u00e3o, pois geralmente s\u00e3o uma mistura de v\u00e1rios elementos qu\u00edmicos.<\/p>\n<h3>Fibra de Carbono &#8211; Condutividade T\u00e9rmica<\/h3>\n<p>A condutividade t\u00e9rmica da Fibra de Carbono\u00a0\u00e9\u00a0 de\u00a0<strong>100\u00a0<\/strong><strong>W\/(m\u00b7K)<\/strong>.<\/p>\n<p>As caracter\u00edsticas de transfer\u00eancia de calor de um material s\u00f3lido s\u00e3o medidas por uma propriedade chamada <strong>condutividade t\u00e9rmica<\/strong>, k (ou \u03bb), medida em\u00a0<strong>W\/mK<\/strong>.\u00a0\u00c9 uma medida da capacidade de uma subst\u00e2ncia de transferir calor atrav\u00e9s de um material por <a href=\"https:\/\/www.thermal-engineering.org\/what-is-thermal-conduction-heat-conduction-definition\/\">condu\u00e7\u00e3o<\/a>.\u00a0Observe que <a href=\"https:\/\/www.thermal-engineering.org\/what-is-fouriers-law-of-thermal-conduction-definition\/\"><strong>a lei de Fourier<\/strong><\/a> se aplica a toda mat\u00e9ria, independentemente de seu estado (s\u00f3lido, l\u00edquido ou gasoso), portanto, tamb\u00e9m \u00e9 definida para l\u00edquidos e gases.<\/p>\n<p>A <a href=\"https:\/\/www.thermal-engineering.org\/what-is-thermal-conductivity-definition\/\"><strong>condutividade t\u00e9rmica<\/strong><\/a> da maioria dos l\u00edquidos e s\u00f3lidos varia com a temperatura.\u00a0Para vapores, tamb\u00e9m depende da press\u00e3o.\u00a0No geral:<\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/thermal-conductivity-definition.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-88793\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/thermal-conductivity-definition.png\" alt=\"condutividade t\u00e9rmica - defini\u00e7\u00e3o\" width=\"225\" height=\"75\" \/><\/a><\/p>\n<p>A maioria dos materiais s\u00e3o quase homog\u00eaneos, portanto, geralmente podemos escrever <strong><em>k = k(T)<\/em><\/strong>.\u00a0Defini\u00e7\u00f5es semelhantes est\u00e3o associadas a condutividades t\u00e9rmicas nas dire\u00e7\u00f5es y e z (ky, kz), mas para um material isotr\u00f3pico a condutividade t\u00e9rmica \u00e9 independente da dire\u00e7\u00e3o de transfer\u00eancia, kx = ky = kz = k.<\/p>\n<h3>Fibra de Carbono &#8211; Calor Espec\u00edfico<\/h3>\n<p><strong>O calor espec\u00edfico da Fibra de Carbono \u00e9 <\/strong><strong>800 J\/g<\/strong><strong>\u00a0K<\/strong>.<\/p>\n<p><strong>Calor espec\u00edfico, ou capacidade calor\u00edfica espec\u00edfica, <\/strong>\u00e9 uma propriedade relacionada \u00e0\u00a0<strong><a href=\"https:\/\/www.thermal-engineering.org\/what-is-internal-energy-thermal-energy-definition\/\">energia interna<\/a><\/strong> que \u00e9 muito importante na termodin\u00e2mica.\u00a0As <strong>propriedades intensivas <\/strong><strong><em>c<\/em><\/strong><strong><em><sub>v<\/sub><\/em><\/strong> e\u00a0<strong><em>c<\/em><\/strong><strong><em><sub>p<\/sub><\/em><\/strong> s\u00e3o definidas para subst\u00e2ncias compress\u00edveis puras simples como derivadas parciais da\u00a0<strong>energia interna <\/strong><strong><em>u(T, v)<\/em><\/strong> e\u00a0<strong>entalpia\u00a0\u00a0<\/strong><strong><em>h(T, p)<\/em><\/strong>, respectivamente:<strong>\u00a0<\/strong><\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/Specific-Heat-at-Constant-Volume-and-Constant-Pressure.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-87689\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/Specific-Heat-at-Constant-Volume-and-Constant-Pressure.png\" alt=\"\" width=\"106\" height=\"138\" \/><\/a><\/p>\n<p>onde os subscritos <strong>v<\/strong> e\u00a0<strong>p<\/strong> denotam as vari\u00e1veis \u200b\u200bmantidas fixas durante a diferencia\u00e7\u00e3o.\u00a0As propriedades <strong>c<sub>v<\/sub> <\/strong>e <strong>c<sub>p<\/sub><\/strong>\u00a0s\u00e3o chamadas de\u00a0<strong>calores espec\u00edficos<\/strong> (ou\u00a0<strong>capacidades de calor<\/strong>) porque, sob certas condi\u00e7\u00f5es especiais, elas relacionam a mudan\u00e7a de temperatura de um sistema com a quantidade de energia adicionada pela transfer\u00eancia de calor.\u00a0Suas unidades no SI s\u00e3o <strong>J\/kg K<\/strong>\u00a0ou\u00a0<strong>J\/mol K<\/strong>.<\/p>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h3 style=\"text-align: center;\">Ponto de fus\u00e3o dos Materiais<\/h3>\n<p><a href=\"https:\/\/material-properties.org\/melting-point-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108050 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Metling-Point-300x183.png\" alt=\"Tabela de Materiais - Ponto de Fus\u00e3o\" width=\"300\" height=\"183\" \/><\/a><\/p><\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h3 style=\"text-align: center;\">Condutividade T\u00e9rmica dos Materiais<\/h3>\n<p><a href=\"https:\/\/material-properties.org\/thermal-conductivity-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108055 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Thermal-Conductivity-300x180.png\" alt=\"Tabela de Materiais - Condutividade T\u00e9rmica\" width=\"300\" height=\"180\" \/><\/a><\/p><\/div><\/div> <div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<h3 style=\"text-align: center;\">Capacidade de Calor dos Materiais<\/h3>\n<p><a href=\"https:\/\/material-properties.org\/heat-capacity-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108063 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Heat-Capacity-300x179.png\" alt=\"Tabela de Materiais - Capacidade de Calor\" width=\"300\" height=\"179\" \/><\/a><\/p>\n<h3 style=\"text-align: center;\"><\/h3>\n<\/div><\/div> <div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<h2>Propriedades e pre\u00e7os de outros materiais<\/h2>\n<p>tabela de materiais em resolu\u00e7\u00e3o de 8k<\/p>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:20px 0;border-width:2px;border-color:#999999\"><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sobre Fibra de Carbono A fibra de carbono \u00e9 um pol\u00edmero que \u00e9 um material muito forte que tamb\u00e9m \u00e9 muito leve.\u00a0As fibras de carbono t\u00eam v\u00e1rias vantagens, incluindo alta rigidez, alta resist\u00eancia \u00e0 tra\u00e7\u00e3o, baixo peso, alta resist\u00eancia qu\u00edmica, toler\u00e2ncia a altas temperaturas e baixa expans\u00e3o t\u00e9rmica.\u00a0A fibra de carbono \u00e9 cinco vezes mais &#8230; <a title=\"Fibra de Carbono &#8211; Tabela de Materiais &#8211; Aplica\u00e7\u00e3o &#8211; Pre\u00e7o\" class=\"read-more\" href=\"https:\/\/material-properties.org\/pt-br\/fibra-de-carbono-tabela-de-materiais-aplicacao-preco\/\">Ler mais&#8230;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Fibra de Carbono | Propriedades, Pre\u00e7o e Aplica\u00e7\u00e3o | Propriedades do Material<\/title>\n<meta name=\"description\" content=\"A fibra de carbono \u00e9 um pol\u00edmero que \u00e9 um material muito forte que tamb\u00e9m \u00e9 muito leve. As fibras de carbono t\u00eam v\u00e1rias vantagens, incluindo alta rigidez, alta resist\u00eancia \u00e0 tra\u00e7\u00e3o, baixo peso, alta resist\u00eancia qu\u00edmica, toler\u00e2ncia a altas temperaturas e baixa expans\u00e3o t\u00e9rmica.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/material-properties.org\/pt-br\/fibra-de-carbono-tabela-de-materiais-aplicacao-preco\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fibra de Carbono | Propriedades, Pre\u00e7o e Aplica\u00e7\u00e3o | Propriedades do Material\" \/>\n<meta property=\"og:description\" content=\"A fibra de carbono \u00e9 um pol\u00edmero que \u00e9 um material muito forte que tamb\u00e9m \u00e9 muito leve. 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