{"id":56704,"date":"2026-01-20T06:12:23","date_gmt":"2026-01-20T06:12:23","guid":{"rendered":"https:\/\/www.kaysuns.com\/?post_type=blog&#038;p=56704"},"modified":"2026-01-20T06:16:19","modified_gmt":"2026-01-20T06:16:19","slug":"aleacion-20-contra-28","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/es\/blog\/aleacion-20-contra-28\/","title":{"rendered":"Aleaci\u00f3n 20 frente a 28, \u00bfcu\u00e1l es la diferencia?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"56704\" class=\"elementor elementor-56704\" data-elementor-post-type=\"blog\">\n\t\t\t\t<div class=\"elementor-element elementor-element-75804a9 e-flex e-con-boxed e-con e-parent\" data-id=\"75804a9\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce26fba elementor-widget elementor-widget-text-editor\" data-id=\"ce26fba\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<strong>Aleaci\u00f3n 20 frente a 28<\/strong>,\u00bfCu\u00e1l es la diferencia? Aunque ambos materiales pertenecen a la familia de los aceros inoxidables de alto rendimiento, libran \u201cbatallas\u201d qu\u00edmicas diferentes.\u201d<br \/>\nEsta gu\u00eda analiza las diferencias qu\u00edmicas, mec\u00e1nicas y pr\u00e1cticas entre estas dos potencias.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6e238e6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6e238e6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dd00842\" data-id=\"dd00842\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d6591ec elementor-widget elementor-widget-heading\" data-id=\"d6591ec\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comprender la aleaci\u00f3n 20<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9925312 elementor-widget elementor-widget-text-editor\" data-id=\"9925312\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLa aleaci\u00f3n 20 (UNS N08020) se gan\u00f3 el apodo de \u201caleaci\u00f3n del \u00e1cido sulf\u00farico\u201d por una buena raz\u00f3n: los cient\u00edficos desarrollaron espec\u00edficamente este material estabilizado con niobio para resistir el \u00e1cido sulf\u00farico en ebullici\u00f3n.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-170890b elementor-widget elementor-widget-text-editor\" data-id=\"170890b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tEn una red t\u00edpica de tuber\u00edas,la aleaci\u00f3n 20 es la elecci\u00f3n preferida para el procesado qu\u00edmico y la producci\u00f3n de alimentos.Su alto contenido en n\u00edquel evita el agrietamiento por corrosi\u00f3n bajo tensi\u00f3n inducido por cloruros.Adem\u00e1s,la adici\u00f3n de cobre proporciona una defensa \u00fanica contra los \u00e1cidos agresivos.Para los dise\u00f1adores de accesorios de tuber\u00edas de acero inoxidable,la aleaci\u00f3n 20 ofrece una soluci\u00f3n fiable para el transporte de \u00e1cidos de concentraci\u00f3n media a alta.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ffc4495 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ffc4495\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3eee571\" data-id=\"3eee571\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-df38943 elementor-widget elementor-widget-heading\" data-id=\"df38943\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Comprender la aleaci\u00f3n 28<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8bdbb4d elementor-widget elementor-widget-text-editor\" data-id=\"8bdbb4d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLa aleaci\u00f3n 28 (UNS N08028) es un acero inoxidable austen\u00edtico de alta aleaci\u00f3n trabajado en fr\u00edo. Mientras que la aleaci\u00f3n 20 se centra en los \u00e1cidos, la aleaci\u00f3n 28 prospera en pozos de petr\u00f3leo y gas profundos y \u201dagrios\u201d. Contiene niveles m\u00e1s altos de cromo y molibdeno en comparaci\u00f3n con muchos grados est\u00e1ndar.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ccc9bf3 elementor-widget elementor-widget-text-editor\" data-id=\"ccc9bf3\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tEn el mundo de las tuber\u00edas de acero inoxidable, la aleaci\u00f3n 28 aparece a menudo en los tubos de fondo de pozo y en los intercambiadores de calor, ya que soporta entornos de alta presi\u00f3n en los que el sulfuro de hidr\u00f3geno (H<sub>2<\/sub>S) y cloruros est\u00e1n presentes simult\u00e1neamente.Si su sistema se enfrenta a condiciones de aguas profundas o a una producci\u00f3n compleja de \u00e1cido fosf\u00f3rico,la aleaci\u00f3n 28 es la candidata m\u00e1s fuerte.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d2c5c7d elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d2c5c7d\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-dcc4acc\" data-id=\"dcc4acc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5228c4b elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"5228c4b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Qu\u00e9 hacemos<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e4c756d elementor-drop-cap-yes elementor-widget__width-initial elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"e4c756d\" data-element_type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Plato<\/li><li>Hoja<\/li><li>Piezas forjadas<\/li><li>Barra redonda<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba82fa1 elementor-drop-cap-yes elementor-widget__width-initial elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"ba82fa1\" data-element_type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Brida<\/li><li>Tuber\u00edas<\/li><li>Accesorios<\/li><li>Personalizado<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-798de64\" data-id=\"798de64\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c8e0641 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"c8e0641\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>M\u00e1s informaci\u00f3n\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26361d2 elementor-align-center elementor-mobile-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"26361d2\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjQ2ODEzIiwidG9nZ2xlIjpmYWxzZX0%3D\" target=\"_blank\" id=\"#241018\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contacto<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-78078dc e-flex e-con-boxed e-con e-parent\" data-id=\"78078dc\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-fa45f3a e-con-full e-flex e-con e-child\" data-id=\"fa45f3a\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-31950b3 elementor-widget elementor-widget-heading\" data-id=\"31950b3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cu\u00e1ndo elegir Alloy 20<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-707d56f elementor-widget elementor-widget-text-editor\" data-id=\"707d56f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Procesado de \u00e1cido sulf\u00farico<\/li><li>L\u00edneas alimentaria y farmac\u00e9utica<\/li><li>Fabricaci\u00f3n compleja<\/li><li>Requisito de estabilizaci\u00f3n del niobio<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-15d4512 e-con-full e-flex e-con e-child\" data-id=\"15d4512\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f75f74 elementor-widget elementor-widget-heading\" data-id=\"0f75f74\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Cu\u00e1ndo elegir la aleaci\u00f3n 28<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-445ad62 elementor-widget elementor-widget-text-editor\" data-id=\"445ad62\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Entornos de gas \u00e1cido<\/li><li>Producci\u00f3n de \u00e1cido fosf\u00f3rico<\/li><li>Intercambiadores de calor de agua de mar<\/li><li>Tubos de alta presi\u00f3n<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-525335b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"525335b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-658b0ec\" data-id=\"658b0ec\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-201b5e2 elementor-widget elementor-widget-heading\" data-id=\"201b5e2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aleaci\u00f3n 20 VS 28: Comparaci\u00f3n de la composici\u00f3n qu\u00edmica<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-78d4647 elementor-widget elementor-widget-text-editor\" data-id=\"78d4647\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table>\n<tbody>\n<tr bgcolor=\"#00a0e9\">\n<th>Elemento (%)<\/th>\n<th>Aleaci\u00f3n 20 (UNS N08020)<\/th>\n<th>Aleaci\u00f3n 28 (UNS N08028)<\/th>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Ni<\/td>\n<td>32.5 - 35<\/td>\n<td>30 - 32<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Cr<\/td>\n<td>19 - 21<\/td>\n<td>26 - 28<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Fe<\/td>\n<td>Saldo (~ 33)<\/td>\n<td>Equilibrio (~ 35)<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Mes<\/td>\n<td>2 - 3<\/td>\n<td>3 - 4<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Cu<\/td>\n<td>3 - 4<\/td>\n<td>0.6 - 1.4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e37c259 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e37c259\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-8cdf026\" data-id=\"8cdf026\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-252d2c9 elementor-widget elementor-widget-heading\" data-id=\"252d2c9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aleaci\u00f3n 20 VS 28:Presi\u00f3n y mec\u00e1nica<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8a10104 elementor-widget elementor-widget-text-editor\" data-id=\"8a10104\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLa aleaci\u00f3n 28 se somete a menudo a un tratamiento en fr\u00edo para aumentar sus propiedades mec\u00e1nicas, lo que la hace ideal para tubos de alta presi\u00f3n en los que el espesor de pared debe reducirse al m\u00ednimo. Por otra parte, la aleaci\u00f3n 20 mantiene un perfil de resistencia austen\u00edtica m\u00e1s est\u00e1ndar y es m\u00e1s f\u00e1cil de conformar en accesorios de tuber\u00eda de acero inoxidable complejos, como tes y reducciones.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ae95e40 elementor-widget elementor-widget-text-editor\" data-id=\"ae95e40\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tAdem\u00e1s,los \u00edndices de dilataci\u00f3n t\u00e9rmica difieren ligeramente.Cuando dise\u00f1e una junta de brida,debe asegurarse de que sus juntas y pernos pueden soportar los ciclos t\u00e9rmicos de estas aleaciones.Dado que ambos tienen un alto contenido en n\u00edquel,se dilatan m\u00e1s que el acero al carbono.Por lo tanto,el uso de las normas de montaje correctas,como ASME PCC-1,es vital para una conexi\u00f3n sin fugas.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cf8daa0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cf8daa0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-97f7011\" data-id=\"97f7011\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-165c1a9 elementor-widget elementor-widget-heading\" data-id=\"165c1a9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aleaci\u00f3n 20 VS 28: Comparaci\u00f3n de la resistencia a la corrosi\u00f3n<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7b5b61f elementor-widget elementor-widget-text-editor\" data-id=\"7b5b61f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table>\n<tbody>\n<tr bgcolor=\"#00a0e9\">\n<th>Medios corrosivos<\/th>\n<th>Aleaci\u00f3n preferida<\/th>\n<th>Motivo de la selecci\u00f3n<\/th>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">\u00c1cido sulf\u00farico (H<sub>2<\/sub>SO<sub>4<\/sub>)<\/td>\n<td rowspan=\"3\">Aleaci\u00f3n 20<\/td>\n<td>Mayor contenido de cobre y n\u00edquel<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">\u00c1cido n\u00edtrico (HNO<sub>3<\/sub>)<\/td>\n<td>Rendimiento estable en \u00e1cidos oxidantes<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Fluidos farmac\u00e9uticos<\/td>\n<td>Excelente pureza y facilidad de limpieza<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">\u00c1cido fosf\u00f3rico (H<sub>3<\/sub>PO<sub>4<\/sub>)<\/td>\n<td rowspan=\"2\">Aleaci\u00f3n 28<\/td>\n<td>Contenido superior en cromo (27%)<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Gas \u00e1cido (H<sub>2<\/sub>S + Cl<sup>\u2013<\/sup>)<\/td>\n<td>Mayor resistencia a Pitting\/SSC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a7bd5c0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a7bd5c0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e54527a\" data-id=\"e54527a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-08f1aa9 elementor-widget elementor-widget-heading\" data-id=\"08f1aa9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aleaci\u00f3n 20 VS 28:Retos de fabricaci\u00f3n y soldadura<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-716d333 elementor-widget elementor-widget-text-editor\" data-id=\"716d333\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLa soldadura de estos tipos de acero inoxidable requiere conocimientos profesionales.<a href=\"https:\/\/www.kaysuns.com\/es\/proveedor-de-tubos-de-aleacion-20\/\" target=\"_blank\" rel=\"noopener\">Tubo de aleaci\u00f3n 20<\/a> est\u00e1 estabilizado con niobio para evitar la \u201csensibilizaci\u00f3n\u201d durante la soldadura, lo que significa que se puede soldar sin perder la resistencia a la corrosi\u00f3n en la zona afectada por el calor.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5257e45 elementor-widget elementor-widget-text-editor\" data-id=\"5257e45\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLa aleaci\u00f3n 28 requiere un control t\u00e9rmico cuidadoso para evitar la formaci\u00f3n de fases intermet\u00e1licas. Si el ba\u00f1o de soldadura permanece demasiado caliente durante demasiado tiempo, el material puede volverse quebradizo.<br \/>Los profesionales de Kaysuns utilizan a menudo la soldadura TIG con gas Arg\u00f3n de alta pureza para la pasada de ra\u00edz de un tubo de aleaci\u00f3n 28. Esto asegura que la capa pasiva interna permanezca intacta, previniendo futuras corrosiones localizadas en la uni\u00f3n.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-25c10c3 e-flex e-con-boxed e-con e-parent\" data-id=\"25c10c3\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-017f4e2 elementor-cta--layout-image-left elementor-cta--mobile-layout-image-above elementor-cta--skin-classic elementor-animated-content elementor-widget elementor-widget-call-to-action\" data-id=\"017f4e2\" data-element_type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<a class=\"elementor-cta\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjQ2ODEzIiwidG9nZ2xlIjpmYWxzZX0%3D\" target=\"_blank\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.kaysuns.com\/wp-content\/uploads\/2025\/12\/alloy-20-pipe.webp);\" role=\"img\" aria-label=\"aleaci\u00f3n-20-tubo\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tNo dude en ponerse en contacto con nosotros.\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tKAYSUNS ofrece soluciones de paquete para materiales de tuber\u00edas como tubos, accesorios, bridas, v\u00e1lvulas, placas, piezas forjadas, lingotes de acero inoxidable, aceros d\u00faplex y aleados, todo tipo de elementos de fijaci\u00f3n (pernos, tuercas, arandelas planas, arandelas de bala) y otros productos. Aceptamos el servicio personalizado para nuestros productos y algunos de ellos pueden suministrarse en peque\u00f1as cantidades. Si tiene alguna pregunta sobre nuestra empresa y nuestros productos, no dude en ponerse en contacto con nosotros.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<span class=\"elementor-cta__button elementor-button elementor-size-\">\n\t\t\t\t\t\tObtener COTIZACI\u00d3N\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b1d9f71 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b1d9f71\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-625d3ff\" data-id=\"625d3ff\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-52f1b50 elementor-widget elementor-widget-heading\" data-id=\"52f1b50\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Aleaci\u00f3n 20 frente a 28: Comparaci\u00f3n PREN<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7811b69 elementor-widget elementor-widget-text-editor\" data-id=\"7811b69\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tCuando los ingenieros eval\u00faan la aleaci\u00f3n 20 frente a la 28 para el agua de mar o entornos con alto contenido en cloruros, se fijan en el n\u00famero equivalente de resistencia a las picaduras (PREN), una f\u00f3rmula que mide la resistencia de una aleaci\u00f3n a los agujeros localizados.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81f14c8 elementor-widget elementor-widget-text-editor\" data-id=\"81f14c8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"math-block\" data-math=\"PREN = Cr + 3.3 \\cdot Mo + 16 \\cdot N\"><strong>PREN = Cr + 3,3 - Mo + 16 - N<\/strong><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-81e76f5 elementor-widget elementor-widget-text-editor\" data-id=\"81e76f5\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tLa aleaci\u00f3n 28 suele tener un PREN de aproximadamente <b data-path-to-node=\"17\" data-index-in-node=\"50\">38 a 40<\/b>,mientras que Alloy 20 se sit\u00faa en torno a <b data-path-to-node=\"17\" data-index-in-node=\"87\">Del 24 al 26<\/b>.<br \/>En consecuencia, la aleaci\u00f3n 28 est\u00e1 significativamente mejor equipada para entornos en los que los dep\u00f3sitos de sal o los fluidos estancados podr\u00edan causar brechas localizadas en la capa pasiva. Si su sistema de tuber\u00edas maneja intercambiadores de calor refrigerados por agua de mar, el mayor PREN de la aleaci\u00f3n 28 es esencial para la seguridad a largo plazo.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fc1e1a1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fc1e1a1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-0173d9e\" data-id=\"0173d9e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c93f506 elementor-widget elementor-widget-heading\" data-id=\"c93f506\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Contacto<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e8d23c4 elementor-widget-divider--view-line_text elementor-widget-divider--element-align-left elementor-widget elementor-widget-divider\" data-id=\"e8d23c4\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<span class=\"elementor-divider__text elementor-divider__element\">\n\t\t\t\tP\u00f3ngase en contacto con nosotros\t\t\t\t<\/span>\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-48ba3ed elementor-align-start 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