{"id":496,"date":"2026-07-07T05:24:18","date_gmt":"2026-07-07T05:24:18","guid":{"rendered":"https:\/\/web.keywordindia.in\/mittal\/?page_id=496"},"modified":"2026-07-07T05:30:58","modified_gmt":"2026-07-07T05:30:58","slug":"mei-122","status":"publish","type":"page","link":"https:\/\/web.keywordindia.in\/mittal\/mei-122\/","title":{"rendered":"MEI 122"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"496\" class=\"elementor elementor-496\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1ca00c1 e-flex e-con-boxed e-con e-parent\" data-id=\"1ca00c1\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dc278ff e-flex e-con-boxed e-con e-parent\" data-id=\"dc278ff\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-aceeeb9 elementor-widget elementor-widget-heading\" data-id=\"aceeeb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Overview<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-03549b1 elementor-widget elementor-widget-text-editor\" data-id=\"03549b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>MEI-122 (Cu-DHP) is the most commonly used deoxidised copper grade with 81% IACS conductivity. Not susceptible to hydrogen embrittlement. Superior<br \/>joining performance versus ETP makes it the standard choice for heat exchangers, plumbing and refrigeration tubing.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-49666a0 elementor-widget elementor-widget-html\" data-id=\"49666a0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\n\/* =====================================================\n   DATASHEET TABLE CSS (Elementor Safe)\n===================================================== *\/\n\n.table-responsive{\n    width:100%;\n    overflow-x:auto;\n    -webkit-overflow-scrolling:touch;\n}\n\n.spec-table{\n    width:100%;\n    border-collapse:collapse !important;\n    border-spacing:0 !important;\n    table-layout:fixed;\n    margin:0 0 20px;\n}\n\n.spec-table th,\n.spec-table td{\n    padding:10px 14px !important;\n    border:1px solid #d4d4d4 !important;\n    line-height:1.5 !important;\n    vertical-align:middle;\n    text-align:center;\n    background-clip:padding-box;\n}\n\n.spec-table th{\n    color:#fff !important;\n    font-weight:700;\n}\n\n\/* Remove Elementor table styling *\/\n.spec-table,\n.spec-table tr,\n.spec-table td,\n.spec-table th{\n    box-shadow:none !important;\n}\n\n\/* ===========================\n   SECTION TITLES\n=========================== *\/\n\n.red-title{\n    background:#c63b2d !important;\n    color:#fff !important;\n    text-align:left;\n}\n\n.blue-title{\n    background:#30465d !important;\n    color:#fff !important;\n    text-align:left;\n}\n\n.green-title{\n    background:#0f6c58 !important;\n    color:#fff !important;\n    text-align:left;\n}\n\n.mech-title{\n    background:#245b82 !important;\n    color:#fff !important;\n    text-align:left;\n}\n\n\/* ===========================\n   COLUMN HEADERS\n=========================== *\/\n\n.red-head{\n    background:#c63b2d !important;\n}\n\n.blue-head{\n    background:#30465d !important;\n}\n\n.green-head{\n    background:#0f6c58 !important;\n}\n\n.mech-head{\n    background:#245b82 !important;\n}\n\n\/* ===========================\n   ROW COLORS\n=========================== *\/\n\n.spec-table tbody tr:nth-child(odd) td{\n    background:#ffffff !important;\n}\n\n.spec-table tbody tr:nth-child(even) td{\n    background:#d9ebf8 !important;\n}\n\n\/* ===========================\n   HOVER\n=========================== *\/\n\n.spec-table tbody tr:hover td{\n    background:#bcdcf3 !important;\n    transition:.25s ease;\n}\n\n\/* ===========================\n   FIRST COLUMN\n=========================== *\/\n\n.spec-table tbody td:first-child{\n    text-align:left;\n    font-weight:700;\n}\n\n\/* Specification column *\/\n.spec-table tbody td:nth-child(5){\n    text-align:left;\n    font-weight:700;\n}\n\n\/* Standard column *\/\n.spec-table tbody td:nth-child(3){\n    text-align:left;\n    font-weight:700;\n}\n\n\/* ===========================\n   MOBILE\n=========================== *\/\n\n@media(max-width:768px){\n\n.spec-table{\n    min-width:1100px;\n}\n\n}\n<\/style>\n\n<div class=\"table-responsive\">\n\n<table class=\"spec-table\">\n\n<tr>\n    <th colspan=\"2\" class=\"red-title\">CHEMICAL COMPOSITION (wt. %)<\/th>\n    <th colspan=\"2\" class=\"blue-title\">ALLOY DESIGNATIONS<\/th>\n    <th colspan=\"2\" class=\"green-title\">COIL \/ SHEET SPECIFICATIONS<\/th>\n<\/tr>\n\n<tr>\n    <th class=\"red-head\">Element<\/th>\n    <th class=\"red-head\">Composition (%)<\/th>\n\n    <th class=\"blue-head\">Standard<\/th>\n    <th class=\"blue-head\">Designation<\/th>\n\n    <th class=\"green-head\">Specification<\/th>\n    <th class=\"green-head\">Range<\/th>\n<\/tr>\n\n<tbody>\n\n<tr>\n<td>Cu<\/td>\n<td>&ge;99.90<\/td>\n\n<td><strong>IS<\/strong><\/td>\n<td>IS 191\/14811<\/td>\n\n<td><strong>Thickness (mm)<\/strong><\/td>\n<td>0.04 \u2013 3.0<\/td>\n<\/tr>\n\n<tr>\n<td>P<\/td>\n<td>0.015 \u2013 0.040<\/td>\n\n<td><strong>JIS<\/strong><\/td>\n<td>C1220<\/td>\n\n<td><strong>Width (mm)<\/strong><\/td>\n<td>6.00 \u2013 406<\/td>\n<\/tr>\n\n<tr>\n<td><\/td>\n<td><\/td>\n\n<td><strong>ISO<\/strong><\/td>\n<td>Cu DHP<\/td>\n\n<td><strong>Inner Dia. (mm)<\/strong><\/td>\n<td>100\/150\/200\/300\/400\/500<\/td>\n<\/tr>\n\n<tr>\n<td><\/td>\n<td><\/td>\n\n<td><strong>ASTM<\/strong><\/td>\n<td>C12200<\/td>\n\n<td><strong>Coil Wt. (kg\/mm)<\/strong><\/td>\n<td>1.0 \u2013 4.0<\/td>\n<\/tr>\n\n<tr>\n<td><\/td>\n<td><\/td>\n\n<td><strong>BS<\/strong><\/td>\n<td>C106<\/td>\n\n<td><strong>Sheet Length (m)<\/strong><\/td>\n<td>0.50 \u2013 4.00<\/td>\n<\/tr>\n\n<\/tbody>\n\n<\/table>\n\n<table class=\"spec-table\">\n\n<tr>\n<th colspan=\"7\" class=\"mech-title\">\nMECHANICAL PROPERTIES \u2014 typical values at 20\u00b0C\n<\/th>\n<\/tr>\n\n<tr>\n<th class=\"mech-head\">Temper<\/th>\n<th class=\"mech-head\">Code<\/th>\n<th class=\"mech-head\">HV<\/th>\n<th class=\"mech-head\">Tensile MPa<\/th>\n<th class=\"mech-head\">Yield MPa<\/th>\n<th class=\"mech-head\">Elong. T&lt;0.1<\/th>\n<th class=\"mech-head\">Elong. T&gt;0.1<\/th>\n<\/tr>\n\n<tbody>\n\n<tr>\n<td>Annealed<\/td>\n<td>O<\/td>\n<td>40\u201360<\/td>\n<td>200\u2013250<\/td>\n<td>&le;100<\/td>\n<td>&ge;20<\/td>\n<td>&ge;35<\/td>\n<\/tr>\n\n<tr>\n<td>1\/4 Hard<\/td>\n<td>H01<\/td>\n<td>60\u201375<\/td>\n<td>220\u2013260<\/td>\n<td>&le;140<\/td>\n<td>&ge;10<\/td>\n<td>&ge;15<\/td>\n<\/tr>\n\n<tr>\n<td>1\/2 Hard<\/td>\n<td>H02<\/td>\n<td>70\u201390<\/td>\n<td>240\u2013290<\/td>\n<td>&ge;180<\/td>\n<td>&ge;5<\/td>\n<td>&ge;10<\/td>\n<\/tr>\n\n<tr>\n<td>Hard<\/td>\n<td>H04<\/td>\n<td>90\u2013110<\/td>\n<td>290\u2013360<\/td>\n<td>&ge;250<\/td>\n<td>&ge;2<\/td>\n<td>&ge;4<\/td>\n<\/tr>\n\n<tr>\n<td>Extra Hard<\/td>\n<td>H06<\/td>\n<td>&ge;110<\/td>\n<td>&ge;360<\/td>\n<td>&ge;320<\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<\/tr>\n\n<\/tbody>\n\n<\/table>\n\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-367e756 elementor-widget elementor-widget-html\" data-id=\"367e756\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\n\/* =========================\n   COMMON TABLE STYLE\n========================= *\/\n\n.datasheet-table{\n    width:100%;\n    border-collapse:collapse !important;\n    border-spacing:0 !important;\n    table-layout:fixed;\n    margin-bottom:18px;\n}\n\n.datasheet-table th,\n.datasheet-table td{\n    border:1px solid #d7d7d7 !important;\n    padding:10px 14px !important;\n    line-height:1.5;\n    vertical-align:middle;\n}\n\n.datasheet-table th{\n    color:#fff !important;\n    font-weight:700;\n}\n\n\/* Section Titles *\/\n\n.green-title{\n    background:#146b5c !important;\n    text-align:left;\n}\n\n.purple-title{\n    background:#6d3b88 !important;\n    text-align:left;\n}\n\n.red-title{\n    background:#a22e22 !important;\n    text-align:left;\n}\n\n.app-title{\n    background:#238847 !important;\n    text-align:left;\n}\n\n\/* Column Headers *\/\n\n.green-head{\n    background:#166f5f !important;\n}\n\n.purple-head{\n    background:#6d3b88 !important;\n}\n\n\/* Row Colors *\/\n\n.datasheet-table tbody tr:nth-child(odd) td{\n    background:#ffffff !important;\n}\n\n.datasheet-table tbody tr:nth-child(even) td{\n    background:#edf8f4 !important;\n}\n\n\/* Hover *\/\n\n.datasheet-table tbody tr:hover td{\n    background:#d7efe8 !important;\n    transition:.25s;\n}\n\n\/* First Column *\/\n\n.datasheet-table td:first-child{\n    font-weight:700;\n}\n\n\/* Ratings *\/\n\n.excellent{\n    color:#009966;\n    font-weight:700;\n}\n\n.good{\n    color:#008b8b;\n    font-weight:700;\n}\n\n.fair{\n    color:#c57b00;\n    font-weight:700;\n}\n\n.less{\n    color:#b03022;\n    font-weight:700;\n}\n\n\/* Corrosion Box *\/\n\n.corrosion-box{\n    border:2px solid #d63b2d;\n    padding:18px 20px;\n    line-height:1.8;\n}\n\n\/* Applications *\/\n\n.app-table tbody tr:nth-child(even) td{\n    background:#eaf8f1 !important;\n}\n\n.app-table tbody tr:nth-child(odd) td{\n    background:#ffffff !important;\n}\n\n\/* Responsive *\/\n\n@media(max-width:768px){\n\n.table-responsive{\n    overflow-x:auto;\n}\n\n.datasheet-table{\n    min-width:900px;\n}\n\n}\n<\/style>\n\n\n<div class=\"table-responsive\">\n\n    <!-- ================= PHYSICAL PROPERTIES ================= -->\n\n    <table class=\"datasheet-table\">\n\n        <tr>\n            <th colspan=\"5\" class=\"green-title\">\n                PHYSICAL PROPERTIES \u2014 annealed temper at 20\u00b0C\n            <\/th>\n        <\/tr>\n\n        <tr>\n            <th class=\"green-head\">Density (g\/cm\u00b3)<\/th>\n            <th class=\"green-head\">Elec. Conductivity (% IACS)<\/th>\n            <th class=\"green-head\">Thermal Conductivity (W\/m\u00b7K)<\/th>\n            <th class=\"green-head\">Modulus of Elasticity (GPa)<\/th>\n            <th class=\"green-head\">Specific Heat (J\/kg\u00b7K)<\/th>\n        <\/tr>\n\n        <tbody>\n\n            <tr>\n                <td style=\"text-align:center;\">8.92<\/td>\n                <td style=\"text-align:center;\">81<\/td>\n                <td style=\"text-align:center;\">340<\/td>\n                <td style=\"text-align:center;\">132<\/td>\n                <td style=\"text-align:center;\">385<\/td>\n            <\/tr>\n\n        <\/tbody>\n\n    <\/table>\n\n    <!-- ================= FABRICATION PROPERTIES ================= -->\n\n    <table class=\"datasheet-table\">\n\n        <tr>\n            <th colspan=\"4\" class=\"purple-title\">\n                FABRICATION PROPERTIES\n            <\/th>\n        <\/tr>\n\n        <tr>\n            <th class=\"purple-head\">Fabrication Property<\/th>\n            <th class=\"purple-head\">Rating<\/th>\n            <th class=\"purple-head\">Fabrication Property<\/th>\n            <th class=\"purple-head\">Rating<\/th>\n        <\/tr>\n\n        <tbody>\n\n            <tr>\n                <td>Capacity for Cold Working<\/td>\n                <td class=\"excellent\">Excellent<\/td>\n\n                <td>Soft Soldering<\/td>\n                <td class=\"excellent\">Excellent<\/td>\n            <\/tr>\n\n            <tr>\n                <td>Machinability<\/td>\n                <td class=\"less\">Less suitable<\/td>\n\n                <td>Resistance Welding<\/td>\n                <td class=\"less\">Less suitable<\/td>\n            <\/tr>\n\n            <tr>\n                <td>Electroplating<\/td>\n                <td class=\"excellent\">Excellent<\/td>\n\n                <td>Gas Shielded Arc Welding<\/td>\n                <td class=\"excellent\">Excellent<\/td>\n            <\/tr>\n\n            <tr>\n                <td>Hot Dip Tinning<\/td>\n                <td class=\"excellent\">Excellent<\/td>\n\n                <td>Laser Welding<\/td>\n                <td class=\"good\">Good<\/td>\n            <\/tr>\n\n        <\/tbody>\n\n    <\/table>\n\n    <!-- ================= CORROSION RESISTANCE ================= -->\n\n    <table class=\"datasheet-table\">\n\n        <tr>\n            <th class=\"red-title\">\n                CORROSION RESISTANCE\n            <\/th>\n        <\/tr>\n\n        <tr>\n            <td style=\"padding:0;border:none;\">\n\n                <div class=\"corrosion-box\">\n\n                    MEI-122 is generally less subject to corrosion than other engineering metals.\n                    Resistant to industrial atmosphere, industrial and drinking water, pure water\n                    vapour, non-oxidizing acids, alkalis (except ammonia\/cyanide) and neutral saline\n                    solutions. Not resistant to oxidizing acids, hydrous ammonia, halogenated gases or\n                    seawater at high flow rates.\n\n                <\/div>\n\n            <\/td>\n        <\/tr>\n\n    <\/table>\n\n    <!-- ================= TYPICAL APPLICATIONS ================= -->\n\n    <table class=\"datasheet-table app-table\">\n\n        <tr>\n            <th colspan=\"2\" class=\"app-title\">\n                TYPICAL APPLICATIONS\n            <\/th>\n        <\/tr>\n\n        <tbody>\n\n            <tr>\n                <td>\u2022 Heat exchangers and HVAC components<\/td>\n                <td>\u2022 Transistors and electronic components<\/td>\n            <\/tr>\n\n            <tr>\n                <td>\u2022 Strip for plating and mineral insulated cables<\/td>\n                <td>\u2022 Pipelines and plumbing fittings<\/td>\n            <\/tr>\n\n        <\/tbody>\n\n    <\/table>\n\n<\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Overview MEI-122 (Cu-DHP) is the most commonly used deoxidised copper grade with 81% IACS conductivity. Not susceptible to hydrogen embrittlement. Superiorjoining performance versus ETP makes it the standard choice for heat exchangers, plumbing and refrigeration tubing. CHEMICAL COMPOSITION (wt. %) ALLOY DESIGNATIONS COIL \/ SHEET SPECIFICATIONS Element Composition (%) Standard Designation Specification Range Cu &ge;99.90 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-496","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/496","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/comments?post=496"}],"version-history":[{"count":4,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/496\/revisions"}],"predecessor-version":[{"id":501,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/496\/revisions\/501"}],"wp:attachment":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/media?parent=496"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}