{"id":398,"date":"2026-07-06T08:04:01","date_gmt":"2026-07-06T08:04:01","guid":{"rendered":"https:\/\/web.keywordindia.in\/mittal\/?page_id=398"},"modified":"2026-07-06T08:10:21","modified_gmt":"2026-07-06T08:10:21","slug":"mei-90","status":"publish","type":"page","link":"https:\/\/web.keywordindia.in\/mittal\/mei-90\/","title":{"rendered":"MEI 90"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"398\" class=\"elementor elementor-398\" 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-90 (Commercial Bronze) has very good cold forming characteristics with higher strength than pure copper. Good welding and brazing. Good resistance<br \/>to stress corrosion cracking and dezincification, with a warm bronze appearance ideal for decorative and electrical applications.<\/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>89.00 \u2013 91.00<\/td>\n\n<td><strong>IS<\/strong><\/td>\n<td>IS 2768<\/td>\n\n<td><strong>Thickness (mm)<\/strong><\/td>\n<td>0.04 \u2013 3.0<\/td>\n<\/tr>\n\n<tr>\n<td>Fe<\/td>\n<td>\u22640.05<\/td>\n\n<td><strong>JIS<\/strong><\/td>\n<td>C2200<\/td>\n\n<td><strong>Width (mm)<\/strong><\/td>\n<td>6.00 \u2013 406<\/td>\n<\/tr>\n\n<tr>\n<td>Pb<\/td>\n<td>\u22640.02<\/td>\n\n<td><strong>ISO<\/strong><\/td>\n<td>CuZn10<\/td>\n\n<td><strong>Inner Dia. (mm)<\/strong><\/td>\n<td>100\/150\/200\/300<br>0\/400\/500<\/td>\n<\/tr>\n\n<tr>\n<td>Ni<\/td>\n<td>\u22640.10<\/td>\n\n<td><strong>ASTM<\/strong><\/td>\n<td>C22000<\/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>Zn<\/td>\n<td>Rem.<\/td>\n\n<td><strong>BS<\/strong><\/td>\n<td>CZ101<\/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. %<\/th>\n<th class=\"mech-head\">Grain Size mm<\/th>\n<\/tr>\n\n<tbody>\n\n<tr>\n<td>Annealed<\/td>\n<td>O<\/td>\n<td>50\u201370<\/td>\n<td>240\u2013280<\/td>\n<td>\u2264140<\/td>\n<td>\u226536<\/td>\n<td>0.035\u20130.060<\/td>\n<\/tr>\n\n<tr>\n<td>1\/4 Hard<\/td>\n<td>H01<\/td>\n<td>70\u201390<\/td>\n<td>280\u2013320<\/td>\n<td>\u2265200<\/td>\n<td>\u226520<\/td>\n<td>0.015\u20130.045<\/td>\n<\/tr>\n\n<tr>\n<td>1\/2 Hard<\/td>\n<td>H02<\/td>\n<td>90\u2013110<\/td>\n<td>325\u2013360<\/td>\n<td>\u2265250<\/td>\n<td>\u226513<\/td>\n<td>\u22640.015<\/td>\n<\/tr>\n\n<tr>\n<td>Hard<\/td>\n<td>H04<\/td>\n<td>\u2265110<\/td>\n<td>\u2265350<\/td>\n<td>\u2265290<\/td>\n<td>\u22654<\/td>\n<td>\u22640.010<\/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<div class=\"table-responsive\">\n\n<!-- ================= PHYSICAL PROPERTIES ================= -->\n\n<table class=\"datasheet-table\">\n\n<tr>\n<th colspan=\"5\" class=\"green-title\">\nPHYSICAL 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;\">8.80<\/td>\n<td style=\"text-align:center;\">43<\/td>\n<td style=\"text-align:center;\">184<\/td>\n<td style=\"text-align:center;\">124<\/td>\n<td style=\"text-align:center;\">376<\/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\">\nFABRICATION 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=\"good\">Good<\/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=\"good\">Good<\/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=\"fair\">Fair<\/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\">\nCORROSION RESISTANCE\n<\/th>\n<\/tr>\n\n<tr>\n<td style=\"padding:0;border:none !important;\">\n\n<div class=\"corrosion-box\">\n\nMEI-90 has good resistance to fresh water, natural or alkaline saline solutions, organic compounds and land, sea and industrial atmosphere. Less sensitive to dezincification and stress corrosion cracking. Not resistant to acids, hydrous sulphur compounds or hydrous ammonia in non-stress relieved condition.\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\">\nTYPICAL APPLICATIONS\n<\/th>\n<\/tr>\n\n<tbody>\n\n<tr>\n<td>\u2022 Small arms cartridges, artillery projectile rotating bands, primer caps<\/td>\n<td>\u2022 Costume jewelry and ornamental trim<\/td>\n<\/tr>\n\n<tr>\n<td>\u2022 Components for the electrical industry<\/td>\n<td>\u2022 Screw shells, bolts, line clamps, rivets, marine hardware<\/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-90 (Commercial Bronze) has very good cold forming characteristics with higher strength than pure copper. Good welding and brazing. Good resistanceto stress corrosion cracking and dezincification, with a warm bronze appearance ideal for decorative and electrical applications. CHEMICAL COMPOSITION (wt. %) ALLOY DESIGNATIONS COIL \/ SHEET SPECIFICATIONS Element Composition (%) Standard Designation Specification Range [&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-398","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/398","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=398"}],"version-history":[{"count":7,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/398\/revisions"}],"predecessor-version":[{"id":405,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/398\/revisions\/405"}],"wp:attachment":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/media?parent=398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}