{"id":457,"date":"2026-07-06T09:38:47","date_gmt":"2026-07-06T09:38:47","guid":{"rendered":"https:\/\/web.keywordindia.in\/mittal\/?page_id=457"},"modified":"2026-07-06T09:42:51","modified_gmt":"2026-07-06T09:42:51","slug":"mei-61","status":"publish","type":"page","link":"https:\/\/web.keywordindia.in\/mittal\/mei-61\/","title":{"rendered":"MEI 61"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"457\" class=\"elementor elementor-457\" 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-61 (Naval Brass Grade 2, CuZn39Sn) provides inherent resistance to dezincification and improved strength through its tin content. Excellent hot<br \/>formability and forgeability (90%) for complex marine hardware forgings and valve components.<\/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>59.00 \u2013 62.00<\/td>\n\n<td><strong>IS<\/strong><\/td>\n<td>IS 291<\/td>\n\n<td><strong>Thickness (mm)<\/strong><\/td>\n<td>0.3 \u2013 25.0<\/td>\n<\/tr>\n\n<tr>\n<td>Sn<\/td>\n<td>0.50 \u2013 1.00<\/td>\n\n<td><strong>JIS<\/strong><\/td>\n<td>C4640<\/td>\n\n<td><strong>Width (mm)<\/strong><\/td>\n<td>\u22641250<\/td>\n<\/tr>\n\n<tr>\n<td>Pb<\/td>\n<td>\u22640.20<\/td>\n\n<td><strong>ISO<\/strong><\/td>\n<td>CuZn39Sn<\/td>\n\n<td><strong>Length (mm)<\/strong><\/td>\n<td>\u22642500<\/td>\n<\/tr>\n\n<tr>\n<td>Fe<\/td>\n<td>\u22640.10<\/td>\n\n<td><strong>ASTM<\/strong><\/td>\n<td>C46400<\/td>\n\n<td><strong>Form<\/strong><\/td>\n<td>Sheet \/ Plate<\/td>\n<\/tr>\n\n<tr>\n<td>Zn<\/td>\n<td>Rem.<\/td>\n\n<td><strong>BS<\/strong><\/td>\n<td>\u2014<\/td>\n\n<td><\/td>\n<td><\/td>\n<\/tr>\n\n<\/tbody>\n\n<\/table>\n\n\n<table class=\"spec-table\">\n\n<tr>\n<th colspan=\"5\" 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\">Condition<\/th>\n<th class=\"mech-head\">Tensile MPa (min)<\/th>\n<th class=\"mech-head\">Yield MPa (min)<\/th>\n<th class=\"mech-head\">Elong. % (min)<\/th>\n<\/tr>\n\n<tbody>\n\n<tr>\n<td>Hot Rolled &amp; Annealed<\/td>\n<td>O<\/td>\n<td>345 \/ 50<\/td>\n<td>140 \/ 20<\/td>\n<td>35<\/td>\n<\/tr>\n\n<tr>\n<td>Hot Rolled<\/td>\n<td>H20<\/td>\n<td>380 \/ 55<\/td>\n<td>175 \/ 25<\/td>\n<td>30<\/td>\n<\/tr>\n\n<tr>\n<td>1\/4 Hard<\/td>\n<td>H01<\/td>\n<td>480 \/ 70<\/td>\n<td>400 \/ 58<\/td>\n<td>10<\/td>\n<\/tr>\n\n<tr>\n<td>Cold Rolled &amp; Annealed<\/td>\n<td>O50<\/td>\n<td>430 \/ 62<\/td>\n<td>210 \/ 30<\/td>\n<td>25<\/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;\">8.41<\/td>\n<td style=\"text-align:center;\">26<\/td>\n<td style=\"text-align:center;\">116<\/td>\n<td style=\"text-align:center;\">103<\/td>\n<td style=\"text-align:center;\">375<\/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>Soldering<\/td>\n<td class=\"excellent\">Excellent<\/td>\n\n<td>Seam Weld<\/td>\n<td class=\"fair\">Fair<\/td>\n<\/tr>\n\n<tr>\n<td>Brazing<\/td>\n<td class=\"excellent\">Excellent<\/td>\n\n<td>Butt Weld<\/td>\n<td class=\"good\">Good<\/td>\n<\/tr>\n\n<tr>\n<td>Oxyacetylene Welding<\/td>\n<td class=\"good\">Good<\/td>\n\n<td>Cold Working Capacity<\/td>\n<td class=\"fair\">Fair<\/td>\n<\/tr>\n\n<tr>\n<td>Gas Shielded Arc Welding<\/td>\n<td class=\"fair\">Fair<\/td>\n\n<td>Hot Forming Capacity<\/td>\n<td class=\"excellent\">Excellent<\/td>\n<\/tr>\n\n<tr>\n<td>Coated Metal Arc Welding<\/td>\n<td class=\"not-recommended\">Not recommended<\/td>\n\n<td>Forgeability Rating<\/td>\n<td><strong>90%<\/strong><\/td>\n<\/tr>\n\n<tr>\n<td>Spot Weld<\/td>\n<td class=\"good\">Good<\/td>\n\n<td>Machinability Rating<\/td>\n<td><strong>30%<\/strong><\/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-61 Naval Brass is highly resistant to dezincification, greatly inhibiting seawater corrosion at higher-than-normal temperatures. Resistant to wear, fatigue, galling and stress corrosion cracking. Excellent hot formability. Main applications in seawater environments including marine hardware, valve stems and propeller shafts.\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 Precision shipboard equipment<\/td>\n<td>\u2022 Pressure vessels, condenser plates and heat exchanger plates<\/td>\n<\/tr>\n\n<tr>\n<td>\u2022 Valve guides, valve stems and marine hardware<\/td>\n<td>\u2022 Decorative fittings, turnbuckles and baffle plates<\/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-61 (Naval Brass Grade 2, CuZn39Sn) provides inherent resistance to dezincification and improved strength through its tin content. Excellent hotformability and forgeability (90%) for complex marine hardware forgings and valve components. CHEMICAL COMPOSITION (wt. %) ALLOY DESIGNATIONS COIL \/ SHEET SPECIFICATIONS Element Composition (%) Standard Designation Specification Range Cu 59.00 \u2013 62.00 IS IS [&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-457","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/457","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=457"}],"version-history":[{"count":4,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/457\/revisions"}],"predecessor-version":[{"id":462,"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/pages\/457\/revisions\/462"}],"wp:attachment":[{"href":"https:\/\/web.keywordindia.in\/mittal\/wp-json\/wp\/v2\/media?parent=457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}