{"id":3706,"date":"2015-08-17T08:17:00","date_gmt":"2015-08-17T00:17:00","guid":{"rendered":"\/\/m.letratesoro.com\/?p=3706"},"modified":"2019-11-26T21:19:56","modified_gmt":"2019-11-26T13:19:56","slug":"gold-plating-mil-g-45204-astm-b488","status":"publish","type":"post","link":"\/\/m.letratesoro.com\/2015\/08\/gold-plating-mil-g-45204-astm-b488\/","title":{"rendered":"\u96fb\u8def\u677f\u4e0a\u7684\u934d\u91d1\u7d14\u5ea6\u8207\u786c\u5ea6\u898f\u7bc4ASTM-B488\u8207MIL-G-45204"},"content":{"rendered":"<p align=\"justify\"><font size=\"4\"><img decoding=\"async\" style=\"margin: 8px 15px 0px 0px; float: left; display: inline;\" src=\"\/\/m.letratesoro.com\/wp-content\/uploads\/images\/b7983a451116_13712\/PCB_ENIG_finish.jpg\" align=\"left\" \/>\u6700\u8fd1\u5728\u7ffb\u95b1\u516c\u53f8\u7684\u5167\u90e8\u6587\u4ef6\u6642\uff0c\u767c\u73fe\u6211\u5011\u5bb6\u7684\u96fb\u8def\u677f\u9664\u4e86\u5b9a\u7fa9\u6709\u934d\u91d1\u7684\u539a\u5ea6\u5916\uff0c\u5c45\u7136\u9084\u898f\u5b9a\u4e86\u4e00\u500b\u770b\u4e0d\u61c2\u7684\u898f\u683c\u3010<font style=\"background-color: rgb(255, 255, 0);\">Gold Type, 3 ; purity grade &quot;A&quot;<\/font>\u3011\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u56e0\u70ba\u5de5\u4f5c\u718a\u771f\u770b\u4e0d\u61c2\uff0c\u6240\u4ee5\u5c31\u4e0a\u7db2\u627e\u4e86\u4e00\u4e9b\u8cc7\u6599\uff0c\u8aaa\u771f\u7684\u9084\u771f\u4e0d\u597d\u627e\uff0c\u5f8c\u4f86\u7e3d\u65bc\u767c\u73fe\u9019\u500b\u898f\u683c\u539f\u4f86\u662f\u898f\u5b9a\u934d\u91d1\u7684\u7d14\u5ea6(Type 3, \u91d1\u7684\u542b\u91cf99.9%\u4ee5\u4e0a )\u8207\u786c\u5ea6\u7b49\u7d1a(Grade A, \u52aa\u666e\u786c\u5ea690\u4ee5\u4e0a)\u3002<\/font><\/p>\n<p align=\"justify\"><font size=\"4\">\u4e00\u822c\u5e38\u898b\u5230\u7684\u934d\u91d1\u6a19\u6e96\u6709\u3010MIL-G-45204\u3011\u53ca\u3010ASTM B 488\u3011\uff0c\u9019\u5169\u4efd\u898f\u7bc4\u5747\u91dd\u5c0d\u934d\u91d1\u7684\u7d14\u5ea6\u3001\u786c\u5ea6\u8207\u539a\u5ea6\u505a\u51fa\u4e00\u5b9a\u7684\u5206\u985e\uff0c\u96d6\u7136\u5169\u8005\u7684\u7b49\u7d1a\u5206\u985e\u65b9\u5f0f\u6709\u4e9b\u8a31\u4e0d\u540c\uff0c\u4f46\u610f\u7fa9\u4e0a\u537b\u662f\u5927\u540c\u5c0f\u7570\uff0c\u81f3\u5c11\u5c0d\u65bc\u934d\u91d1\u7684\u7d14\u5ea6\u8207\u786c\u5ea6\u5e7e\u4e4e\u662f\u4e00\u6a23\u7684\u3002 <\/font><\/p>\n<ul>\n<li><font size=\"4\">MIL-G-45204&#160; Military Specification: Gold Plating, Electrodeposited (\u7f8e\u570b\u8ecd\u898f\u96fb\u934d\u91d1\u6a19\u6e96) <\/font><\/li>\n<li><font size=\"4\">ASTM B 488 Standard Specification for Electrodeposited Coating of Gold for Engineering Uses \uff08\u5de5\u696d\u7528\u96fb\u934d\u91d1\u934d\u5c64\u6a19\u6e96\uff09 <\/font><\/li>\n<\/ul>\n<p><!--more--><\/p>\n<p align=\"justify\"><font size=\"4\">\u57fa\u672c\u4e0a\uff0c\u3010MIL-G-45204\u3011\u8207\u3010ASTM B 488\u3011\u9019\u5169\u4efd\u898f\u683c\u90fd\u5b9a\u7fa9\u4e86\u4e09\u7a2e\u934d\u91d1\u985e\u578bI\u3001II\u3001III\u7684\u7d14\u5ea6\uff0c\u4ee5\u53ca\u5b9a\u7fa9\u4e86\u56db\u7a2e\u300c\u52aa\u666e(knoop)\u300d\u7b49\u7d1aA\u3001B\u3001C\u3001D\u786c\u5ea6\u3002<\/font><\/p>\n<p><strong><font size=\"4\">Gold &#8211; MIL-G-45204 \/ Types I, II, III        <br \/> ASTM B 488 \/ Types I, II, III <\/font><\/strong><\/p>\n<ul>\n<li><font size=\"4\">Type I: 99.7% gold minimum <\/font><\/li>\n<li><font size=\"4\">Type II: 99.0% gold minimum <\/font><\/li>\n<li><font size=\"4\">Type III: 99.9% gold minimum <\/font><\/li>\n<\/ul>\n<p><strong><font size=\"4\">Gold &#8211; MIL-G-45204 \/ Grades A,B,C,D        <br \/> ASTM B 488 \/ <strong>Grades A,B,C,D<\/strong><\/font><\/strong><\/p>\n<ul>\n<li><font size=\"4\">Grade A: Hardness range of 90 or less Knoop <\/font><\/li>\n<li><font size=\"4\">Grade B: Hardness range from 91 to 129 Knoop <\/font><\/li>\n<li><font size=\"4\">Grade C: Hardness range from 130 to 200 Knoop <\/font><\/li>\n<li><font size=\"4\">Grade D: Hardness range of 201 or more Knoop <\/font><\/li>\n<\/ul>\n<p><font size=\"4\">\u53e6\u5916\uff0cASTM-B488\u898f\u7bc4\u4e2d\u9084\u771f\u5ea6\u934d\u91d1\u9078\u7528\u7684\u65b9\u5f0f\u63d0\u51fa\u4e86\u5efa\u8b70\uff0c\u5982\u4e0b\uff1a<\/font><\/p>\n<ol>\n<li>\n<div align=\"justify\"><font size=\"4\">Type I\uff0c\u934d\u91d1\u7d14\u5ea699.7%\u4ee5\u4e0a\u3002\u4f7f\u7528\u65bc\u4e00\u822c\u76ee\u7684\uff0c\u9ad8\u53ef\u9760\u5ea6\u7684\u96fb\u6027\u9023\u63a5\u3002 <\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">Type II,&#160; \u934d\u91d1\u7d14\u5ea699.0%\u4ee5\u4e0a\uff08\u8acb\u6ce8\u610f\uff1aType II \u6bd4Type I \u7d14\u5ea6\u9084\u4f4e\uff09\u3002\u7528\u65bc\u4e00\u822c\u76ee\u7684\u7684\u6297\u78e8\u640d\uff0c\u4f46\u56e0\u5167\u542b\u5176\u4ed6\u96dc\u8cea\uff0c\u6240\u4ee5\u5bb9\u6613\u7522\u751f\u6c27\u5316\uff0c\u6545\u4e0d\u5efa\u8b70\u4f7f\u7528\u65bc\u6301\u7e8c\u9ad8\u6eab\u7684\u74b0\u5883\u3002 <\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">Type III\uff0c\u934d\u91d1\u7d14\u5ea699.9%\u4ee5\u4e0a\u3002\u4e00\u822c\u7528\u65bc\u5c0e\u9ad4\u5143\u4ef6\u3001\u6838\u5b50\u5de5\u7a0b\u3001\u71b1\u58d3\u63a5\u5408\u3001\u71b1\u58d3\u8d85\u56e0\u6ce2\u63a5\u5408\u3001\u8d85\u97f3\u6ce2\u63a5\u5408\uff0c\u4ee5\u53ca\u9700\u8981\u710a\u63a5\u6216\u9ad8\u6eab\u61c9\u7528\u7684\u60c5\u6cc1\u3002 <\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">\u5370\u5237\u96fb\u8def\u677f\uff1a\u82e5\u6709\u9700\u8981\u88c1\u5207\u7684\u96fb\u8def\u677f\uff0c\u4e0d\u5efa\u8b70\u934d\u592a\u539a\u7684\u786c\u91d1\uff0c\u4ee5\u907f\u514d\u7522\u751f\u7834\u88c2\uff0c\u4e00\u822c\u5efa\u8b70\u934d99.0~99.7%\u7684Grade B\u6216C\u4e14\u539a\u5ea6\u4e0d\u8981\u8d85\u904e2.5\u00b5m(100\u00b5inch)\u70ba\u5b9c\u3002 <\/font><\/div>\n<\/li>\n<li>\n<div align=\"justify\"><font size=\"4\">\u53ef\u5206\u96e2\u5f0f\u9023\u63a5\u5668\uff1a\u7531\u7522\u54c1\u58fd\u547d\u53ca\u5de5\u4f5c\u74b0\u5883\u4f86\u6c7a\u5b9a\u4f7f\u7528\u7684\u934d\u91d1\u7d14\u5ea6\u3001\u786c\u5ea6\u53ca\u539a\u5ea6\u3002 <\/font><\/div>\n<\/li>\n<\/ol>\n<p align=\"justify\"><font size=\"4\">\u7d9c\u5408\u4ee5\u4e0a\u8cc7\u8a0a\uff0c\u5de5\u4f5c\u718a\u8a8d\u70ba\u898f\u5b9aENIG\u96fb\u8def\u677f\u7684\u934d\u91d1\u7d14\u5ea6\u53ca\u786c\u5ea6\u70ba\u3010Gold Type, 3 ; purity grade &quot;A&quot;\u3011\u662f\u5408\u7406\u7684\u3002\u53e6\u5916\uff0c\u6211\u5011\u516c\u53f8\u898f\u5b9aENIG\u4e4b\u300c\u91d1\u300d\u7684\u539a\u5ea6\u6700\u5c11\u70ba2\u00b5inch\uff08\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u6703\u964d\u52301.2\u00b5inch\uff09\uff0c\u93b3\u7684\u539a\u5ea6\u6700\u5c11\u70ba150\u00b5inch\u3002<\/font><\/p>\n<hr \/>\n<p align=\"center\"><font color=\"#9b00d3\" size=\"5\">MIL-G-45204C \u934d\u91d1\u898f\u683c\u5206\u985e<\/font><\/p>\n<table cellspacing=\"0\" cellpadding=\"2\" width=\"500\" border=\"1\">\n<tbody>\n<tr>\n<td class=\"style2\" rowspan=\"3\" width=\"166\">Type (Purity)<\/td>\n<td class=\"style1\" valign=\"top\" width=\"97\">Type I<\/td>\n<td valign=\"top\" width=\"235\">99.7% Gold minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Type II<\/td>\n<td valign=\"top\" width=\"235\">99.0% Gold minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Type III<\/td>\n<td valign=\"top\" width=\"235\">99.9% Gold minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style2\" rowspan=\"4\" width=\"166\">Grades (Hardness)<\/td>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade A<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 90 max.<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade B<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 91~129<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade C<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 130~200<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade D<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 201 and over.<\/td>\n<\/tr>\n<tr>\n<td class=\"style2\" rowspan=\"8\" width=\"166\">Class<\/td>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 00<\/td>\n<td valign=\"top\" width=\"235\">20 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 0<\/td>\n<td valign=\"top\" width=\"235\">30 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 1<\/td>\n<td valign=\"top\" width=\"235\">50 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 2<\/td>\n<td valign=\"top\" width=\"235\">100 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 3<\/td>\n<td valign=\"top\" width=\"235\">200 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 4<\/td>\n<td valign=\"top\" width=\"235\">300 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 5<\/td>\n<td valign=\"top\" width=\"235\">500 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class 6<\/td>\n<td valign=\"top\" width=\"235\">1500 \u00b5inch thick, minimum<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table cellspacing=\"0\" cellpadding=\"2\" width=\"350\" border=\"1\">\n<tbody>\n<tr>\n<td class=\"style1\" style=\"width: 350px;\" valign=\"top\" width=\"175\" colspan=\"2\"><font color=\"#0000ff\">Relation between type and grades<\/font><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Purity<\/td>\n<td valign=\"top\" width=\"175\">Hardness (Grades)<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Type I<\/td>\n<td valign=\"top\" width=\"175\">A, C or C<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Type II<\/td>\n<td valign=\"top\" width=\"175\">B, C, or D<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Type III<\/td>\n<td valign=\"top\" width=\"175\">A only<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<p align=\"center\"><font color=\"#9b00d3\" size=\"5\">ASTM-B488-01\u934d\u91d1\u898f\u683c\u5206\u985e<\/font><\/p>\n<table cellspacing=\"0\" cellpadding=\"2\" width=\"500\" border=\"1\">\n<tbody>\n<tr>\n<td class=\"style2\" rowspan=\"3\" width=\"166\">Type (Purity)<\/td>\n<td class=\"style1\" valign=\"top\" width=\"97\">Type I<\/td>\n<td valign=\"top\" width=\"235\">99.7% Gold minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Type II<\/td>\n<td valign=\"top\" width=\"235\">99.0% Gold minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Type III<\/td>\n<td valign=\"top\" width=\"235\">99.9% Gold minimum<\/td>\n<\/tr>\n<tr>\n<td class=\"style2\" rowspan=\"4\" width=\"166\">Grades (Hardness)<\/td>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade A<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 90 max.<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade B<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 91~129<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade C<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 130~200<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">Grade D<\/td>\n<td valign=\"top\" width=\"235\">knoop hardness 201 and over.<\/td>\n<\/tr>\n<tr>\n<td class=\"style2\" rowspan=\"8\" width=\"166\">Class<\/td>\n<td class=\"style1\" valign=\"top\" width=\"97\">Class<\/td>\n<td valign=\"top\" width=\"235\">Minimum Thickness, \u00b5m<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">0.25<\/td>\n<td valign=\"top\" width=\"235\">0.25\u00b5m (9.87\u00b5inch)<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">0.50<\/td>\n<td valign=\"top\" width=\"235\">0.5\u00b5m (19.74 \u00b5inch)<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">0.75<\/td>\n<td valign=\"top\" width=\"235\">0.75\u00b5m (29.61 \u00b5inch)<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">1.0<\/td>\n<td valign=\"top\" width=\"235\">1.0\u00b5m (39.47 \u00b5inch)<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">1.25<\/td>\n<td valign=\"top\" width=\"235\">1.25\u00b5m (49.34 \u00b5inch)<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">2.5<\/td>\n<td valign=\"top\" width=\"235\">2.5\u00b5m (98.68 \u00b5inch)<\/td>\n<\/tr>\n<tr>\n<td class=\"style1\" valign=\"top\" width=\"97\">5.0<\/td>\n<td valign=\"top\" width=\"235\">5.0\u00b5m (197.37 \u00b5inch)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table cellspacing=\"0\" cellpadding=\"2\" width=\"350\" border=\"1\">\n<tbody>\n<tr>\n<td class=\"style1\" style=\"width: 350px;\" valign=\"top\" width=\"175\" colspan=\"2\"><font color=\"#0000ff\">Relation between type and grades<\/font><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Purity<\/td>\n<td valign=\"top\" width=\"175\">Hardness (Grades)<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Type I<\/td>\n<td valign=\"top\" width=\"175\">A, C or C<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Type II<\/td>\n<td valign=\"top\" width=\"175\">B, C, or D<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"175\">Type III<\/td>\n<td valign=\"top\" width=\"175\">A only<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<p><font size=\"4\">\u5ef6\u4f38\u95b1\u8b80\uff1a<\/font>     <br \/><a href=\"\/\/m.letratesoro.com\/2014\/04\/pcb-popcorn-prevention\/\"><font size=\"4\">PCB\u7206\u677f\u7684\u771f\u56e0\u5256\u6790\u8207\u9632\u6b62<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2012\/06\/contamination\/\"><font size=\"4\">\u6309\u9375\u91d1\u624b\u6307\u4e0a\u7684\u7da0\u8272\u6c61\u67d3\u7269<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2013\/04\/pcb-finish\/\"><font size=\"4\">\u6574\u7406\u5e7e\u7a2e\u5e38\u898bPCB\u8868\u9762\u8655\u7406\u7684\u512a\u7f3a\u9ede<\/font><\/a>     <br \/><a href=\"\/\/m.letratesoro.com\/2013\/08\/pcb-solder-mask-remove\/\"><font size=\"4\">\u5feb\u901f\u79fb\u9664PCB\u9632\u710a(\u7da0\u6f06)\u7684\u65b9\u6cd5-\u96f7\u5c04<\/font><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u5728\u7ffb\u95b1\u516c\u53f8\u7684\u5167\u90e8\u6587\u4ef6\u6642\uff0c\u767c\u73fe\u6211\u5011\u5bb6\u7684\u96fb\u8def\u677f\u9664 &#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20],"tags":[],"aioseo_notices":[],"views":18642,"_links":{"self":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/3706"}],"collection":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/comments?post=3706"}],"version-history":[{"count":0,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/posts\/3706\/revisions"}],"wp:attachment":[{"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/media?parent=3706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/categories?post=3706"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.letratesoro.com\/wp-json\/wp\/v2\/tags?post=3706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}