L401 焊条L401 焊条Cast rod铸条 525-535 Si5 Cu28Al Rem. Brazing of aluminum and aluminum alloys.铝及铝合金的钎焊L600 焊条L600 焊条Wire & rod丝 183-185 Sn60 Sb≤0.8Pb Rem. Soldering of fusible metals and heat-treated part.易熔金属及热处理件的钎焊60SnL601 焊条L601 焊条Wire & rod丝 183-227 Sn18 Sb2Pb Rem. Soldering of copper, copper alloys and galvanized iron plain sheet.铜及铜合金、镀锌铁皮的钎焊。 18SnL602 焊条L602 焊条Wire & rod丝 183-256 Sn30 Sb2Pb Rem. Soldering of copper, brass, copper alloys and galvanized iron plain sheet.铜、黄铜、铁、镀锌铁皮的钎焊30SnL603 焊条L603 焊条Wire & rod丝 183-235 Sn40 Sb2Pb Rem. Soldering of copper, copper alloys, steel and zinc parts.铜及铜合金、钢、锌制零件的钎焊40Sn
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