Category 类别 Trade-mark 牌号 Specification 规格 Melting Point 熔点(℃) Chemical composition 主要成份(%) Application 用途 Equivalent toAWS 相当AWS Copper zinc 铜锌 L103 Wire&rod 丝 885-888 Cu54ZnRem. Brazingofcopper,bronzeandsteel,subjectedtolowload. 钎焊铜、青铜和钢等受力不大工件 　 L104 Foil 箔 890-930 Cu57Mn2 Co2ZnRem. Brazingofcarbidecuttingtool. 钎焊硬质合金刀具 　 Copper phosphorus 　 铜磷 L201 Castrod,wire&rod,powder 铸条、丝、粉 710-800 P7CuRem. Brazingofcopperandcopperalloys. 钎焊铜及铜合金 BCuP-2 L204 Castrod,wire 铸条、丝 640-815 P5Ag15 CuRem. Brazingofcopper,copperalloys,silverandmolybdenumetc. 钎焊铜及铜合金、银、钼等金属。 BCuP-5 L205 Castrod,wire&rod,powder 铸条、丝、箔 640-800 P6Ag5 CuRem. Brazingofcopperandcopperalloys. 钎焊铜及铜合金 BCuP-3 L207 Castrod,wire&rod 铸条、丝 640-770 P7Ag5 CuRem. Brazingofcopperandcopperalloys. 钎焊铜及铜合金 BCuP-7 L209 Castrod,wire 铸条、丝 684-710 P7Ag2 CuRem. Brazingofcopperandcopperalloys. 钎焊铜及铜合金。 BCuP-6 　Silver base 银基 L302 Wire&rod 丝 745-775 Ag25Cu40 ZnRem. Brazingofcopper,copperalloys,steelandstainlesssteeletc. 钎焊铜及铜合金、钢及不锈钢等