Category 类别 Trade-mark 牌号 Specification 规格 Melting Point 熔点(℃) Chemical composition 主要成份(%) Application 用途 Equivalent to AWS 相当AWS Copper zinc 铜锌 L103 Wire & rod 丝 885-888 Cu54 Zn Rem. Brazing of copper, bronze and steel, subjected to low load. 钎焊铜、青铜和钢等受力不大工件 L104 Foil 箔 890-930 Cu57 Mn2 Co2 Zn Rem. Brazing of carbide cutting tool. 钎焊硬质合金刀具 Copper phosphorus 铜磷 L201 Cast rod, wire & rod, powder 铸条、丝、粉 710-800 P7 Cu Rem. Brazing of copper and copper alloys. 钎焊铜及铜合金 BCuP-2 L204 Cast rod, wire 铸条、丝 640-815 P5 Ag15 Cu Rem. Brazing of copper, copper alloys, silver and molybdenum etc. 钎焊铜及铜合金、银、钼等金属。 BCuP-5 L205 Cast rod, wire & rod, powder 铸条、丝、箔 640-800 P6 Ag5 Cu Rem. Brazing of copper and copper alloys. 钎焊铜及铜合金 BCuP-3 L207 Cast rod, wire & rod 铸条、丝 640-770 P7 Ag5 Cu Rem. Brazing of copper and copper alloys. 钎焊铜及铜合金 BCuP-7 L209 Cast rod, wire 铸条、丝 684-710 P7 Ag2 Cu Rem. Brazing of copper and copper alloys. 钎焊铜及铜合金。 BCuP-6