Category 類 別 Trade-mark 牌號(hào) Specification 規(guī) 格 Melting Point 熔點(diǎn)(℃) Chemical composition 主要成份(%) Application 用 途 Equivalent to AWS 相當(dāng)AWS Copper zinc 銅鋅 L103 Wire & rod 絲 885-888 Cu54 Zn Rem. Brazing of copper, bronze and steel, subjected to low load. 釬焊銅、青銅和鋼等受力不大工件 　 L104 Foil 箔 890-930 Cu57 Mn2 Co2 Zn Rem. Brazing of carbide cutting tool. 釬焊硬質(zhì)合金刀具 　 Copper phosphorus 　 銅磷 L201 Cast rod, wire & rod, powder 鑄條、絲、粉 710-800 P7 Cu Rem. Brazing of copper and copper alloys. 釬焊銅及銅合金 BCuP-2 L204 Cast rod, wire 鑄條、絲 640-815 P5 Ag15 Cu Rem. Brazing of copper, copper alloys, silver and molybdenum etc. 釬焊銅及銅合金、銀、鉬等金屬。 BCuP-5 L205 Cast rod, wire & rod, powder 鑄條、絲、箔 640-800 P6 Ag5 Cu Rem. Brazing of copper and copper alloys. 釬焊銅及銅合金 BCuP-3 L207 Cast rod, wire & rod 鑄條、絲 640-770 P7 Ag5 Cu Rem. Brazing of copper and copper alloys. 釬焊銅及銅合金 BCuP-7 L209 Cast rod, wire 鑄條、絲 684-710 P7 Ag2 Cu Rem. Brazing of copper and copper alloys. 釬焊銅及銅合金。 BCuP-6 　Silver base 銀基 L302 Wire & rod 絲 745-775 Ag25 Cu40 Zn Rem. Brazing of copper, copper alloys, steel and stainless steel etc. 釬焊銅及銅合金、鋼及不銹鋼等 　 L303 Wire & rod 絲 660-725 Ag45 Cu30 Zn余 Brazing of copper, copper alloys, steel and stainless steel etc. 釬焊銅及銅合金、鋼及不銹鋼等 BAg-5 L303F Flux coated rod 涂藥絲 660-725 Ag45 Cu30 Zn Rem. L303 coated with flux, the same application as L303. 外涂釬劑的L303，用途與L303相同 BAg-5 L304 Foil 箔 690-775 Ag50 Cu34 Zn Rem. Brazing of copper, copper alloys and steel etc. 釬焊銅及銅合金、鋼等 BAg-6 L308 Wire & rod 絲 779-780 Ag72 Cu Rem. Brazing of copper and nickel under vacuum or reducing protective atmosphere. 銅和鎳的真空或還原保護(hù)氣氛釬焊 BAg-8 L312 Wire & rod 絲 595-605 Ag40.Cu.Zn.Cd Brazing of copper, copper alloys, steel