brazing rods As solder,Cu-Zn alloy mainly used for gas flame soldering,High-frequency soldering,salt bath brazing,soldering copper alloy,Oil patch and cemented alloy etc. Oil patch and oxide in the part of being soldered and on thesurface of brazing-ng alloy must be cleared totally before soldering.The usage of solding flux at the same time can bring you an excellent Joint. AlloyWT% Melting Range/°CCorresponding alloyCuPAgotherSolidus°CLiquidus°CBCu92PAgother5.9 6.71.5 2.5/645825CuP279(ISO)BCu91PAgother6.8 7.21.8 2.2/643788BCuP6(AWS,JIS)BCu89PAgother5.8 6.24.8 5.2/645815BCuP3(AWS)BCu89PAg-Aother5.8 6.74.8 5.2/640800BCu88PAgother6.5 7.04.8 5.2/643771BCuP7(AWS,JIS)BCu87PAgother7.0 7.55.8 6.2/643813BCuP4(AWS,JIS)BCu80AgPother4.8 5.214.5 15.5/645800BCuP5(AWS,JIS)BCu75AgPSnother6.0 7.017 19Sn 0.3 0.8640676BCu75AgPother5.8 6.319 21/645645BAg5CuPSnother4.8 5.84.5 5.5Sn 9.5 10.5560650BAg2CuPNiSnother5.8 7.82.5 5.0Sn0.05 0.08Ni0.01 0.1630710BAg2CuPInNiother6.5 7.51.8 2.2In 0.8 1.2Ni0.1 0.5640690BCu89PAgInother6.8 7.52 3In 0.8 1.2630680