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                                                                  Cadmium-containing silver brazing alloys
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                                                                  Copper-Aluminum flux cored brazing filler metal
                                                                  Brazing Fluxes

                                                                  Cadmium-containing silver brazing alloys


                                                                  Silver-Copper-Zinc-Cadmium Brazing Alloys The cadmium-containing silver-based brazing fillermetal with low melting temperature and good technologic property is applied extensively to the bonding of mild steel, stainless steel, dissimilar metal, copper and copper alloy in the industry field. it plays a very important role in the intermediate temperature brazing filler metal.

                                                                  中國標準牌號
                                                                  Chinese Standard
                                                                  相當牌號
                                                                  Equivalent Grade
                                                                  化學成分(Wt%)
                                                                  Composition
                                                                  熔化溫度范圍(℃)
                                                                  Melting Range
                                                                  主要特性及用途
                                                                  Characteristics and Application
                                                                  產品樣本牌號 AWS A5.8 Ag Cu Zn Cd 其他
                                                                  Rest
                                                                  固相線
                                                                  Solidus
                                                                  液相線
                                                                  Liquidus
                                                                  B-Ag12CuZnCd ___ ___ 11.0

                                                                  13.0
                                                                  49.0

                                                                  51.0
                                                                  27.0

                                                                  31.0
                                                                  7.0

                                                                  11.0
                                                                  ___ 620 780 熔化溫度范圍寬,漫流性較好,適用于眼鏡、漁具等行業中銅合金、鋼及不銹鋼等零件的搭接釬焊。
                                                                  B-Ag18CuZnCdSn ___ ___ 17.0

                                                                  19.0
                                                                  38.0

                                                                  40.0
                                                                  25.0

                                                                  29.0
                                                                  13.0

                                                                  17.0
                                                                  Sn
                                                                  1.0
                                                                  640 746 流動性較好,用于機械、制冷等產品的碳鋼、不銹鋼、銅、黃銅零部件的釬焊,接頭具有良好的強度。
                                                                  B-Ag20CuZnCd ___ ___ 19.0

                                                                  21.0
                                                                  34.0

                                                                  36.0
                                                                  29.0

                                                                  33.0
                                                                  14 .0 

                                                                  16 .0
                                                                  Si         0.15 620 730 熔點低,漫流性較好,釬縫較光潔,可釬焊銅及銅合金、鋼及不銹鋼等。
                                                                  B-Ag25CuZnCd ___ BAg-33 24.0

                                                                  26.0
                                                                  29.0

                                                                  31.0
                                                                  26.5

                                                                  28.5
                                                                  16.5

                                                                  18.5
                                                                  ___ 607 682 熔點較低,漫流性較好,可釬焊銅及銅合金、鋼及不銹鋼等。
                                                                  B-Ag30CuZnCd 料311 BAg-2a 29.0

                                                                  31.0
                                                                  26.0

                                                                  28.0
                                                                  21.0

                                                                  25.0
                                                                  19.0

                                                                  21.0
                                                                  ___ 607 710 熔點低,潤濕性及填縫性較好,可釬焊銅及銅合金,鋼、不銹鋼等。
                                                                  B-Ag45CuZnCd ___ BAg-1 44.0

                                                                  46.0
                                                                  14.0

                                                                  16.0
                                                                  14.0

                                                                  18.0
                                                                  23.0

                                                                  25.0
                                                                  ___ 607 618 熔點較低,釬焊工藝性能好,能流入很小的間隙接頭,可用于銅及銅合金、鋼及不銹鋼等材料的釬焊。
                                                                  B-Ag50CuZnCd 料313 BAg-1a 49.0

                                                                  51.0
                                                                  14.5

                                                                  16.5
                                                                  14.5

                                                                  18.5
                                                                  17.0

                                                                  19.0
                                                                  ___ 627 635 熔化溫度區間窄,流動性好于 B-Ag45CuZnCd,但價格貴。
                                                                  B-Ag40CuZnCdNi 料312 ___ 39.0

                                                                  41.0
                                                                  15.5

                                                                  16.5
                                                                  17.5

                                                                  18.5
                                                                  25.1

                                                                  26.5
                                                                  Ni
                                                                  0.1

                                                                  0.3
                                                                  595 605 銀釬料中熔化溫度最低的一種,釬焊工藝性能非常好,用于銅及銅合金、鋼及不銹鋼等材料的釬焊,特別適宜于要求釬焊溫度低的場合。
                                                                  B-Ag50CuZnCdNi 料315 BAg-3 49.0

                                                                  51.0
                                                                  14.5

                                                                  16.5
                                                                  13.5

                                                                  17.5
                                                                  15.0

                                                                  17.0
                                                                  Ni
                                                                  2.5

                                                                  3.5
                                                                  632 688 具有良好的抗蝕性,對硬質合金的潤濕能力強,主要用于硬質合金和不銹鋼的釬焊。
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