PROUCT LIST
工厂牌号
Product Number
相关牌号
Related Number
主要化学成分
Chemical composition
融化温度℃
Melting Range
用途
Applications
Ag Cu Zn Sn Ni Other 固相
Solidus
液相
Liquidus
GB-60A BAg60Cu 59-61 28-32 --- 9.5-10.5 --- --- 600 730 含中、高银的无镉银
钎料熔化区间小,流
动性好,填缝能力
强,广泛用于钢、不
锈钢、铜和铜合金的
钎焊。
Alloys cadmium free
with medium/high
silver content ,small
melting range,excel-
lent capillarity and
fluidity. Used for
brazing stell、
stainless steel、
copper and copper
alloy.
 
BAg-18 60 Bal --- 10.0 --- ---
GB-50A BAg50CuZn 49-51 33-35 14-18 --- --- --- 688 774
BAg-6 49-51 Bal 14-18 --- --- ---
GB-45A BAg45CuZn 44-46 29-31 24-27 --- --- --- 677 743
BAg-5 45 Bal 25.0 --- --- ---
GB-44A BAg44CuZn 43-45 Bal 24-28 --- --- --- 675 735
GB-30A BAg30CuZn 29-31 Bal 31-33 --- --- --- 680 765
BAg-20 30 Bal 32 --- --- ---
GB-25A BAg25CuZn 24-26 40-42 33-35 --- --- --- 700 790
L-Ag25 25 Bal 34 --- --- ---
GB-20A BAg20CuZn 19-21 Bal 33-37 --- --- --- 690 810
L-Ag20 20 Bal 35 --- --- ---
GB-56ASn BAg56CuZnSn 55-57 21-23 15-19 4.5-5.5 --- --- 620 655 含中、高银的无镉银
钎料熔化区间小,流
动性好,填缝能力强,
用于钎焊薄的接头,
如膜片,冰箱上的邦
迪管
Alloys cadmium free with
meduim/high silver
content,small melting
range,excellent 
capillarity and fluidity.
Used for brazing thin
joint such as
diaphragms、thermostat
and bundy tube in
refrigerators.
BAg-7 56 Bal 17.0 5.0 --- ---
GB-45ASn BAg45CuZnSn 44-46 Bal 23-27 2.5-3.5 --- --- 640 680
BAg-36 45 Bal 25.5 3.0 --- ---
GB-40ASn BAg40CuZnSn 39-41 Bal 27-29 1.5-2.5 --- --- 650 710
BAg-28 40 Bal 28 2.0 --- ---
GB-34ASn BAg34CuZnSn 33-35 35-37 25-29 2.5-3.5 --- --- 630 730
L-Ag34Sn 33 Bal 27.5 3.0 --- ---
GB-30ASn BAg30CuZnSn 29-31 Bal 31-33 1.5-2.5 --- --- 665 755
L-Ag30Sn 30 Bal 32.0 2.0 --- ---
GB-25ASn BAg25CuZnSn 24-26 Bal 32-34 1.5-2.5 --- --- 680 760
L-Ag25Sn 25 Bal 33.0 2.0 --- ---
GB-40MnNi BAg40CuZnNi 39-41 Bal 26-30 --- 1.5-2.5 --- 660 780 适用于硬质合金的钎焊
Used for brazing hard alloy
BAg-4 40 Bal 28.0 --- 2.0 ---
GB-49MnNi BAg49CuMnNi 48-50 15-17 Bal --- 4.0-4.5 Mn:6.5-8.5 680 700 适用于合金钢的钎焊
Used for brazing alloy steel
BAg-22 49 Bal 23.0 --- 4.5 Mn:7.5
L-Ag49 49 Bal 20.5 --- 0.5 Mn:2.5