Brazing Alloys

CHEMICAL COMPOSITION (%)

Melting Range

Application

Ag

Cu

Zn

Impurty Total

Solidus

/

Liquidus

/

BAg10CuZn

9~11

52~54

36~38

≤0.10

1500/815

1560/850

For brazing copper-copper alloys, stainless steel-steels

BAg20CuZn

19~21

40~42

38~40

1275/690

1490/810

BAg25CuZn

24~26

40~42

33~35

1255/680

1465/795

BAg30CuZn

29~31

37~39

30~34

1250/677

1410/766

For brazing steel to non-ferrous alloys (Except Titanium and Aluminum.)

BAg40CuZn

39~41

29~31

29~31

1150/621

1350/732

For joining copper-copper alloys, all steels and dissimilar metals.

BAg45CuZn

44~46

29~31

24~26

1250/677

1370/743

For brazing copper, alloyed copper pipes, tools motors, appliance ; repairing parts.

BAg50CuZn

49~51

33~35

14~18

1270/688

1425/714

For brazing copper-copper/copper alloys, Sn/Zn plated steel parts.

BAg72Cu

71~73

Bal.

-

1435/779

1435/779