Chemical composition:
Executive standard |
Classification |
Alloy |
Cu |
Al |
Fe |
Mn |
Ni |
P |
Pb |
Si |
Sn |
Zn |
Total amount of |
ISO24373 |
Cu7730 |
CuZn40Ni10 |
46.0-50.0 |
0.01 |
- |
- |
9.0-11.0 |
0.25 |
0.05 |
0.04-0.25 |
- |
bal. |
0.5 |
GB/T9460 |
SCu7730 |
CuZn40Ni10 |
46.0-50.0 |
max0.01 |
- |
- |
9.0-11.0 |
max0.25 |
max0.05 |
0.04-0.25 |
- |
bal. |
max0.5 |
BS EN14640 |
Cu7730 |
CuZn40Ni10 |
46.0-50.0 |
- |
- |
- |
9.0-11.0 |
- |
0.03 |
0.2 |
0.8-1.1 |
bal. |
0.5 |
AWS A5.8 |
C77300 |
RBCuZn-D |
46.0-50.0 |
0.01 |
- |
- |
9.0-11.0 |
0.25 |
0.05 |
0.04-0.25 |
- |
bal. |
0.5 |
Physical properties of materials:
Solidus |
℃ |
921 |
Liquidus |
℃ |
935 |
Brazing temperature range |
℃ |
938-982 |
Applications:
It is primarily used for brazing tungsten carbide.It is also used with steel,nickel,and nickel alloys.It can be used with all brazing processes.This filler metal is unsuitbale for furface braing in a protective atmosphere.
Make up:
Diameter: 1.60 -2.00-2.40 - 3.20 - 4.00 -4.76- 6.35 - 7.93
Rods:1.60 - 9.5 mm x 305mm-1000 mm
Flux Coated Available. 1.60-6.35mm
Further make ups on request.