Chemical composition:
Executive |
Classification |
Alloy |
Cu+Ag |
AI |
Fe |
Mn |
Ni |
P |
Pb |
Si |
Sn |
Zn |
Total amount of |
ISO24373 |
Cu4700 |
CuZn40Sn |
57.0-61.0 |
0.01 |
|
|
- |
- |
0.05 |
|
0.25-1.0 |
bal. |
0.5 |
GB/T9460 |
SCu4700 |
CuZn40Sn |
57.0-61.0 |
max 0.01 |
- |
- |
- |
- |
max0.05 |
- |
0.25-1.0 |
bal. |
max 0.5 |
BS EN14640 |
Cu4700 |
CuZn40 |
57.0-61.0 |
0.01 |
- |
- |
- |
- |
0.05 |
- |
0.25-1.0 |
bal. |
0.5 |
AWS A5.8 |
C47000 |
RBCuZn-A |
57.0-61.0 |
0.01 |
- |
- |
- |
- |
0.05 |
- |
0.25-1.0 |
bal. |
0.50 |
Physical properties of materials:
Solidus |
℃ |
888 |
Liquidus |
℃ |
899 |
Brazing temperature range |
℃ |
910-954 |
Applications:
Used on steels,copper,copper alloys,nickel,nickel alloys and stainless steel when corrosion resistance is not of importance.It is used with torch,furnace,and induction brazing processes.Fluxing is generally required,,and a borax-boric acid type flux is commonly used.
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 914mm/1000 mm
Flux Coated Available. 1.60-6.35mm
Further make ups on request.