| 720 Special brass solder |
Physico-
chemical Data |
Type of brazing alloy |
Area of brazing
 |
Base Metal
|
Flux
|
Brazing process
|
Welding alloy composition
|
Cu: 59 %
Sn: 1 %
Mn:  0,5 %
Si: 0,15 %
Fe+Ni: 0,5 %
Zn: Rest
|
DIN 8513:
L-CuZn39Sn
EN
1044:
CU 306
|
Braze welding/gap soldering
Weld brazing/Building up by brazing
Well controlable flowing,
For wide gaps suitable.
Out-of-position work is possible.
Well usable melting range. |
Mild steel
Low-alloy steel
Malleable iron
Nickel
Copper
|
KMB-S 62
HP 64
V 87
Oktol 88
Flux "S"
|
ABA-FAG
Oxyfuel torch brazing
Gas fusion welding
|
Tensils strength of22
the braze joint
|
430 N/mm2 |
| Melting range |
875 – 895 °C
|
|
|
|
| 721
Special brass
solder |
Physico-
chemical Data |
Type of brazing alloy |
Area of brazing |
Base Metal |
Flux |
Brazing process |
| Welding alloy composition |
Cu: 57,5 %
Sn: 0,9 %
Si: 0,2 %
Fe+Ni: 2,4 %
Zn: Rest |
DIN 8513:
L-CuZn39Sn |
Braze welding/gap soldering
Weld brazing/Building up by brazing
Well
controlable flow
For wide gaps suitable.
Out-of-position work is possible.
Well usable melting range. |
Mild steel
Low-alloy steel
Malleable iron
Nickel
Copper
|
KMB-S 62
HP 64
V 87
Oktol 88
Flux "S"
|
ABA-FAG
Oxyfuel torch brazing
Gas fusion welding
|
Tensils strength of22
the braze joint |
450 N/mm2
|
| Melting range |
870 – 900 °C
|
|
|
|
7211 Brass Solder, Brass welding wire
|
Physico-
chemical Data |
Type of brazing alloy |
Area of brazing |
Base Metal |
Flux |
Brazing process |
| Welding alloy composition |
Cu: 59,5 %
Si: 0,25 %
Zn: Rest |
DIN 8513:
L-CuZn40
EN
1044:
CU 306
|
Gap
soldering/if necessary
Wide gaps/if necessary building up by brazing
Well flow
Gas fusion welding of various kinds of brass.
Welding wires is possible
|
Mild steel
Low-alloy steel
Malleable iron
Nickel
Copper
|
KMB-S 62
HP 64
V 87
Oktol 88
Flux "S"
|
ABA-FAG
Oxyfuel torch brazing
Gas fusion welding
|
Tensils strength of22
the braze joint |
390 N/mm2
|
| Melting range |
890 – 900 °C |
|
|
|
| 722 A Special brass solder |
Physico-
chemical Data |
Type of brazing alloy |
Area of brazing |
Base Metal |
Flux |
Brazing process |
| Welding alloy composition |
Cu: 58 %
Si: 0,2 %
Sn: 0,6 %
Fe+Ni: 0,5 %
Zn: Rest |
DIN 8513:
L-CuZn39Sn |
Gap soldering/if necessary
Braze welding
Weld brazing/gas fusion welding
Light thin fluid
Also wide gaps or narrow grooves
|
Mild steel
Low-alloy steel
Malleable iron
Nickel
Copper
|
KMB-S 62
HP 64
V 87
Oktol 88
Flux "S"
|
ABA-FAG
Oxyfuel torch brazing
Gas fusion welding
|
Tensils strength of22
the braze joint |
440-450 N/mm2 |
| Melting range |
870 – 890 °C |
|
|
|
| 7503V German silver solder |
Physico-
chemical Data |
Type of brazing alloy |
Area of brazing |
Base Metal |
Flux |
Brazing process |
| Welding alloy composition |
Cu: 48,5 %
Ni: 9,5 %
Fe: 0,2 %
Si: 0,2 %
Zn: Rest |
DIN 8513:
L-CuNi10Zn42
EN
1044:
CU 306
|
Braze welding/gap soldering
Weld brazing/building up by brazing
Well controlable flowing
For wide gaps suitable
Out-of-position work is possible
Perfect brazing seams
|
Mild steel
Low-alloy steel
Malleable iron
Nickel
Nickel alloys
Copper
|
KMB-S 62
HP 64
V 87
Oktol 88
Flux "S"
|
ABA-FAG
Oxyfuel torch brazing
Gas fusion welding
|
Tensils strength of22
the braze joint |
450-550 N/mm2 |
| Melting range |
890 – 910 °C |
|
|
