Page 178 - Technical Guidbook - Zika industrial Welding Supplies

OXY-FUEL WELDING AND SOLDERING SILVER RODS FOR COPPER SOLDERING
SOLDERING Item Description Standard Catalog Dia (mm)
Number
There are two methods of soldering. Copper - Phosphorus wire with L-AG2P - FLAT ROD 1,
3X3,
Brazing - designed for materials whose melting point is 425ºC a low silver content. Suitable 2X500MM CP 105 TIGSB5%-FLT 1.3X3.25
for filling wide connections.
or more.
Bare copper wire - phosphorus
Soldering - designed for materials whose melting point is less with 15% silver content that BS EN 1044 15 AG TIGSB15%-30BR 1.6
than 425ºC. provides high ductility, even At BARE WIRE
low temperatures.
The use of a combination of oxygen and acetylene creates a Alloy with 20% silver content, DIN 8513 L AG 20
flame that melts the two pieces of metal intended for soldering, without cadmium. Not sensitive EN1044-AG 206 TIGSB20%-15 1.5
with or without additional wire. to overheating.
Wires containing cadmium are
The weld is usually intended to connect metal sheets and various body especially useful in spare parts
work. stores for air conditioning. With
a 20% silver content, overheat-
Air conditioning personnel use propane gas and perform silver soldering. ing of the filler material should DIN 8513 L Ag 20Cd TIGSB20%-15B 1.5
Propane gas is capable of reaching temperatures of about 700ºC. be avoided due to the presence EN1044 AG 309
of zinc, which can create holes
Melting points for various materials: and prevent sealing when
overheated.
Silver - Silver melts at 961.9ºC. An alloy with 30% silver con-
The higher the percentage of silver, the lower the melting point, and the tent, without cadmium and not
sensitive to overheating.
easier it is to work with th molten material. Brazing non-alloyed steels and 17672:2010-AG 130 TIGSB30%-15 1.5
UNI EN ISO
Copper - 1083ºC. steels without nickel alloys and
nickel-cast iron alloys, copper
Aluminum - Aluminum melts between 580ºC and 620ºC. and copper alloys.
Wires containing cadmium are
especially useful in spare parts
stores for air conditioning. With DIN 8513 L AG 30CD
STEEL RODS FOR OXY - FUEL WELDING a 30% silver content, overheat- EN1044 AG 306 TIGSB30%-15B 1.5
ing of the filler material should
be avoided due to the presence
Item Description Catalog Number AWS 5.8 Package Weight Dia (mm) of zinc.
Standard (Kg) An alloy with 40% silver con-
tent, without cadmium.
TIGER-16 10 1.6 For brazing unalloyed steels, UNI EN ISO TIGSB40%-15 1.5
nickel and nickel-cast iron al- 17672:2010-AG 105
TIGER-20 10 2 loys, copper and copper alloys.
Rods for welding Alloy wire with a silver content
in all positions for TIGER-25 R-45 10 2.5 of 40%, blue color, contains
steels with low TIGER-32 10 3.2 cadmium for brazing unalloyed DIN 8513 L AG 40CD TIGSB40%-15B 1.5
strength. and alloyed steels, nickel and EN1044 AG 304
TIGER-40 10 4 nickel alloys.
Alloy with 56% silver content,
TIGER-50 10 5 without cadmium, not sensitive
to overheating. Good fluidity AWS A5.8 B-Ag 7
The steel rods are manufactured from the same rods used to manufacture welding electrodes. and capillarity for brazing unal- EN1044 AG 102 TIGSB56%-15 1.5
loyed and alloyed steels, nickel
alloys and cast iron, aluminum,
copper and copper alloy.
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