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Techalloy 55
Techalloy 55 is used for TIG and
MIG welding of cast iron.  This
filler metal is extensively employed
to overlay cast iron rolls.  It is also
used to repair castings.  The weld
metal of Techalloy 55 is harder than
that of Techalloy 99.  However, the
machining can be accomplished by
using carbide tipped tools.
Techalloy 72
(AWS A5.14  ERNiCr-4)
Techalloy 72 is a high ChromiumNickel alloy used for joining,
repair and overlay cladding of
Ni-Cr and Ni-Fe-Cr components.
It resists high temperature corrosion including fuel-ash corrosion
and erosion in atmospheres
containing sulpher.  It is used
primarily for boiler tube overlay in
coal fired boiler systems.
Techalloy 99
(AWS A5.15 ERNiCl)
Techalloy 99 is used for TIG and
MIG welding of cast iron.  This
wire is extensively employed to
repair gray iron casting.  It can also
be used for overlay and buildup. 
The welds are easily machinable.
Techalloy 208
FM 61 (AWS A5.14 ERNi-1)
Techalloy 208 is used for TIG, MIG
and SAW welding of nickel 200
or 201.  This filler metal is also
employed for overlaying on steel
as well as repairing cast iron
castings.  It can also be used for
dissimilar joints between nickel or
nickel alloys to stainless or
ferritic steels.
Techalloy 276
(AWS A5.14 ERNiCrMo-4)
Techalloy 276 is used for welding of
materials of similar chemical composition (UNS Number N10276),
as well as dissimilar materials
of nickel base alloys, steels and
stainless steels.  This wire also
can be used for cladding steel with
nickel-chromium-molybdenum
weld metal. This alloy, due to its
high molybdenum content, offers
excellent resistance to stress
corrosion cracking, pitting, and
crevice corrosion.
Techalloy 413
FM 67 (AWS A5.7 ERCuNi)
Techalloy 413 is used for TIG, MIG,
and oxy-fuel welding of 70/30, 80/20
and 90/10 copper-nickel alloys. 
This filler metal
can be used for MIG overlay
on steel after a first layer with
Techalloy 208.  Dissimilar welding
applications include joining
copper-nickel alloys to Nickel 200
or nickel-copper alloys.
Techalloy 418
FM 60 (AWS A5.14 ERNiCu-7)
Techalloy 418 is used for TIG or
MIG welding of nickel copper
alloys (ASTM B127, B163, B164 and
B165 UNS Number N04400).  This
filler metal can be used for MIG
overlay on steel after a first layer
with Techalloy 208.  Dissimilar
welding applications include joining Monel? alloys to Nickel 200
and copper-nickel alloys.
Techalloy 606
FM 82 (AWS A5.14 ERNiCr-3)
Techalloy 606 is used for TIG, MIG,
and SAW welding of base materials such as ASTM B163, B166,
B167, and B168 – alloys which
have UNS Number N06600.  It is
one of the most used nickel alloys
whose applications range from
cryogenic to high temperatures. 
This filler metal can also be used
for dissimilar welding applications
between various nickel alloys and
stainless or carbon steels, as well
as for overlaying
Techalloy 617
(AWS A5.14 ERNiCrCoMo-1)
Techalloy 617 is used for TIG,
MIG and SAW welding of
nickel-chrome-cobalt-molybdenum alloys, as well as between
themselves and dissimilar
metals, such as stainless,
carbon or low alloy steels. 
This filler wire can also be
used to overlay welding where
similar chemical composition
is desired.  The weld metal
provides optimum strength
and oxidation resistance from
1500°F (815°C) up to 2100°F
(1150°C).
Techalloy 622
(AWS A5.14 ERNiCrMo-10)
Techalloy 622 is an alloy of
nickel with chromium, molybdenum and tungsten as principal alloying elements. 
It is used to weld alloys of
similar composition as well
as dissimilar joints between
nickel-chromium-molybdenum
alloys and stainless or carbon
or low alloy steels.  It can also
be used for cladding. Techalloy
622 offers excellent corrosion
resistance in oxidizing as well
as reducing media in a variety
of chemical process environments.  It offers an outstanding
resistance to stress corrosion
cracking, pitting and crevice
corrosion.
Techalloy 625
(AWS A5.14 ERNiCrMo-3)
Techalloy 625 is used for TIG,
MIG and SAW welding of nickel-chrome-molybdenum alloys. 
This filler metal is very versatile
in its applications.  It can be
used for welding of dissimilar
joints between nickelchrome-molybdenum alloys and
stainless or carbon or low alloy
steels.  It can also be used for
cladding .  Techalloy 625 with
low iron (less than 0.8%) is preferred in various applications
where dilution of iron must be
controlled to the minimum.
The high alloy content of
Techalloy 625 enables it to
withstand highly corrosive
environments.  The combination of nickel and chromium
provides the resistance to oxidizing conditions and the combination of nickel and molybdenum provides resistance to
reducing conditions.  Due to its
molybdenum content, this alloy
offers resistance to stress
corrosion cracking, pitting, and
crevice corrosion.
Techalloy 625FCA
(AWS A5.34 ENiCrMo3T1)
Techalloy 625 FCA is a gas
shielded, all position flux
cored wire used for dissimilar
welding of Ni-Cr-Mo Alloys
to steel, for surfacing carbon
and low alloy steels, and for
joining Ni-Cr-Mo alloys.
Techalloy 625HWT
(AWS A5.14 ERNiCrMo-3)
Techalloy 625HWT can be
used for welding dissimilar
joints between nickel-chromemolybdenum alloys and stainless or carbon or low alloy
steel. It can also be used for
cladding as well as for spraying applications. Its high alloy
content withstands corrosive
environments, and resists
reducing conditions, stress
corrosion cracking, pitting
and crevice corrosion.
Techalloy 718
(AWS A5.14 ERNiFeCr-2)
Techalloy 718 is used for TIG
welding alloy 718, 706 and
X-750.  It is mainly used for
welding high-strength aircraft components, and liquid
rocket components involving
cryogenic temperatures. 
Precautions should be taken
with high heat input processes such as MIG welding
to avoid microfissuring. This
alloy can be age hardened to
higher strengths.
Techalloy 825
(AWS A5.14 ERNiFeCr-1)
Techalloy 825 is used for TIG,
MIG, and SAW welding of
nickel-iron-chromium-molybdenum-copper alloys.  This
can also be used to overlay
cladding where similar chemical composition is required.