Weld
MoldŽ 601 - A cobalt base
alloy with outstanding resistance to abrasion, heat and
corrosion. This alloy has a low coefficient of friction and
aquires a high polish in service. Not recommended for
applications involving impact or where crack-free weld
deposits are required. Uses include the overlay of extrusion
screw conveyors, valve systems and bearings.
Rc 50-55
Specification: AWS-RCoCr-C
Available forms: SMAW, GMAW, GTAW, OAW
    Sec
Sheet
Weld
MoldŽ 612 - Combining
outstanding hardness, toughness and resistance to corrosion
and heat, the properties of this cobalt-based alloy lie
between series 601 and 606. Overlays resist abrasion,
corrosion and moderate impact and acquire a high polish in
service. Uses include overlays on screw conveyors and augers
in the rubber and plastic industry, gas and diesel engine
components, extrusion screws and various valves.
Rc 48-52
Specification: AWS-RCoCr-B
Available forms: SMAW, GMAW, GTAW, OAW
Sec
Sheet
Weld
MoldŽ 672-C - A low carbon
version of the 673 product, it is more ductile and
crack-resistant when used for fabrication. Primarily used for
welding HastelloyŽ C-276 to itself and to many other
nickel-based and stainless alloys.
Rc 15-20 as-welded, work-hardens to Rc 35+
Specification: AWS-ENiCrMo-4
Available forms: SMAW, GMAW, GTAW
Spec
Sheet
Weld
MoldŽ 9225 -
A versatile
joining, surfacing and buildup material depositing "Hadfield"-type
manganese steel. Excellent for buffer layers before depositing
hard-facing overlays. Used to join manganese to manganese and
to carbon and stainless steels. Other uses include impact
hammers, crusher rolls, bucket teeth, railroad frogs and
crossovers. Deposits can be flame-cut but machinability is
generally poor. Non-magnetic.
Rc 15-25 as-welded; work-hardens to Rc 47-50
Specification: AWS-E FeMn-A
Available forms:
SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9325 High strength, low alloy, high
deposition product that produces sound, porosity-free,
crack-free weld deposits in an easily machinable range of
hardness.Rc 25-30
Available forms: SMAW, GMAW, SAW
Spec
Sheet
Weld
MoldŽ 9340 - An excellent
build-up and hardfacing material for all wrought or cast
steels and provides medium impact and medium abrasion
resistance at elevated temperatures up to1000° F.
Machinability; tough.
Rc 38-42
Available forms: SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9358 - a premium
martensitic steel alloy that provides excellent resistance to
abrasion, impact and high compressive loads at high
temperatures.
Rc 53-57
Available forms: SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9454 -
An all-purpose
medium-carbon, medium-chrome hardfacing alloy with good
resistance to abrasion and impact. The deposit can be applied
without cross-checking, depending on the base metal and
procedure. Used primarily on moderate impact and abrasion
applications such as crusher rolls, hammer mills dredge-pump
shells and crusher components.
Rc 50-54
Specification: NA
Available forms:
SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9459 - A
high-carbon/high-chrome/moly alloy for excellent resistance to
abrasion, heat and impact, good hardness at temperatures over
1,000F and excellent resistance to oxidation and corrosion up
to 1,800F. Uses include overlay of sand pumps, impellers and
bucket teeth/lips.
Rc 56-61
Specification: NA
Available forms: SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9462 - A chrome
carbide alloy that provides superior resistance to high
abrasion and low impact at very high temperatures. 9462 is an
excellent choice for sliding particle abrasion as found in
tar/sand applications.
Rc 50-55
Specification: NA
Available forms: GMAW
Spec
Sheet
Weld
MoldŽ 9768 -
A complex
carbide alloy which provides an abrasion resistance equal to
or approaching that of tungsten carbide. Weld deposits retain
hardness and withstand operating temperatures over 1,100F.
Uses include hard-facing of sinter claw crushers, sieves and
cement kilns.
Rc 65-68
Specification: NA
Available forms:
SMAW, GMAW
Spec
Sheet
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Weld MoldŽ
606 -
The most versatile of the cobalt base alloys,
exhibiting high tensile strength, metal-to-metal wear,
corrosion and erosion properties. PolyfaceŽ 606 has
exceptional resistance to thermal shock and maintains its
hardness at high temperatures. Uses include overlays on
valves, hot shear blades, punches, chain-saw bars and
components in molten zinc baths (galvanizing).
Rc 40-45
Specification: AWS-RCoCr-A
Available forms: SMAW, GMAW, GTAW, OAW
Sec
Sheet
Weld
MoldŽ 621 -
The least crack-sensitive of all the
cobalt base alloys. PolyfaceŽ 621 will work harden the Rc 45+
with excellent impact and metal-to-metal wear qualities,
especially at high temperatures. Uses include overlays on hot
extrusion and forging dies, trimmers, punches and hot shear
blades.
Rc 33-36 as-welded, work-hardens to Rc 45+
Specification: UNS-R30021
Available forms: SMAW, GMAW, GTAW, OAW
Spec
Sheet
Weld
MoldŽ 673
A nickel/chrome/moly alloy that resists
high heat, impact corrosion, metal-to-metal wear and thermal
shock. This alloy is also available in composite form as
PolyfaceŽ 673-C. deposits rapidly work-harden from Rc 18-22
as-welded to Rc 40-42. Uses of these alloys include overlays
of Hastelloy C, hot forge dies, trimmers and punches, hot
shear blades, extrusion dies and blast-furnace bleeder valves.
Rc 30-32 as-welded, work-hardens to Rc 40-45
Specification: AWS-ENiCrMo-5
Available forms:
SMAW, GMAW, GTAW, OAW
Spec
Sheet
Weld
MoldŽ 9239
A premium work hardening,
austenitic manganese deposit exhibiting an exceptional
combination of joining, build-up and surfacing properties.Rc 22-27 as-welded; work-hardens to Rc 50-55
Available forms:
SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9335 - An excellent build-up, underlay
and hardfacing material for all wrought or cast steels and
provides high impact and medium abrasion resistance.
Rc 35-38
Available forms: SMAW, GMAW, SAW
Spec
Sheet
Weld
MoldŽ 9345 - Provides low impact and high
metal-to-metal abrasion resistance at high temperatures. It
is an excellent buildup, underlay and hardfacing material for
all wrought or cast steels
Rc 40-45
Available forms: SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9380 -
The standard for most steel-mill roll
reclamation, this modified 420 stainless alloy is designed to
resist metal-to-metal wear, metal pickup, oxidation at high
temperatures and hot abrasion with freedom from
cross-checking. Uses include overlays of blast furnace bells
and hoppers, steel-mill rolls, brake drums and crane wheels.
Can be tempered to lower hardness.
Rc 50-58Rc as-welded
Specification: AWS-E420
Available forms:
SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9458 -
An economical hard-facing alloy
for resistance to severe abrasion and light to medium impact.
It is a high-silicon, chrome-steel alloy which can achieve Rc
58 on the first pass. Uses include dredge parts, earth-moving
and farm equipment.
Rc 58-62
Specification: NA
Available forms:
SMAW, GMAW
Spec
Sheet
Weld
MoldŽ 9461 - A high-chromium alloy that provides
the ultimate chromium carbide formations in an austenitic
matrix for resistance to sever abrasion and moderate impact.
The uniformly extruded coating and special core wire assures
low temperature fusion with minimum penetration of the base
metal. Welds take a high polish in service and maintain
hardness up to 900F. Uses include hard-facing of muller tires,
pug-mill knives, conveyors and earth-moving equipment.
Rc 57-60
Specification: NA
Available forms: SMAW
Spec
Sheet
Weld
MoldŽ 9765 - A complex carbide in a tough matrix
which offers extreme resistance to abrasion, oxidation and
erosion. It will maintain its hardness at temperatures over
1,100F, making it an excellent choice for cintering plants,
cement works and steel-mill blast-furnace bells.
Rc 60-65
Specification: NA
Available forms: SMAW, GMAW
Spec
Sheet
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