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Postalloy® DuraBuild™

Postalloy® DuraBuild™ 2892-FCO is a strong, tough, low alloy build-up welding wire. It can be applied to carbon and low alloy steels. Weld deposits are exceptionally sound and dense, and heavy buildups are possible without danger of cracking.

Product Type

Wire: Flux-cored, Open-arc
Also available as a metal-cored, gas-shielded wire - Postalloy® DuraBuild™ 2892-MCG

Electrode equivalent: Postalloy® 27

Weld Deposit Properties
Maximum Deposit Thickness  
Machinable with carbide tools  


Kiln trunnions
Ingot buggies
Shovel carrier
Dredge ladder rolls
Crane wheels
Driving sprockets
Carbon steel pump shells
Tractor undercarriage idlers and rollers
Driving tumblers
Dragline chains
Trencher drive segments and rollers
Shovel boom heels
Coupling boxes
Logging arch wheels

Saw carriage wheels
Ladder role bearing box
Wobblers Cable sheaves
Dredge driving tumblers
Dredge bucket pins
Wheels on mine cars
Gears shafts and keyways
Miner bearing carrier
Slag ladle cars
Conveyor chain links
Hot metal cars
Power shovel transmission parts

Postalloy® DuraBuild™ 2892-FCO    Welding Parameters
Current: DC Electrode Positive
Diameter Amps Volts Stick Out
.045" (1.1mm)125-225 20-26 1/2"-1"(12-25mm)
1/16" (1.6mm)225-375 23-28 1"-1ÂĽ"(25-32mm)
7/64" (2.8mm)325-50025-301"-1½"(25-38mm)
Packaging Options
Standard Packaging
Special Packaging Available
.045" (1.1mm)
25 lb spool
55 lb coil
1/16" (1.6mm)
25 lb spool
55 lb coil
7/64" (2.8mm)
55 lb coil