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Postalloy®
2993-SA
Description
POSTALLOY® 2993-SA is a non-cracking low alloy tubular welding wire for submerged-arc welding. Provides a medium hardness martensitic steel deposit with good metal-to-metal wear and moderate abrasion resistance. The deposit has good metal-to-metal wear characteristics. Multiple layers can be applied crack-free. For use on carbon and alloy steels.
Specifications
Product Type
Wire: Submerged-arc

Weld Deposit Properties
Hardness  
2 and 3 layers 41-44Rc
Preheat may be required for certain low alloy, higher carbon steels  
Deposits can be flame-cut  
Machinable  

Applications
Oilfield brake rims
Mine car wheels
Crane wheels
Tractor undercarriage idlers and rollers
Tractor rails
Chains and drive sprockets
Electric shovel cable sheaves
Shovel track pad
Cable drums
Cable sheaves

POSTALLOY® 2993-SA    Welding Parameters
 
Current: Use DC Reverse Polarity (DCEP)
Diameter Amps Volts Stick Out
1/8" (3.1mm)400-500 26-301┬╝"-1┬Ż"(33-38mm)
5/32" (4.0mm)425-54029-321┬╝"-1┬Ż"(33-38mm)

Welding ProcedureFlux: Neutral
Position: Flat
Packaging Options
Diameter
Standard Packaging
1/8" (3.1mm)
500 lb drum
5/32" (4.0mm)
500 lb drum