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Postalloy® 
2506-E
Description

Postalloy® 2506-E Conforms to AWS CoCr-A. Cobalt base hardfacing alloy with chromium carbides providing excellent resistance to metal to metal wear and corrosion over a wide temperature range. Offers outstanding self-mating, anti-galling properties and it is effective when abrasion is accompanied by thermal shock or impact. Deposits are machinable. Crack free deposits can be made with proper preheat, post heat and inter-pass temperature.

Specifications
Product Type

Electrode: Cobalt base hardfacing alloy


Weld Deposit Properties
Crack-free deposits with proper preheat (take off)  
Deposit thickness  
2 layers
Hardness (2 layers)  
35-48Rc
Deposits are machinable  

Applications

Shear blades, Fluid flow valves, Extrusion srews, Roll bushings and Valve bearing surface.


Postalloy® 2506-E    Welding Parameters
 
Current: DC Electrode Positive
Diameter Amps Volts
3/32" (2.4mm)50-7015-25
1/8" (3.1mm)80-11015-25
5/32" (4.0mm)120-15015-25
3/16" (4.8mm)150-18015-30
Packaging Options
Diameter
Standard Packaging
All Diameters
10 lb tubes