Postalloy® 2993-SA

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

  • Submerged Arc Wire

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

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:
Yes

Welding Parameters

Current Type : DC Electrode Positive

Volts Amps Diameter Stick Out
26-30 400-500 1/8" (3.2mm) 11⁄4"-11⁄2"(33-38mm)
29-32 425-540 5/32" (4.0mm) 11⁄4"-11⁄2"(33-38mm)

Welding Procedure:

Flux: Neutral

Position: Flat

Packaging Options

Diameter Standard Packaging
1/8" (3.2mm) 500 lb (226.80 kg) drum
5/32" (4.0mm) 500 lb (226.80 kg) drum