Cigweld Cobalarc 750 3.2mm 5kg Welding Electrode

Cigweld Cobalarc 750 3.2mm 5kg Welding Electrode

Cobalarc 750 is a smooth running, rutile type electrode specifically designed for AC hard surfacing applications.

Packaging Data 

611473 – 3.2 mm – 5kg Pack

Features & Benefits 

• Resistant to Hard Particle Abrasion
• Air hardening, crack-free, martensitic steel deposit – 750 HV30
• Easy arc start and stable running on portable AC welding sets (>45 O.C.V)

Classifications
ISO AS/NZS 25 76: 1860-A4
W.T.I.A. Tech Note 4: 1860-A4

Applications
Surfacing of agricultural points, shares and tynes, grader and dozer blades, conveyor screws and post hole augers.

Welding Positions
Downhand & Horizontal hard surfacing applications.

(3.2mm and 4.0mm sizes can be used for vertical welding by depositing overlapping horizontal stringer passes)

Typical All Weld Metal Deposit Analysis
C: 0.60%
Mn: 0.46%
Si: 0.75%
Cr: 5.9%
Mo: 0.40%

Typical Weld Deposit Hardness
HRC HV30
Single Layer on Mild Steel 64 800
Two Layers on Mild Steel* 62 750
*Not recommended for multi-pass welding heavier than 3 layers