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Cigweld
Cobalarc 750
SKU: 611473
Cobalarc 750 is a smooth running, rutile type electrode specifically designed for AC hard surfacing applications. Packaging Data 611473 – 3.2 mm – 5kg Pack 611474 – 4.0 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 […]
DownloadCobalarc 750 is a smooth running, rutile type electrode specifically designed for AC hard surfacing applications.
Packaging Data
611473 – 3.2 mm – 5kg Pack
611474 – 4.0 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
