arc blow

arc blow

[′ärk ‚blō]
(metallurgy)
The shifting of the arc in various directions in electric-arc welding due to the magnetic fields at the arc.
References in periodicals archive ?
Tenders are invited for Mors Smitt Make, Plug In Type Relay With 8 Changeover Contacts And Equipped With Magnetic Arc Blow Out For Switching Dc Load Along With Surge Protection Diode Type - D-8-U-204/110V Dc For Bhel Type Ac/Dc Emus
For multiple arc set ups, any phase relationship can be achieved between the output waveforms regardless of the input connection -- to reduce arc blow and virtually eliminate Scott connections.