Hard vacuum-deposited film improves nozzle properties. Tip and bore surfaces of proposed nozzle for feeding wire for gas/tungsten arc welding coated with film of synthetic diamond. Film gives nozzle following advantages: lower friction, thermal conductivity, less wear, electrical isolation of wire from nozzle, and high resistance to corrosion.
Diamond-Coated Wire-Feeding Nozzle
NASA Tech Briefs ; 15 , 11
1991-11-01
Miscellaneous
No indication
English
TRANSFER WIRE FEEDING DEVICE AND TRANSFER WIRE FEEDING METHOD
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