Q. What are the requirements related to the use of a ground rod for the grounding electrode system, including sizing of the grounding electrode conductor? (Answer based on 2011 NEC.) A. Ground rod ...

In an attempt to establish a national standard to improve product quality as well as dimensional and physical characteristics for users of galvanized ground rods, the National Electrical Manufacturers ...

Humans have been welding at least since the advent of the first horseshoes and wagon wheels. Back then, the village blacksmith didn't have screw threads or Cherry rivets, electricity or gas. For those ...

TiCp/Ni coating has been deposited onto the electrodes by electro-spark deposition to improve electrode life during resistance welding of Zn-coated steels. However, welding results revealed that ...