A metal bar serving as a core around which other metals are cast, forged, or extruded, forming a true, center hole.
glossary
glossary
A multiple header for interconnection of gas or fluid sources with distribution points.
Welding with a coated electrode where the operator?s hand controls travel speed and the rate the electrode is fed into the arc.
The distance from the root of the joint to the toe of the fillet weld.
Spooled or coiled filler metal that has been wound in distinct layers such that adjacent turns touch.