- Polk Mechanical Company LLC (Dfw, TX)
- …as electron beam welding, and the skill to apply these processes in manufacturing , repairing, modifying, rebuilding, and assembling various types of metal and alloy ... dye penetrant, pressure inspection, and other tests. + The supervisor is called on for advice on unusual problems....metals and alloys such as different kinds of steel, chrome , aluminum, cast iron, nickel, Monel, brass, copper, bronze,… more