Designations
Overhead power lines
Electric power transmission
Surfaces
Zinc coatings
Circular shape
Mechanical properties of materials
Length
Tolerances (measurement)
Certification (approval)
Acceptance (approval)
Electric conductors
Overhead line conductors
Rounding (numbers)
Reinforcing materials
Steels
Electric wires
Wires
Grading (quality)
Joints
Classification systems
Diameter