Scope: Covers the requirements for two types of galvanized steel barbed wire with two strands of wire. Terminology: Length of the Barb-Shall mean the distance of the barb point from the axis of the line wire or wires around which the point wire is wound. Line Wire-Shall mean a wire of, specified diameter of which the barbed wire is made. Point Wire-Shall mean a wire of specified diameter of

Punched Tape Concertina Coil is modern version of Barbed Wire, Designed to prevent intrusion along premiere barriers. Punched Tape Concertina Coil is fabricated from high tensile wire onto which a multitude of razor-sharp barbs are formed at close intervals. The barb are designed to have a precision and gripping action. The wire strip are galvanized to prevent corrosion.