Concertina wire or Dannert wire[1] is a type of barbed wire or razor wire that is formed in large coils which can be expanded like a concertina. In conjunction with plain barbed wire (and/or razor wire/tape) and steel pickets, it is most often used to form military-style wire obstacles.

Barbed wire is designed to inflict harm on anyone who tries to climb over, through, or under it, while concertina wire is used for temporary barriers and razor wire is used as an additional layer of protection in conjunction with other security measures.

2024年7月19日 · Razor wire, also known as concertina wire or barbed wire, is a type of security fencing material made from sharp, intertwining wires. It is designed to protect properties, borders, and sensitive areas from unauthorized access.

Double concertina wire using two pieces of stainless steel razor wire or zinc-coated razor wire are bound together by clips to make it stronger. It is used as security fencing and isolation for gardens, residences, military sites and other sites requiring high security.

Features of concertina barbed wire. Sharp edge frightens intruders and thieves. Stability, rigidity, supply higher tensile strength to prevent cutting or destroying. Corrosion and rust resistance. Available to combine with chain link or welded fence. Provide various colors for choice. Easy and convenient installation and uninstallation.

Concertina barbed wire has only one strand line wire with many small protrusions on the surface to prevent barbs sliding, which is often be attached onto various wire mesh fencing, such as chain link fence, welded fence or expanded metal fence to achieve high level security.

2025年1月4日 · Razor wire, also known as concertina wire or barbed tape, is a type of security fencing wire designed to be an extreme deterrent against intruders and as an anti-personnel obstacle. Razor wire starts with a central steel wire core for strength and flexibility.

2023年6月12日 · Concertina wire, also known as razor wire, is a type of fencing material made from galvanized steel wire with sharp barbs or razor blades interspersed along its length. It is designed to create a formidable barrier that is difficult to breach or climb over.

We supply concertina wire, razor barbed wire, galvanized and pvc coated iron barbed tape, for wire mesh fencing and security barrier uses.

Concertina barbed wire can be attached onto almost all kinds of wire mesh fencing, such as chain link fence, welded wire fence, palisade fence or expanded metal fence to achieve high level security. Simple and light duty structure. Sharp edge, higher tensile strength. Anti-corrosion, difficult to cut or destroyed. Economical and practical.