barbed wire: wire materials: galvanized steel wire, pvc coated iron wire in blue, green, yellow and other colors. general use: barbed wire mainly serves in protecting of grass boundary, railway, highway etc. razor barbed wire: material applied for razor type barbed wire and barbed tape wire: galvanized razor wire or stainless steel razor coils.\n\nrazor wire can be installed in the form of barbed tape wire or concertina coil to walls or fencings. razor size and coil size are listed as follows.