Barbed wire GOST 285-69 - is a steel black or galvanized corrugated wire with a diameter of about 2.8 mm, on which spikes of wire diameter of 2 mm are wound. It is made of low-carbon steel grades (1-2) kn, (1-2) ps, (1-2) SP, with a thickness of 3 mm. Wire barbed mono basic corrugated is used for the construction of various types of fences and obstacles.
To protect against corrosion and rust, the barbed wire is covered with a zinc layer. Galvanized barbed wire has a longer service life and greater reliability than uncoated wire