ASTM A 121 - 99 (Reapproved 2004) Standard Specification for Metallic-Coated Carbon Steel Barbed Wire

American Society for Testing and Materials (ASTM). Current edition approved May 1, 2004. Published June 2004. 4 р. This specification covers metallic-coated steel barbed wire, consisting of a strand of two wires.
The barbed wire is available with aluminum, zinc, and zinc-5 % aluminum-mischmetal alloy coatings, with a number of coating weights, in a number of different constructions (designs), and in two grades. Not all designs are available in all coating types.