1.1 This specification covers 121/2-gage (0.099-in.) [2.5- mm] Class 3 metallic-coated steel wire suitable for use in parallel-wire fence, trellis, and similar structures that are typically nonelectrified. Two types of coatings are covered, as follows:

1.1.1 Type 1 -Zinc-coated (galvanized), and

1.1.2 Type II -Zinc-5% aluminum mischmetal (Zn-5AlMM) alloy coated.

1.2 This specification is applicable to orders in either inch-pound units (as A854) or acceptable SI units (as A854M). Inch-pound units and SI units are not necessarily equivalent.