8d coil nails

The front and back twist barbed wire costs less than 30 cents per meter, and the corresponding No. 12 hot-dip galvanized barbed wire costs 5 cents per meter. No matter in terms of service life, tensile strength, and anti-rust effect, it is no worse than No. 12 iron wire

Life said “wire”, in fact, is “low carbon steel wire”, carbon content in 0.2% below. The surface is usually coated with zinc coating because it is easy to rust. Under atmospheric conditions, the galvanized layer will not rust before most of the fall off, relatively soft. Life said “steel wire”, is the carbon content of about 0.6% of the “carbon steel wire”, or carbon content of about 0.8% of the “high carbon steel wire”, they have enough hardness and elasticity after appropriate heat treatment, high strength. The use of words such as winding ordinary spring and so on.