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By certification 
Electric Galvanized Iron Wire Technical Information: Processing with low carbon steel wire, through drawing and electric galvanizing
Standard wire gauge for electro galvanized iron wire: from 8# to 16#
Electric galvanized iron wire uses: Electric galvanized wire is used in weaving of wire mesh, fencing for expressway and construction.
Hot-Dip Galvanized Iron Wire Technical Information: Material: super carbon steel Processing by drawing, hot-dip zinc coating
Hot-dip galvanized iron wire standard wire gauge: from 8# to 24#
Hot-dip galvanized wire property: Thick zinc-coating layer of hot-dipped galvanized iron wire offers super corrosion resistance with firm coating layer. Custom size available.
| Galvanized wire, steel wire, annealed wire | |||
| wire gauge size | SWG(mm) | BWG(mm) | metric(mm) |
| 8 | 4.06 | 4.19 | 4.00 |
| 9 | 3.66 | 3.76 | - |
| 10 | 3.25 | 3.40 | 3.50 |
| 11 | 2.95 | 3.05 | 3.00 |
| 12 | 2.64 | 2.77 | 2.80 |
| 13 | 2.34 | 2.41 | 2.50 |
| 14 | 2.03 | 2.11 | - |
| 15 | 1.83 | 1.83 | 1.80 |
| 16 | 1.63 | 1.65 | 1.65 |
| 17 | 1.42 | 1.47 | 1.40 |
| 18 | 1.22 | 1.25 | 1.20 |
| 19 | 1.02 | 1.07 | 1.00 |
| 20 | 0.91 | 0.89 | 0.90 |
| 21 | 0.81 | 0.813 | 0.80 |
| 22 | 0.71 | 0.711 | 0.70 |
