U Type Wire Sizes: Wire gauge: BWG18-BWG27(wire diameter: 0.16mm-1.8mm) Wire length: 250-700mm or according to customers’ requirement raw materials:the U-type iron wire is made of low carbon steel wire by using national standard low-carbon steel wire .it is refined with these process:picking,drawing,high temperature and so on characterisitics:strong flexibility plasticity and a wide range of uses. Application: U-type iron wire is used in the construction industry,handicrafts,silk weaving,products packaging and daily civilian fields. At the same time ,we can also produce according to customer needs.