Plastic Coated Barbed Iron Wire Material:Q195,Q235,Low Carbon Steel Wire Barb length:1.5-3.0cm ... : 3", 4", 5", 6"4. Specification Barbed Wire SpecificationTypeWire Gauge (SWG)Barb Distance (cm)Barb Length ( ... cm)Electric Galvanized Barbed Wire; Hot-dip zinc plating barbed wire10# x 12# ... x 16#16# x 18#PVC coated barbed wire; PE barbed wirebefore coatingafter coating7.5-151.5- ...