... .5mm---50mmLengthRandom or fixedUsageLine Pipe,Casing And Tubing,Fluid Pipe, Water Delievery,Heating Pipe,Power Pipe,Structure Pipe,Scaffold,Piling PipeManufacture ProcessesRaw ... by plastic cloth accroding to the size of the pipe with steel belt tied3 According to the sustomers' ... by API,CE,ISO professional manufacturer of pipes & pipe fittings await your cooperation.Any questions,pls contact with ...