... pipes 4.API,CE,ISO 5.foucs on oil and gas project Focus on your oil and gas project since 1976. ItemDetailsOuter DiameterSeamless:max 36’’;ERW ... .5mm---50mmLengthRandom or fixedUsageLine Pipe,Casing And Tubing,Fluid Pipe, Water Delievery,Heating Pipe,Power Pipe,Structure Pipe,Scaffold,Piling PipeManufacture ProcessesRaw ...