... WT 2mm-60mmLENGTH4M to 12MApplicationConstruction,Oil & Gas, Petrochemical,Water pipeline,Sewage Treatment, Transmission pipelinePacking1Packing in bundles2Surface: Varnish ... , JIS, EN, BS, NF, GOST, ISO and so on Application :Water delievery ,Petroleum Piping,Oil,Gas ,Construction/Structural, Chemical ... !8000tons/month output oil gas,sewage,construction and power station project astm a53 a106 erw pipe