galvanized pipe 1:Zinc:80-400g 2:Certificate:ISO9001-2001 3:OD:16-406mm 4:WT:1.5-35mm... 1.Product namegalvanized pipe 2.Size16-406mm 3.Wall thickness1.5-35mm4.StandardAPI/ASTM/ASME/EN/DIN/GB5.MaterialASTM A 106/API 5L/GR.B/Q235/Q345 etc.6.PackingBundle.seaworthy packing7.Application rangePetroleum,gas,water transportation,power,papermaking,chemicalMedical equipment,aviation,boiler,exchanger, ...