... EN39, JIS3. Section type: round, square, rectangular, oval and other special section type4. Detailed Product DescriptionERW steel pipeGRADE:Q195,Q215,Q235,Q275 ... WT:0.8mm-8.5mm Length:12m PRODUCTHOT DIP GALVANIZED STEEL PIPE/GI LINE PIPETECHNIQUEWELDED/ERWMATERIALQ195,Q215,Q235,Q275, Q345 SIZEOUTER ... 30 DAYSPACKING1,Big OD:in bulk2,Samll OD:packed by steel strips3,woven cloth with 7 slats4,as per to ...