Steel Grade: S355J0H Out Diameter: 219-1422 mm ( 8"-56"), tolerance: ±1% Wall Thickness: 9.53-140mm Length: 6-11.8Meter Seamless steel pipe Surface: bare, black varnish or light oiled Pipe End: Plain or Beveled (Can be Protected By Plastic Pipe Cap) NDE: UT, ET or Hydraulic testing Straightness: WT<30mm, not more than 2mm per meter WT≥30mm, not more than 3mm per meter Others: According EN10210 standard Yangzhou Chengde (YC) is one of the best steel pipe manufacturers in the world, and the production diameter from 8" to 48" in OD and wall thickness from 9.53 mm up to 140mm. We can produce the Carbon Steel Pipe, Mechanical steel pipe and Nuclear steel pipe according to the EN10210, EN10216 and EN10297 standards. In recently 10 years, we have been exported about 150000 tons S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, E355, P…