Provide pre-galvanized steel round pipe made in China

Product Description   Section Shape Round Thickness 0.5-2.0mm length 4-12m Outer Diameter 12-88mm Grade Q195,Q235 or Equivalent. Standard ASTM A53-2007,ASTM A106-2006,A500,GB/T3091-2008 Technology ERW Zinc 40-220g/m2 Product QC System Hebei Sinostar Trading Co. Ltd sets up the department of quality control specially, which is a well-trained professional quality control team. We have professional ability and services surpassing third-party testing agency. We run according to the standardized inspection and service process. We assure the buyers of carrying out each order successfully. Process of quality control: A.Choice of manufacturers B.Signing contract and placing orders C.Following up manufacturing : To follow up every step of manufacturing process and ensure that the quantity, quality, packing and delivery time are in conformity with the requirements of the buyers order and relative international standards.   D.Quality inspection: To fully inspect the goods after finishing manufacturing, issue survey report and present to the overseas buyer. We ensure that all the products conform to the requirements of the order and relative international standards.   
  E.Supervision of loading in the port: To follow up and supervise the goods loaded into containers before shipment, ensure again that the quality, quantity and packing meet the requirements of the order , ensure the goods without any damage during the process of container loading and guarantee the delivery time meets the requirements of the order. Hbsinostar Office   Hbsinostar team   Main Product                           Cold Rolled Steel Coils                       Hot Dipped Galvanized Steel Strips                     Hot Rolled Steel Rectangular Pipes        Hot Dipped Galvanized Corrugated Steel Sheets