square hollow sections

Square hollow section for shipbuilding, high strength, high toughness, corrosion resistance and low-temperature resistance

The wall thickness of black square hollow section is allowed to deviate.

hot dip galvanized square hollow section orifice is flat, the outer and inner walls of the steel pipe are smooth

pre galvanized square tube orifice is flat, the outer and inner walls of the steel pipe are smooth

OEM square hollow section Tianjin YuantaiDerun orifice is flat, the outer and inner walls of the SHS are smooth

ODM square hollow section yuantaiderun(OEM OBM) orifice is flat, the outer and inner walls of the steel pipe are smooth

ODM galvanized square hollow section mill yuantaiderun orifice is flat, the outer and inner walls of the steel pipe are smooth

square hollow section queto yuantaiderun(can oem obm odm). factory direct supply,its advantage is low cost.

square hollow section price yuantaiderun(oem obm odm). low cost,high quality,complete specifications,fast delivery.

Hot dip galvanized square hollow sections yuantai(can oem odm obm) ,low cost,high quality,complete specifications,fast delivery