cold drawn galvanizing Steel Pipe 1.Length:16meter 2.Outermeter:21.3-1000mm 4.Material:Q195 ,Q215 ,Q23 Sino East Teel Enterprise CO.,LTD. is a company that producing all kinds of pipes, square pipes, Our company's products are exported to Brazil , Indonesia , Singapore , Central Asian countries, and other countries and regions. Description: galvanized Steel PipeHigh-frequency welded1)Outer ...