API 5L X52 Seamless Steel Pipe

　　Standard:API, ASTM, DIN, GB

　　Grade:St37,St52,St45-4

　　Thickness:4 - 45.4 mm

　　Section Shape:Round

　　Outer Diameter:13.5 - 457.2 mm

　　Origin:China

　　Application:Structure Pipe,Oil Pipe,Mechanical Structure

　　Technique:ERW

　　Certification:ISO9001:2008

　　Surface:Black, Silve, Black

　　special pipe:API pipe

　　Ends:Bevel ends,varnishing,plastic caps

　　Port:Tianjin