1.API 5L steel pipe 2.O.D:21-508mm W.T:4-80mm 3.Material:Gr.A,Gr.B, X42,X52,L245.etc 4.length:fixed or random Hot sale API 5L steel pipe X52 made in china 1.Material:Gr.A,Gr.B,X42,X46,X52,X56,X60,X70,X80,X95,L245,L290,L360,L415,L450 etc2.outer diameter: 21mm-508mm Wall thickness:4mm-80mm3.Paking:Normally each in a PVC bag,(option:bundle with knitted plastic bag/steel crate), 20 feet container( ...