... sale API 5L steel pipe X52 made in china 1.Material:Gr.A,Gr.B,X42,X46,X52,X56,X60 ... 21mm-508mm Wall thickness:4mm-80mm3.Paking:Normally each in a PVC bag,(option:bundle with knitted plastic bag/steel ... high-quality and reasonable price. As we have been in this area for several years, we can ensure ... the basis of mutual benefits. If you are interested in our products, please do not hesitate to contact us ...