1.OD:2 7/8,3 1/2, 4, 4 1/2, 5, 5 1/2;
2.steal grade:E75,X95,G105,S135;
3.Type of end finish:EU-external upset,IEU-internal & external upset.
4.All drill pipe are made according to API 5D and spec 7;
5.We can provide in many conditions,with or without hard banding(Arnco 100,Arnco 300,tungsten caribide,etc)rang from 2 3/8-6 5/8;
pls specify the following on enquiry:
outside diameter, inside diameter, steel grade, length,internal coating material
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