Hebei Yongming Geological Project Machinery Co., Ltd

Drill Pipe Specification Size (inch) Norminal Weight (PPF) 　　Calculated Plain-end Weight 　　　Wpe Outside Dia 　　　D Wall Thickness 　　　T Grade Upset Ends for weld-on tool joints 　　lb/ft kg/m in mm 　　in mm 2 3/8 6.65 　　6.27 9.33 2.375 60.3 0.280 7.11 E.X.G.S E.U 2 7/8 10.40 9.72 14.47 2.875 73.0 0.362 9.19 E.X.G.S E.U. or I.U. 3 1/2 9.50 8.81 13.12 3.500 88.9 0.254 6.45 E E.U. or I.U. 3 1/2 13.30 12.32 18.34 3.500 88.9 0.368 9.35 E.X.G.S E.U. or I.U. 3 1/2 15.50 14.64 21.79 3.500 88.9 0.449 11.40 E E.U. or I.U. 3 1/2 15.50 14.64 21.79 3.500 88.9 0.449 11.40 　X.G.S E.U. or I.E.U. 　　4 14.00 12.95 19.27 4.000 101.6 0.330 8.38 E.X.G.S E.U. or I.U. 4 1/2 13.75 12.25 18.23 4.500 114.3 0.271 6.88 　　E E.U. or I.U. 4 1/2 16.60 15.00 22.32 4.500 114.3 0.337 8.56 E.X.G.S E.U. or I.U. 4 1/2 20.00 18.71 27.84 4.500 114.3 0.430 10.92 E.X.G.S E.U. or I.U. 5 16.25 14.88 22.16 5.000 127.0 0.296 7.52 　X.G.S I.U. 5 19.50 17.95 26.70 5.000 127.0 0.362 9.19 E I.E.U 5 19.50 17.95 26.70 5.000 127.0 0.362 9.19 　X.G.S E.U. or I.U. 5 25.60 24.05 35.80 5.000 127.0 0.500 12.70 　　E I.U. 5 25.60 24.05 35.80 5.000 127.0 0.500 12.70 　X.G.S E.U. or I.U. 5 1/2 21.90 19.83 29.52 5.500 139.7 0.361 9.17 E.X.G.S I.E.U 5 1/2 24.70 22.56 33.57 5.500 139.7 0.415 10.54 E.X.G.S I.E.U 6 5/8 25.20 22.21 33.04 6.625 168.3 0.330 8.38 E.X.G.S I.E.U 6 5/8 27.72 24.24 36.06 6.625 168.3 0.362 9.19 E.X.G.S I.E.U Product Features .Superior-quality pipe& advanced heat treatment process, high strength &high toughness(especially under low temperature) .Smooth and long upset transition area & strong hard banding-extended product life .To meet or exceed requirements of the API 5D,API 7G, API Q1 & ISO9001 .Equipment with advanced inspection instruments and a strictly quality controlling system, the final products are guaranteed to be of superior and stable quality .Due to our professional technicians & product flexibility, we are capable of meeting some customers’ specific requirement.