The drill stem / drill string including DP (drill pipe), HWDP (heavy weight drill pipe), DC (drill collar), Kelly etc. The accessories, such as tool joint, drilling tool lifting sub, cross-over sub and so on are also available according to customers' detailed requirements. Line Pipe Standard: API 5L Uses: For conveyance of gas water and oil in oil and gas industryNominal Outside Diameter Wall Thickness Calculated Weight Size D T Plain-End Wpe Threads and Coupling ew in mm in mm lb/ft kg/m lb kg 2002-3-8 2.375 60.3 0.154 3.9 3.66 5.42 1.2 0.54 2.375 60.3 0.218 5.5 5.03 7.43 1.09 0.5 2002-7-8 2.875 73 0.203 5.2 5.8 8.69 1.8 0.82 2.875 73 0.276 7 7.67 11.39 1.57 0.71 2003-1-2 3.5 88.9 0.216 5.5 7.58 11.31 1.8 0.82 3.5 88.9 0.3 7.6 10.26 15.24 1.76 0.8 4 4 101.6 0.226 5.7 9.12 13.48 3.2 1.45 4 101.6 0.318 8.1 12.52 18.68 3 1.36 2004-1-2 4.5 114.3 0.237 6 10.8 16.02 4.4 2 4.5 114.3 0.337 8.6 15 22.42 3.99 1.81 2005-9-16 5.563 141.3 0.258 6.6 14.63 21.92 5.6 2.54 5.563 141.3 0.375 9.5 20.8 30.88 4.94 2.44 2006-5-8 6.625 168.3 0.28 7.1 18.99 28.22 7.2 3.27 6.625 168.3 0.432 11 28.6 42.67 5.65 2.56 2008-5-8 8.625 219.1 0.277 7 24.72 36.61 14.8 6.72 8.625 219.1 0.322 8.2 28.58 42.65 14 6.36 8.625 219.1 0.5 12.7 43.43 64.64 11.74 5.2 2010-3-4 10.75 273.1 0.279 7.1 31.23 46.57 20 9.08 10.75 273.1 0.307 7.8 34.27 51.03 19.2 8.72 10.75 273.1 0.365 9.3 40.52 60.5 17.4 7.9 10.75 273.1 0.5 12.7 54.79 81.55 15.32 6.95 Tolerances on Dimensions: Outside Diameter Tolerance Wall Thickness Tolerance Not Higher Than Grade B Not Lower Than X42 D<60.3 +0.41/-0.40mm D<73 -160 D≥73 -120 D≥60.3 +0.75/-0.40mm D≥73 -120 D>73 -120
