钻杆规格及参数Specifications and Parameters of Drill Pipe            外径OD壁厚Wall Thickness名义重量Nominal weight计算平端重量Calculated Plain End weight钢级Grade加厚方式Upset Type接头外径OD of Pin and Box(in)      (mm)接头内径ID of Pin and Box (in)    (mm)螺纹类型RSC Type丝扣Threads (in)锥度Taperin      mmin      mmIb/ft    kg/mIb/ft        kg/m4 1/2114.300.43010.9220.0029.7918.71027.840EXGSEU6 5/8    168.283 5/8    92.083 1/2    88.903 1/2    88.903       76.20 NC50  (4 1/2IF)41:65127.000.3629.1919.5029.0524.05035.800EXGSIEU6 5/8    168.283 3/4    95.253 1/2    88.903 1/4    82.552 3/4    69.85NC50  (4 1/2IF)41:65127.000.50012.7025.6038.1317.95026.700EXGIEU6 5/8    168.283 1/2    88.903       76.202 3/4    69.85 NC50  (4 1/2IF)41:65 1/2139.700.3619.1721.9032.6219.83029.520EXGSIEU7                        177.87                        177.87 1/4    184.157 1/2    190.54       101.63 3/4    95.253 1/2    88.903       76.205 1/2 FH41:65 1/2139.700.41510.5424.7036.7922.56033.570EXGSIEU7       177.87 1/4    184.157 1/4    184.157 1/2    190.54       101.603 1/2    88.903 1/2    88.903       76.205 1/2 FH41:6