DTH Drill Pipe

Mainly used in rock drilling and crushing, anchoring drilling, geothermal air conditioning holes, water well drilling, etc. The pipe body is made of materials produced by well-known large-scale iron and steel enterprises in China. The two ends of the pipe body are internally thickened, tempered after friction welding.

Northstar Part NumberDiameter (mm)Diameter (in)Wall (mm)Wall (in)Length (mm)Length (ft)Box ThreadPin ThreadWrench Flat Width (mm)Wrench Flat Width (in)Unit Weight (kg)Unit Weight (lb)
DR030003A1F-067763.0040.15710003.282 3/8″ API2 3/8″ APIA/F652.51226
DR030003C1F-072763.006.30.24810003.282 3/8″ API2 3/8″ APIA/F652.51737
DR030003G1F-099763.008.80.24810003.282 3/8″ API2 3/8″ APIA/F652.51737
DR030005A1F-065763.0040.15715004.92RD50-6RD50-6A/F652.51635
DR030005A1F-068763.0040.15715004.922 3/8″ API2 3/8″ APIA/F652.51635
DR030005C1F-073763.006.30.24815004.922 3/8″ API2 3/8″ APIA/F652.52351
DR030005G1F-100763.008.80.34615004.922 3/8″ API2 3/8″ APIA/F652.52453
DR030006G1F-098763.008.80.34618005.912 3/8″ API2 3/8″ APIA/F652.52862
DR030007A1F-069763.0040.15720006.562 3/8″ API2 3/8″ APIA/F652.51942
DR030007C1F-074763.006.30.24820006.562 3/8″ API2 3/8″ APIA/F652.52862
DR030007G1F-101763.008.80.34620006.562 3/8″ API2 3/8″ APIA/F652.53271
DR030007G1F-102763.008.80.34620006.562 3/8″ API2 3/8″ APIA/F652.53271
DR030010A1F-066763.0040.15730009.84RD50-6RD50-6A/F652.52453
DR030010C1F-071763.006.30.24830009.84RD50-6RD50-6A/F652.53986
DR030010C1F-075763.006.30.24830009.842 3/8″ API2 3/8″ APIA/F652.53986
DR030010A1F-112763.0040.15730009.842 3/8″ API2 3/8″ APIA/F652.52555
DR030010A1F-113763.0040.15730009.842 3/8″ API2 3/8″ APIA/F652.52555
DR030012C1F-097763.006.30.248372012.202 3/8″ API2 3/8″ APIA/F652.54497
DR030013C1F-076763.006.30.248400013.122 3/8″ API2 3/8″ APIA/F652.549108
DR030013A1F-080763.0040.157400013.122 3/8″ API2 3/8″ APIA/F652.53168
DR030015C1F-077763.006.30.248450014.762 3/8″ API2 3/8″ APIA/F652.552115
DR030016C1F-083763.006.30.248500016.402 3/8″ API2 3/8″ APIA/F652.561134
DR030020C1F-078763.006.30.248600019.692 3/8″ API2 3/8″ APIA/F652.572159
DR030020C1F-108763.006.30.248600019.692 3/8″ API2 3/8″ APIA/F652.570154
DR035003A1F-126893.5040.15710003.282 3/8″ API2 3/8″ APIA/F652.51329
DR035003C1F-136893.506.30.24810003.282 3/8″ API2 3/8″ APIA/F652.51737
DR035003C1F-142893.506.30.24810003.282 3/8″ IF2 3/8″ IFA/F652.51737
DR035005A1F-127893.5040.15715004.922 3/8″ API2 3/8″ APIA/F652.51840
DR035005A1F-132893.5040.15715004.922 3/8″ IF2 3/8″ IFA/F652.51840
DR035005C1F-137893.506.30.24815004.922 3/8″ API2 3/8″ APIA/F652.52453
DR035005C1F-143893.506.30.24815004.922 3/8″ IF2 3/8″ IFA/F652.52453
DR035006C1F-155893.506.30.24817005.582 3/8″ API2 3/8″ APIA/F652.52862
DR035006A1F-128893.5040.15718005.912 3/8″ API2 3/8″ APIA/F652.52044
DR035006C1F-146893.506.30.24818005.912 3/8″ API2 3/8″ APIA/F652.52964
DR035006G1F-180893.508.80.34618005.912 3/8″ API2 3/8″ APIA/F652.53373
DR035006G1F-185893.508.80.34619506.402 3/8″ API2 3/8″ APIA/F652.53475
DR035007A1F-129893.5040.15720006.562 3/8″ API2 3/8″ APIA/F652.52249
DR035007A1F-133893.5040.15720006.562 3/8″ IF2 3/8″ IFA/F652.52249
DR035007C1F-138893.506.30.24820006.562 3/8″ API2 3/8″ APIA/F652.53066
DR035007C1F-144893.506.30.24820006.562 3/8″ IF2 3/8″ IFA/F652.53066
DR035007G1F-172893.508.80.34620006.562 3/8″ API2 3/8″ APIA/F652.53884
DR035007C1F-154893.506.30.24821006.892 3/8″ API2 3/8″ APIA/F652.53168
DR035010A1F-130893.5040.15730009.842 3/8″ API2 3/8″ APIA/F652.52862
DR035010A1F-134893.5040.15730009.842 3/8″ IF2 3/8″ IFA/F652.52862
DR035010C1F-135893.506.30.24830009.84RD70-4RD70-4A/F652.54395
DR035010C1F-139893.506.30.24830009.842 3/8″ API2 3/8″ APIA/F652.54395
DR035010C1F-145893.506.30.24830009.842 3/8″ IF2 3/8″ IFA/F652.54395
DR035010G1F-159893.508.80.34630009.842 3/8″ API2 3/8″ APIA/F652.552115
DR035010C1F-181893.506.30.24830009.842 3/8″ IF2 3/8″ IFA/F652.54395
DR035010A1F-210893.5040.15730009.842 3/8″ API2 3/8″ APIA/F652.53066
DR035013C1F-153893.506.30.248400013.122 3/8″ API2 3/8″ APIA/F652.556123
DR035013A1F-166893.5040.157400013.122 3/8″ API2 3/8″ APIA/F652.53986
DR035015C1F-140893.506.30.248450014.762 3/8″ API2 3/8″ APIA/F652.574163
DR035015A1F-187893.5040.157450014.762 3/8″ API2 3/8″ APIA/F652.53782
DR035016C1F-151893.506.30.248500016.402 3/8″ API2 3/8″ APIA/F652.569152
DR035020C1F-141893.506.30.248600019.692 3/8″ API2 3/8″ APIA/F652.581179
DR035020G1F-182893.508.80.346600019.692 3/8″ API2 3/8″ APIA/F652.599218
DR040003G1F-2481024.508.80.34610003.282 3/8″ IF2 3/8″ IFA/F7532861
DR040006C1F-2551024.506.30.24817005.582 3/8″ IF2 3/8″ IFA/F7533679
DR040010C1F-2201024.506.30.24830009.842 7/8″ API2 7/8″ APIA/F75355121
DR040010G1F-2441024.508.80.34630009.842 3/8″ API2 3/8″ APIA/F75394206
DR040010G1F-2491024.508.80.34630009.842 3/8″ IF2 3/8″ IFA/F75394206
DR040013C1F-2211024.506.30.248400013.122 7/8″ API2 7/8″ APIA/F75370154
DR040013C1F-2281024.506.30.248400013.123 1/2″ API3 1/2″ APIA/F75370154
DR040016C1F-2131024.506.30.248500016.403 1/2″ API3 1/2″ APIA/F65385187
DR040016C1F-2171024.506.30.248500016.402 7/8″ API2 7/8″ APIA/F75385187
DR040020C1F-2221024.506.30.248600019.692 7/8″ API2 7/8″ APIA/F753100220
DR040020C1F-2461024.506.30.248600019.693 1/2″ API3 1/2″ APIA/F753100220
DR040020C1F-2631024.506.30.248600019.692 7/8″ IF2 7/8″ IFA/F753100220
DR045004J1F-3251144.5012.70.50012194.003 1/2″ API3 1/2″ APIA/F75348105
DR045004J1F-3311144.5012.70.50012194.003 1/2″ API3″ BECOA/F75348105
DR045007J1F-3261144.5012.70.50021337.003 1/2″ API3 1/2″ APIA/F75361135
DR045020K1F-3501144.50170.670600019.693″ BECO3″ BECOA/F903.5266585
DR045003C1F-2691144.506.30.24810003.283 1/2″ API3 1/2″ APIA/F953.752657
DR045003G1F-2781144.508.80.34610003.283 1/2″ API3 1/2″ APIA/F953.753168
DR045005C1F-2681144.506.30.24815004.922 3/8″ IF2 7/8″ IFA/F953.753577
DR045005C1F-2701144.506.30.24815004.923 1/2″ API3 1/2″ APIA/F953.753577
DR045005G1F-2791144.508.80.34615004.923 1/2″ API3 1/2″ APIA/F953.754293
DR045005C1F-3551144.506.30.24815004.922 3/8″ API2 3/8″ APIA/F953.753577
DR045007C1F-2711144.506.30.24820006.563 1/2″ API3 1/2″ APIA/F953.754395
DR045007C1F-2751144.506.30.24820006.563 1/2″ IF3 1/2″ IFA/F953.754395
DR045007G1F-2801144.508.80.34620006.563 1/2″ API3 1/2″ APIA/F953.7554119
DR045010C1F-2721144.506.30.24830009.843 1/2″ API3 1/2″ APIA/F953.7560132
DR045010C1F-2761144.506.30.24830009.843 1/2″ IF3 1/2″ IFA/F953.7560132
DR045010G1F-2811144.508.80.34630009.843 1/2″ API3 1/2″ APIA/F953.7577170
DR045013G1F-2881144.508.80.346400013.123 1/2″ API3 1/2″ APIA/F953.75100220
DR045013C1F-3041144.506.30.248400013.123 1/2″ API3 1/2″ APIA/F953.7576168
DR045015C1F-2731144.506.30.248450014.763 1/2″ API3 1/2″ APIA/F953.7596211
DR045015G1F-2821144.508.80.346450014.763 1/2″ API3 1/2″ APIA/F953.75111245
DR045016C1F-2871144.506.30.248500016.403 1/2″ API3 1/2″ APIA/F953.7593205
DR045016C1F-3031144.506.30.248500016.403 1/2″ IF3 1/2″ IFA/F953.7594207
DR045016G1F-3101144.508.80.346500016.403 1/2″ API3 1/2″ APIA/F953.75122269
DR045020C1F-2741144.506.30.248600019.693 1/2″ API3 1/2″ APIA/F953.75110243
DR045020G1F-2831144.508.80.346600019.693 1/2″ API3 1/2″ APIA/F953.75136300
DR045020J1F-3141144.5012.70.500600019.693 1/2″ API3 1/2″ APIA/F953.75200440
DR045020G1F-3231144.508.80.346600019.692 7/8″ API2 7/8″ APIA/F953.75145320
DR045020G1F-3361144.508.80.346600019.69NC35NC35A/F953.75145320
DR050007G1F-3801275.008.80.34620006.563 1/2″ API3 1/2″ APIA/F953.7564141
DR050007C1F-3821275.006.30.24820006.563 1/2″ API3 1/2″ APIA/F953.7552115
DR050010C1F-3781275.006.30.24830009.843 1/2″ API3 1/2″ APIA/F953.7561134
DR050010G1F-3811275.008.80.34630009.843 1/2″ API3 1/2″ APIA/F953.7590198
DR050020C1F-3791275.006.30.248600019.693 1/2″ API3 1/2″ APIA/F953.75127280
DR055003G1F-4271405.508.80.34610003.284 1/2″ API4 1/2″ APIA/F1204.754599
DR055003J1F-4511405.5012.70.50010003.284 1/2″ API4 1/2″ APIA/F1204.7557125
DR055005G1F-4281405.508.80.34615004.924 1/2″ API4 1/2″ APIA/F1204.7548106
DR055005G1F-4321405.508.80.34615004.923 1/2″ API3 1/2″ APIA/F1204.7548106
DR055005C1F-4261405.506.30.24815004.923 1/2″ API3 1/2″ APIA/F1204.754395
DR055005G1F-4401405.508.80.346152453 1/2″ IF3 1/2″ IFA/F1204.7548106
DR055007G1F-4291405.508.80.34620006.564 1/2″ API4 1/2″ APIA/F1204.7576168
DR055007G1F-4331405.508.80.34620006.563 1/2″ API3 1/2″ APIA/F1204.7576168
DR055007J1F-4561405.5012.70.50020006.564 1/2″ API4 1/2″ APIA/F1204.75114250
DR055010G1F-4301405.508.80.34630009.844 1/2″ API4 1/2″ APIA/F1204.75104229
DR055010G1F-4341405.508.80.34630009.843 1/2″ API3 1/2″ APIA/F1204.75104229
DR055013G1F-4371405.508.80.346400013.123 1/2″ API3 1/2″ APIA/F1204.75131289
DR055016G1F-4351405.508.80.346500016.404 1/2″ API4 1/2″ APIA/F1204.75160353
DR055020G1F-4311405.508.80.346600019.694 1/2″ API4 1/2″ APIA/F1204.75187412
DR055020G1F-4381405.508.80.346600019.693 1/2″ API3 1/2″ APIA/F1204.75187412
*Additional diameters, wall thicknesses, length, wrenching and thread types are available upon request.
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