API SPEC SDP Friction welded DZ50 R780 E X G S 5DP grade steel 60mm Drilling pipe
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Oil Drill Collar 6 1/4"-Nc46 with API Spec 7-12021-04-16 10:53:18 |
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AISI 4145h API Spec 7-1 Oil Heavy Weight Drill Pipe O. D 6 5/8"2020-11-12 16:13:53 |
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AISI 4145h Heavy Duty Drill Pipe O. D 6 5/8" with API 7-1 for Petroleum2020-11-12 16:12:22 |
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AISI 4145h Oil Heavy Weight Drill Pipe O. D 6 5/8" with API 7-12020-11-12 16:08:45 |
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API Spec 7-1/7-2 AISI 4145h String/Near-Bit Drill Stabilizer O. D 444.5mm2020-11-12 15:15:47 |