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Water Well OCTG Drill Pipe High Hardness For Geological Exploration2020-09-12 17:45:00 |
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Heavy Duty Oil Casing Pipe , Octg Casing And Tubing Seamless Rolled2020-09-12 17:43:29 |
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Seamless OCTG Drill Pipe Tube High Torque Simultaneously Subjected2019-08-27 11:57:02 |
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Steel Oil Drilling Pipe Dead Weight Corrosion Resistance API Standard2019-08-27 11:57:02 |
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Axial Tension Subjected OCTG Drill Pipe Petroleum Industries Applied2019-08-27 11:57:02 |
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Smooth Internal OCTG Drill Pipe Well Zones Contamination Prevent2019-08-27 11:57:02 |
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Connection Casing Pipe For Oil Well Drilling High Sealing Perdormance2019-08-27 11:57:02 |
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Rust Proof OCTG Drill Pipe Horizontal High Strength Steel Grade2019-08-27 11:57:02 |
