Guangjin (Zhengzhou) Imports&Exports Trading Co., Ltd.

Cast & Forged
Drill pipe

Drill pipe

Application: using for oil drilling.     Drill pipe Specifications: ø40,50, 60,73,89,114,127,139Drill pipe material: DZ50, R780, G105, S135 Joint material: 40Cr, 45Mn2, 35CrMo,42 CrMo, 4137HSizeWeightFalt-end weightGradeWall thicknessUpset...
Drill Collars

Drill Collars

Drill collars are manufactured from AISI 4145H or 36CrNiMo4 modified steel. Drill collars are manufactured from AISI 4145H or 36CrNiMo4 modified steel, and are supplied in the" as rolled" surface finish condition. Alternative surface finishes can be provided.Trepanning and...
Drill Collar

Drill Collar

Drill collars are manufactured from AISI 4145H or 36CrNiMo4 modified steel. Drill collars are manufactured from AISI 4145H or 36CrNiMo4 modified steel, and are supplied in the" as rolled" surface finish condition. Alternative surface finishes can be provided.Trepanning and...



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