имя: | Drill Rod |
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Pipe Diameter: | 3 inch- 5 inch |
Pipe Length: | 1000mm-9500mm |
Wall thickness: | 5mm-18mm |
Thread: | API 2⅜“Reg /API 2 7/8“Reg/API 3 ½ “Reg |
Material of tube: | R780 |
Material of adaptor: | 42CrMo |
Technology: | Friction welding/ Tempering process |
Application: | Water well drilling/mining/quarry |